Astraada DRV-28 Series Operation Manual
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Astraada DRV-28 Series Operation Manual

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Operation Manual
Astraada DRV-28
Frequency inverters
The owner of Astraada brand is ASTOR Sp. z o.o.

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Summary of Contents for Astraada DRV-28 Series

  • Page 1 Operation Manual Astraada DRV-28 Frequency inverters The owner of Astraada brand is ASTOR Sp. z o.o.
  • Page 2 This operation manual presents installation wiring, parameter setup, fault diagnosis and trouble shooting, and precautions related to daily maintenance. Read through this manual carefully before installation to ensure DRV-28 series inverter is installed and operated in a proper manner to give full play to its excellent performance and powerful functions.

  • Page 3: Table Of Contents

    DRV-28 inverters Contents Contents Preface ......................... 1 Contents ....................... ii Chapter 1 Safety precautions ................1 1.1 What this chapter contains ................. 1 1.2 Safety definition ..................1 1.3 Warning symbols..................1 1.4 Safety guidelines ..................2 Chapter 2 Quick startup ..................5 2.1 What this chapter contains .................
  • Page 4 DRV-28 inverters Contents 4.2 Mechanical installation ................15 4.3 Standard wiring of main circuit ..............21 4.4 Standard wiring of control circuit .............. 26 4.5 Wiring protection ..................29 Chapter 5 Basic operation instructions............... 31 5.1 What this chapter contains ............... 31 5.2 Keypad introduction ..................
  • Page 5 DRV-28 inverters Contents 8.5 Power cable .....................255 Chapter 9 Communication protocol ..............256 9.1 What this chapter contains ..............256 9.2 Modbus protocol introduction ..............256 9.3 Application of Modbus ................256 9.4 RTU command code and communication data .........262 9.5 Common communication faults ..............277 Appendix A Extension cards ................279 A.1 Model definition ..................279 A.2 Dimensions and installation ..............284...
  • Page 6 E.2 STO channel delay description ..............336 E.3 STO function installation checklist ............337 Appendix F Acronyms and abbreviations ............338 Appendix G Further information ...............339 G.1 Product and service queries ..............339 G.2 Feedback about Astraada Inverter manuals ..........339 G.3 Documents on the Internet ..............339...

  • Page 7: Chapter 1 Safety Precautions

    Safety precautions DRV-28 inverters Chapter 1 Safety precautions 1.1 What this chapter contains Read this manual carefully and follow all safety precautions before moving, installing, operating and servicing the inverter. If these safety precautions are ignored, physical injury or death may occur, or damage may occur to the equipment.

  • Page 8: Safety Guidelines

    Safety precautions DRV-28 inverters Symbols Name Instruction Abbreviation off to prevent electric shock Read Read the operation manual before manual operating on the equipment Procedures taken to ensure proper Note Note Note operation 1.4 Safety guidelines  Only trained and qualified electricians are allowed to carry out related operations.
  • Page 9 Safety precautions DRV-28 inverters  Installation site should be away from children and other public places;  The inverter cannot meet the requirements of low voltage protection in IEC61800-5-1 if the altitude of installation site is above 2000m;  The inverter should be used in proper environment (see chapter 4.2.1 Installation environment for details);...
  • Page 10 Safety precautions DRV-28 inverters Note:  Do not switch on or switch off input power sources of the inverter frequently;  For inverters that have been stored for a long time, set the capacitance and carry out inspection and pilot run on the inverter before use. ...

  • Page 11: Chapter 2 Quick Startup

    Quick startup DRV-28 inverters Chapter 2 Quick startup 2.1 What this chapter contains This chapter introduces the basic principles required during installation commissioning. Users can realize quick installation commissioning by following these principles. 2.2 Unpack inspection Check as follows after receiving products. 1.

  • Page 12: Installation Confirmation

    Quick startup DRV-28 inverters Note: For cabinet-type inverter, its ambient temperature is the air temperature inside the cabinet. 3. Check whether the altitude of the application site exceeds 1000m, if yes, derate 1% for every additional 100 m. 4. Check whether the humidity of application site exceeds 90%, if yes, check whether condensation occurred, if condensation does exist, take additional protective measures.
  • Page 13 Quick startup DRV-28 inverters 3. Adjust the acceleration and deceleration time based on actual working conditions of the load. 4. Jogging to carry out device commissioning. Check whether the motor running direction is consistent with the direction required, if no, it is recommended to change the motor running direction by exchanging the motor wiring of any two phases.

  • Page 14: Chapter 3 Product Overview

    3.2 Basic principle DRV-28 series inverter is used to control asynchronous AC induction motor and permanent-magnet synchronous motor. The figure below shows the main circuit diagram of the inverter. The rectifier converts 3PH AC voltage into DC voltage, and the capacitor bank of intermediate circuit stabilizes the DC voltage.

  • Page 15: Product Specification

    Product overview DRV-28 inverters （+） DC reactor （-） Fig 3.3 400V (132kW and above) main circuit diagram Note: 1. 132kW and above inverters can be connected to external DC reactors. Before connection, it is required to take off the copper bar between P1 and (+). 132kW and above inverters can be connected to external brake unit.
  • Page 16 Product overview DRV-28 inverters Function description Specification Torque control precision 10% (SVC) , 5% (VC) Asynchronous motor: 0.25Hz/150% (SVC) Starting torque Synchronous motor: 2.5 Hz/150% (SVC) 0Hz/200% (VC) 150% of rated current: 1min; Overload capacity 180% of rated current: 10s; 200% of rated current: 1s;...

  • Page 17: Product Nameplate

    Product overview DRV-28 inverters Function description Specification Expandable PG card, programmable extension card, communication card, I/O card, etc Support wall-mounting, floor-mounting and Installation mode flange-mounting Temperature of running -10–50°C, derating is required if the ambient temperature environment exceeds 40°C Protection level IP20 Pollution level Level 2...

  • Page 18: Rated Value

    Type Inverter series 26: DRV-26 universal inverter ② 27: DRV-27 vector inverter 28: DRV-28 closed vector inverter Group Product group DRV: Astraada DRV inverters ③ single-phase 230 VAC Voltage degree ④ three-phase 400 VAC 0…9: rated power C – comma...

  • Page 19: Structure Diagram

    Product overview DRV-28 inverters Product model Output power (kW) Input current (A) Output current (A) AS28DRV4280 AS28DRV4315 AS28DRV4350 AS28DRV4400 AS28DRV4500 Note: The input current of 1.5–500kW inverter is measured in cases where the input voltage is 400V without additional reactors; The rated output current is the output current when the output voltage is 400V;...
  • Page 20 Product overview DRV-28 inverters Name Instruction Keypad interface Connect the keypad Nameplate See details at chapter 3.4 Product nameplate Control terminals See details at chapter 4 Installation guide Optional. Cover plate can upgrade protection level, Cover plate of heat emission however, as it will also increase internal temperature, hole derated use is required.

  • Page 21: Chapter 4 Installation Guide

    Installation guide DRV-28 inverters Chapter 4 Installation guide 4.1 What this chapter contains This chapter introduces the mechanical and electrical installations of the inverter.  Only well trained and qualified professionals are allowed to carry out the operations mentioned in this chapter. Please carry out operations according to instructions presented in Safety precautions.
  • Page 22 Install the inverter vertically to ensure good heat dissipation effect direction Note: 1. DRV-28 series inverter should be installed in a clean and well-ventilated environment based on the IP level. 2. The cooling air must be clean enough and free from corrosive gases and conductive dust.
  • Page 23 Installation guide DRV-28 inverters A. Vertical installation B. Horizontal installation C. Transverse installation Fig 4.1 Installation direction of the inverter 4.2.3 Installation mode There are three kinds of installation modes based on different inverter dimensions. Wall-mounting: suitable for 400V 315kW and below inverters; Flange-mounting: suitable for 400V 200kW and below inverters;...
  • Page 24 Installation guide DRV-28 inverters 4.2.4 Single-unit installation Hot air Cold air Fig 4.3 Single-unit installation Note: The min. dimension of B and C is 100mm. 4.2.5 Multiple-unit installation Hot air Cold air Fig 4.4 Parallel installation Note: When users install inverters in different sizes, align the top of each inverter before installation for the convenience of future maintenance.
  • Page 25 Installation guide DRV-28 inverters 4.2.6 Vertical installation Windshield Cold Cold Windshield Fig 4.5 Vertical installation Note: During vertical installation, users must install windshield, otherwise, the inverter will experience mutual interference, and the heat dissipation effect will be degraded. -19-...
  • Page 26 Installation guide DRV-28 inverters 4.2.7 Tilted installation Cold Cold Cold Fig 4.6 Tilted installation Note: During tilted installation, it is a must to ensure the air inlet duct and air outlet duct are separated from each other to avoid mutual interference. -20-...

  • Page 27: Standard Wiring Of Main Circuit

    Installation guide DRV-28 inverters 4.3 Standard wiring of main circuit 4.3.1 Wiring diagram of main circuit 4.3.1.1 AC 3PH 400V(-20%)–440V(+10%) main circuit wiring diagram Brake resistor （+） （-） Output reactor Input 3-phase reactor 37kW and below Output power filter 380V±15% Input 50/60Hz filter...
  • Page 28 Installation guide DRV-28 inverters 4.3.2 Main circuit terminal diagram Fig 4.8 3PH 400V 22kW and below Fig 4.9 3PH 400V 30-37kW Fig 4.10 3PH 400V 45-110kW Fig 4.11 400V 132–200kW -22-...
  • Page 29 Installation guide DRV-28 inverters Fig 4.12 400V 220–315kW -23-...
  • Page 30 Installation guide DRV-28 inverters Fig 4.13 400V 355–500kW Terminal name Terminal 400V 400V 400V Function description sign 132kW and above 37kW and 45-110kW below (inclusive) 3PH AC input terminal, connect R, S, T Main circuit power input to the grid output terminal, U, V, W...
  • Page 31 Installation guide DRV-28 inverters Terminal name Terminal 400V 400V 400V Function description sign 132kW and above 37kW and 45-110kW below (inclusive) terminal 2 Grounding terminal for safe protection; each machine must Grounding resistor is less than 10 ohm carry two PE terminals and proper grounding is required Note: Do not use asymmetrical motor cable.

  • Page 32: Standard Wiring Of Control Circuit

    Installation guide DRV-28 inverters 4.4 Standard wiring of control circuit 4.4.1 Wiring diagram of basic control circuit Fig 4.15 Wiring diagram of control circuit Terminal Instruction name +10V The inverter provides +10.5V power Input range: AI1 voltage/current can choose 0–10/ 0–20mA; AI2: -10V–+10V voltage;...
  • Page 33 Installation guide DRV-28 inverters Terminal Instruction name 25°C, When input above 5V or 10mA, the error is ±0.5% +10.5V reference zero potential Output range: 0–10V voltage or 0–20mA current Voltage or current output is set by toggle switch SW2; 25°C, when input above 5V or 10mA, the error is ±0.5%. RO1A RO1 relay output;...
  • Page 34 Installation guide DRV-28 inverters Terminal Instruction name contact, STO acts when the contact opens, and the inverter stops output; Safety input signal wires use shielded wire whose length is +24V—H2 STO input 2 within 25m; H1 and H2 terminals are short connected to +24V by default; it is required to remove the short-contact tag on the terminal before using STO function.

  • Page 35: Wiring Protection

    Installation guide DRV-28 inverters + 24V +24V + 24V + 24V + 24V External power（NPN mode） Internal power（NPN mode） Fig 4.17 NPN mode If input signal comes from PNP transistor, set the U-type short-contact tag based on the power used according to the figure below.
  • Page 36 Installation guide DRV-28 inverters can protect neighboring equipment from being damaged. 4.5.2 Protect the motor and motor cable in short circuit If the motor cable is selected based on rated inverter current, the inverter will be able to protect the motor cable and motor during short circuit without other protective devices.

  • Page 37: Chapter 5 Basic Operation Instructions

    This chapter tells users how to use the inverter keypad and the commissioning procedures for common functions of the inverter. 5.2 Keypad introduction LCD keypad is included in the standard configuration of DRV-28 series inverter. Users can control the inverter start/stop, read state data and set parameters via keypad. Fig 5.1 Keypad diagram...
  • Page 38 Basic operartion instructions DRV-28 inverters No. Name Instruction Fault indicator; LED on – in fault state TRIP LED off – in normal state LED blinking – in pre-alarm state Short-cut key indicator, which displays different state under different functions, QUICK/JOG see definition of QUICK/JOG key for details The function of function key varies with...
  • Page 39 Basic operartion instructions DRV-28 inverters No. Name Instruction Under keypad operation mode, the running key is used for running operation Running key or autotuning operation. During running state, press Stop/Reset key can stop running or Stop/ autotuning; this key is limited by P07.04. (10) Reset key During fault alarm state, all the control...
  • Page 40 (reserved function); Header C and model display Inverter model display: "DRV-28" – current inverter is area DRV-28 series inverter The parameter name Display the parameter name and corresponding function code and function code monitored by the inverter; three monitoring parameters can...

  • Page 41: Keypad Display

    Basic operartion instructions DRV-28 inverters 5.3 Keypad display The display state of DRV-28 series keypad is divided into stop parameter display state, running parameter display stateand fault alarm display state. 5.3.1 Stop parameter display state When the inverter is in stop state, the keypad displays stop state parameters, and this interface is the main interface during power-up by default.
  • Page 42 Basic operartion instructions DRV-28 inverters Fig 5.5 Running parameter display state Press to switch between different display styles, including list display style and progress bar display style. Fig 5.6 Running parameter display state Under running state, multiple kinds of state parameters can be displayed. The running display parameter list is defined by the user, and each state variable function code can be added to the running display parameter list as needed.

  • Page 43: Keypad Operation

    Basic operartion instructions DRV-28 inverters Fig 5.7 Fault alarm display state 5.4 Keypad operation Various operations can be performed on the inverter, including entering/exiting menu, parameter selection, list modification and parameter addition. 5.4.1 Enter/exit menu Regarding the monitoring menu, the operation relation between enter and exit is shown below. Fig 5.8 Enter/exit menu diagram 1 The keypad menu setup is shown as below.
  • Page 44 Basic operartion instructions DRV-28 inverters First-level Second-level Third-level Fourth-level P11: Protection parameter P11.xx group P14: Serial communication P14.xx function group P99: Factory function group P99.xx P02: Motor 1 parameter P02.xx group Motor P12: Motor 2 parameter P12.xx parameter group group setup P20: Motor 1 encoder group P20.xx P24: Motor 2 encoder group P24.xx P01: Start/stop control...
  • Page 45 Basic operartion instructions DRV-28 inverters First-level Second-level Third-level Fourth-level P26: Extension I/O card P26.xx output function group P27: PLC function group P27.xx P28: Master/slave function P28.xx group P90: Customized function P90.xx group 1 P91: Customized function P91.xx Default group 2 function P92: Customized function group setup...
  • Page 46 Basic operartion instructions DRV-28 inverters First-level Second-level Third-level Fourth-level parameter Pxx.xx has modified parameter 2 Pxx.xx has modified parameter Complete parameter rotary autotuning Motor Complete parameter static parameter autotuning autotuning Partial parameter static autotuning Upload local function parameter to keypad Download complete keypad...
  • Page 47 Basic operartion instructions DRV-28 inverters Fig 5.9 List edit diagram 1 Press key to enter edit interface, select the operation needed, and press key, key or key to confirm the edit operation and return to the previous menu (parameter list), the returned list is the list edited.
  • Page 48 Basic operartion instructions DRV-28 inverters Fig 5.12 Add parameter diagram 1 Press key to enter parameter addition interface, select the operation needed, and press key, key or key to confirm the addition operation. If this parameter is not included in the "parameter displayed in stop state"...
  • Page 49 Basic operartion instructions DRV-28 inverters the newly-added parameter will be at the end of the list; if this parameter is already in the "common parameter setup" list, the addition operation will be invalid. If key or key is pressed without selecting addition operation, it will return to parameter setup list menu. All the function code groups under parameter setup sub-menu can be added to "common parameter setup"...
  • Page 50 Basic operartion instructions DRV-28 inverters Fig 5.15 Parameter setup edit interface In parameter selection edit interface, the "authority" on the top right indicates whether this parameter can be modified or not. "√" indicates the set value of this parameter can be modified under current state. "×"...
  • Page 51 Basic operartion instructions DRV-28 inverters After selecting motor autotuning type, enter motor parameter autotuning interface, and press RUN key to start motor parameter autotuning. After autotuning is done, a prompt will pop out indicating autotuning is succeeded, and then it will return to the main interface of stop. During autotuning, users can press STOP/RST key to terminate autotuning;...
  • Page 52 Basic operartion instructions DRV-28 inverters 5.4.11 Power-on guiding settings The keyboard supports the power-on guiding function, mainly for the first power-on situation, guiding the user to enter the setting menu, and gradually implementing basic functions such as basic parameter setting, direction judgment, mode setting and autotuning. The power-on guiding enable menu guides the user to enable power-on to boot each time.
  • Page 53 Basic operartion instructions DRV-28 inverters First-level Second-level Third-level Fourth-level P02.03 Rated 6: Set via speed of multi-step asynchronous speed running motor 1 P02.04 Rated 7: Set via PID voltage of control asynchronous motor 1 8: Set via P02.05 Rated MODBUS current of communicatio asynchronous...
  • Page 54 Basic operartion instructions DRV-28 inverters First-level Second-level Third-level Fourth-level command autotuning channel interface 1: Terminal Communicatio 0: MODBUS 1: PROFIBUS/ P00.02 CANopen/Devi Communic cenet ation running 2: Ethernet command channel EtherCat/Profi Communic ation 4: PLC running programmable command card channel 5: Bluetooth card 0: Disable...

  • Page 55: Basic Operation Instruction

    Basic operartion instructions DRV-28 inverters 5.5 Basic operation instruction 5.5.1 What this section contains This section introduces the function modules inside the inverter Ensure all the terminals are fixed and tightened firmly.   Ensure the motor matches with the inverter power. 5.5.2 Common commissioning procedures The common operation procedures are shown below (take motor 1 as an example).
  • Page 56 Basic operartion instructions DRV-28 inverters Start Power up after confirming the wiring is correct Restore to default value (P00.18=1) Set the motor parameters of Set the motor parameters of P02.01–P02.05 as per the P02.15–P02.19 as per the motor nameplate motor nameplate Press QUICK/JOG to jog If the motor rotates in wrong direction, power off and exchange the motor wires of any two phases,...
  • Page 57 Basic operartion instructions DRV-28 inverters Note: If fault occurred, rule out the fault cause according to "fault tracking". The running command channel can be set by terminal commands besides P00.01 and P00.02. Multi-function terminal Multi-function terminal Multi-function terminal Current running function (36) function (37) function (38)
  • Page 58 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value when current motor is motor 1, only P02.06, P02.07 and P02.08 will be autotuned; when current motor is motor 2, only P12.06, P12.07 and P12.08 will be autotuned. 0: No operation 1: Restore to default value 2: Clear fault history...
  • Page 59 DRV-28 series inverter carries built-in speed sensor-less vector control algorithm, which can be used to drive the asynchronous motor and permanent-magnet synchronous motor simultaneously. As the core algorithm of vector control is based on accurate motor parameter model, the accuracy of motor parameters will impact the control performance of vector control.
  • Page 60 Basic operartion instructions DRV-28 inverters R S T Rectifier bridge φ Calculate i exciting current Park IGBT conversion pulse bridge Calculate i torque current φ Position observation Voltage detection Speed identific ation Flux linkage observation Park Clark Current conversio conversion detection Motor Function...
  • Page 61 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value only P12.06, P12.07 and P12.08 will be autotuned. 0: Asynchronous motor P02.00 Type of motor 1 1: Synchronous motor Speed loop proportional 0–200.0 P03.00 20.0 gain 1 Speed loop integral time 1 0.000–10.000s P03.01 0.200s...
  • Page 62 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value same as above) 10: Set via pulse frequency HDIB (the same as above) 11: Set via EtherCat/Profinet communication 12: Set via PLC Note: Set mode 2–12, 100% corresponds to three times of rated motor current.
  • Page 63 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value rotation in torque control 0: Keypad (P03.20) 1: AI1 (100% relative to three times of motor current) 2: AI2 (the same as above) 3: AI3 (the same as above) 4: Pulse frequency HDIA (the same as above) 5: MODBUS communication (the same as...
  • Page 64 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value Tens place: Reserved 0: Reserved 1: Reserved Hundreds place: ASR integral separation enabling 0: Disabled 1: Enabled Thousands place: Reserved 0: Reserved 1: Reserved Range: 0x0000–0x1111 P03.36 ASR differential gain 0.00–10.00s 0.00s...
  • Page 65 Basic operartion instructions DRV-28 inverters between its actual torque and speed is squared or cubed, it is recommended to adopt the V/F curve corresponds to power 1.3, 1.7 or 2.0. Output voltage Torque -down V/F curve (1.3 order) Torque -down V/F curve (1.7 order) Straight-type Torque -down V/F curve (2.0...
  • Page 66 Motor oscillation often occurs in SVPWM control in large-power drive applications. To solve this problem, DRV-28 series inverter sets two function codes to control the oscillation factor, and users can set the corresponding function code based on the occurrence frequency of oscillation.
  • Page 67 Basic operartion instructions DRV-28 inverters When selecting customized V/F curve function, users can set the reference channels and acceleration/deceleration time of voltage and frequency respectively, which will form a real-time V/F -61-...
  • Page 68 Basic operartion instructions DRV-28 inverters curve through combination. Note: This kind of V/F curve separation can be applied in various frequency-conversion power sources, however, users should be cautious of parameter setup as improper setup may damage the machine. Function Default Name Detailed parameter description code...
  • Page 69 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value motor 1 V/F frequency point 2 P04.05 P04.03– P04.07 0.00Hz of motor 1 V/F voltage point 2 of P04.06 0.0%–110.0% 0.0% motor 1 V/F frequency point 3 P04.07 P04.05–...
  • Page 70 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value of motor 2 V/F voltage point 3 of 0.0%–110.0% 0.0% P04.21 motor 2 V/F slip compensation 0.0–200.0% P04.22 100.0% gain of motor 2 Low-frequency 0–100 P04.23 oscillation control factor of motor 2 High-frequency 0–100...
  • Page 71 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value constant power zone When the synchronous motor VF control mode is enabled, this parameter is used to set the reactive Input current 1 in current of the motor when the output frequency is 20.0% P04.34 synchronous motor...
  • Page 72 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value need to modify this parameter. Setting range: 0–16000 Enable/disable IF 0: Disabled P04.40 mode for 1: Enabled asynchronous motor 1 When IF control is adopted for asynchronous motor 1, this parameter is used to set the output current.
  • Page 73 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value Setting range: 0–5000 motor 2 When IF control is adopted for asynchronous motor Integral coefficient in 2, this parameter is used to set the inetgral P04.48 IF mode for coefficient of the output current closed-loop control.
  • Page 74 Basic operartion instructions DRV-28 inverters -68-...
  • Page 75 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value 0:SVC 0 1:SVC 1 Speed control 2:SVPWM P00.00 mode 3:VC Note: If 0, 1 or 3 is selected, it is required to carry out motor parameter autotuning first. Torque control 0:Disable P03.32...
  • Page 76 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value 6: MODBUS communication (the same as above) 7: PROFIBUS /CANopen/ DeviceNet communication (the same as above) 8: Ethernet communication (the same as above) 9: Pulse frequency HDIB (the same as above) 10: EtherCat/Profinet communication 11: PLC 12: Reserved...
  • Page 77 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value limit setup of the 1: AI1 (100% relative to three times of motor torque during current) motoring 2: AI2 (the same as above) 3: AI3 (the same as above) 4: Pulse frequency HDIA (the same as above) 5: MODBUS communication (the same as above)
  • Page 78 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value keypad Motor output P17.09 0.0% -250.0–250.0% torque Torque reference P17.15 -300.0–300.0% (rated motor current) 0.0% value 5.5.6 Motor parameter  Check the safety conditions surrounding the motor and load machineries before autotuning as physical injury may occur due to sudden start of motor during autotuning.
  • Page 79 Basic operartion instructions DRV-28 inverters The control performance of the inverter is based on accurate motor model, therefore, users need to carry out motor parameter autotuning before running the motor for the first time (take motor 1 as an example) Ready P00.01=0 (controlled by keypad)
  • Page 80 Basic operartion instructions DRV-28 inverters from load, as only part of the motor parameters have been autotuned, the control performance may be impacted, under such situation, the asynchronous motor can autotune P02.06–P02.10, while synchronous motor can autotune P02.20–P02.22, P02.23 (counter-emf constant of synchronous motor 1) can be obtained via calculation.
  • Page 81 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value asynchronous motor 1 on model Stator resistance of Depend P02.06 0.001–65.535Ω asynchronous motor 1 on model Rotor resistance of Depend P02.07 0.001–65.535Ω asynchronous motor 1 on model Leakage inductance of Depend P02.08...
  • Page 82 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value /Devicenet 3: Switch over by Ethernet communication 4: Switch over by EtherCat/Profinet communication Tens: Motor switch-over during running 0: Disable switch-over during running 1: Enable switch-over during running 0: Asynchronous motor P12.00 Type of motor 2...
  • Page 83 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value Rated current of Depend P12.19 0.8–6000.0A synchronous motor 2 on model Stator resistance of Depend P12.20 0.001–65.535Ω synchronous motor 2 on model Direct-axis inductance of Depend P12.21 0.01–655.35mH synchronous motor 2 on model...
  • Page 84 Basic operartion instructions DRV-28 inverters Logic diagram for running command after power-up -78-...
  • Page 85 Basic operartion instructions DRV-28 inverters Logic diagram for restart after power-cut Standby Keypad The running state Stop Stop before power cut Restart after Communi power-cut cation Delay time of restart Waiting time of restart at >P01.123 power-cut>P01.22 P01.21 (restart at power-cut) Termin FWD/REV Whether running terminal...
  • Page 86 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value frequency P01.03 DC brake current before start 0.0–100.0% 0.0% P01.04 DC brake time before start 0.00–50.00s 0.00s 0: Straight line 1: S curve Acceleration/deceleration P01.05 Note: If mode 1 is selected, it is required mode to set P01.07, P01.27 and P01.08 accordingly...
  • Page 87 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value Waiting time of restart after P01.22 0.0–3600.0s (valid when P01.21 is 1) 1.0s power cut P01.23 Start delay 0.0–60.0s 0.0s P01.24 Stop speed delay 0.0–100.0s 0.0s 0: No voltage output Open-loop 0Hz output P01.25 1: With voltage output...
  • Page 88 5.5.8 Frequency setup DRV-28 series inverter supports multiple kinds of frequency reference modes, which can be categorized into two types: main reference channel and auxiliary reference channel. There are two main reference channels, namely frequency reference channel A and frequency reference channel B.
  • Page 89 Basic operartion instructions DRV-28 inverters DRV-28 inverter supports switch-over between different reference channels, and the rules for channel switch-over are shown below. Multi-function terminal Multi-function terminal Multi-function terminal Present reference function 13 function 14 function 15 channel Channel A switches to Combination setup Combination setup P00.09...
  • Page 90 Basic operartion instructions DRV-28 inverters Multi-function terminal Multi-function terminal Multi-function terminal Present reference function 13 function 14 function 15 channel Channel A switches to Combination setup Combination setup P00.09 channel B switches to channel A switches to channel B Max (A, B) Min (A, B) Note: "/"...
  • Page 91 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value 9: Set via PROFIBUS / CANopen / DeviceNet communication 10: Set via Ethernet communication 11: Set via high speed pulse HDIB 12: Set via pulse string AB 13: Set via EtherCat/Profinet communication 14: Set via PLC card...
  • Page 92 0.00Hz 5.5.9 Analog input DRV-28 series inverter carries two analog input terminals (AI1 is 0–10V/0–20mA (voltage input or current input can be set by P05.50); AI2 is -10–10V) and two high-speed pulse input terminals. Each input can be filtered separately, and the corresponding reference curve can be set by adjusting the reference corresponds to the max.
  • Page 93 Basic operartion instructions DRV-28 inverters Related parameter list: Function Default Name Detailed parameter description code value 0x00–0x11 Ones: HDIA input type 0: HDIA is high-speed pulse input P05.00 HDI input type 1: HDIA is digital input 0x00 Tens: HDIB input type 0: HDIB is high-speed pulse input 1: HDIB is digital input P05.24...
  • Page 94 1: Current type 5.5.10 Analog output DRV-28 series inverter carries one analog output terminal (0–10V/0–20mA) and one high-speed pulse output terminal. Analog output signals can be filtered separately, and the proportional relation can be adjusted by setting the max. value, min. value, and the percentage of their corresponding output.
  • Page 95 Basic operartion instructions DRV-28 inverters Analog output selection Analog output curve setting Analog output filter P06.17 P06.18 P06.14 P06.21 P06.19 P06.20 (Default value is 0) P06.00 (HDO output type) P06.27 P06.28 P06.16 P06.31 P06.29 P06.30 (Default value is 0) 0: Open collector high-speed P06.00 pulse output 1: Open-collector output...
  • Page 96 Basic operartion instructions DRV-28 inverters Set value Function Description PROFIBUS\CANopen communication Set value 2 of PROFIBUS\CANopen -1000–1000, 1000 corresponds to 100.0% communication Set value 1 of Ethernet -1000–1000, 1000 corresponds to 100.0% communication Set value 2 of Ethernet -1000–1000, 1000 corresponds to 100.0% communication Input value of high-speed 0.00–50.00kHz...
  • Page 97 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value 4: Output current (relative to inverter) 5: Output current (relative to motor) 6: Output voltage 7: Output power 8: Set torque value 9: Output torque 10: Analog AI1 input value 11: Analog AI2input value 12: Analog AI3 input value 13: Input value of high-speed pulse...
  • Page 98 0.000s 5.5.11 Digital input DRV-28 series inverter carries four programmable digital input terminals and two HDI input terminals. The function of all the digital input terminals can be programmed by function codes. HDI input terminal can be set to act as high-speed pulse input terminal or common digital input terminal; if it is set to act as high-speed pulse input terminal, users can also set HDIA or HDIB high-speed pulse input to serve as the frequency reference and encoder signal input.
  • Page 99 Basic operartion instructions DRV-28 inverters This parameter is used to set the corresponding function of digital multi-function input terminals. Note: Two different multi-function input terminals cannot be set to the same function. Function Description value The inverter does not act even if there is signal input; No function users can set the unused terminals to "no function"...
  • Page 100 Basic operartion instructions DRV-28 inverters Function Description value setting can clear the frequency value of auxiliary channel set by UP/DOWN, thus restoring the reference frequency to the frequency given by main reference frequency command channel. Switching between A setting This function is used to switch between the frequency and B setting setting channels.
  • Page 101 Basic operartion instructions DRV-28 inverters Function Description value running in current speed step. After this function is cancelled, simple PLC keeps running. PID is ineffective temporarily, and the inverter maintains PID control pause current frequency output. The inverter pauses at current output. After this function Wobbling frequency pause is canceled, it continues wobbling-frequency operation at (stop at current frequency)
  • Page 102 Basic operartion instructions DRV-28 inverters Function Description value When this terminal is valid, motor pre-exciting will be Pre-exciting command started until this terminal becomes invalid. Zero out power consumption After this command becomes valid, power quantity consumption quantity of the inverter will be zeroed out. Maintain power consumption When this command is valid, current operation of the quantity...
  • Page 103 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value 1: HDIB is digital input 0: No function P05.01 Function of S1 terminal 1: Forward running P05.02 Function of S2 terminal 2: Reverse running P05.03 Function of S3 terminal 3: 3-wire control/Sin P05.04 Function of S4 terminal...
  • Page 104 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value disabled 31: Counter trigger 32: Reserved 33: Clear frequency increase/decrease setting temporarily 34: DC brake 35: Switching between motor 1 and motor 2 36: Command switches to keypad 37: Command switches to terminal 38: Command switches to communication...
  • Page 105 Digital input terminal state 5.5.12 Digital output DRV-28 series inverter carries two groups of relay output terminals, one open collector Y output terminal and one high-speed pulse output (HDO) terminal. The function of all the digital output terminals can be programmed by function codes, of which the high-speed pulse output terminal HDO can also be set to high-speed pulse output or digital output by function code.
  • Page 106 Basic operartion instructions DRV-28 inverters P06.05 output polarity Digital output selection Digital switch-on delay Digital switch-off delay selection P17.12 Digital input P06.06 P06.07 terminal state T delay P06.01 T delay Fault？ （Default value: 0） P07.40 Fault Digital output P06.08 P06.09 terminal state of current fault T delay...
  • Page 107 Basic operartion instructions DRV-28 inverters Function Description value on the pre-alarm threshold; see P11.08–P11.10 for details. Output ON signal after the pre-alarm time elapsed based Underload pre-alarm on the pre-alarm threshold; see P11.11–P11.12 for details. Simple PLC state Output signal when current stage of simple PLC is completed completed Simple PLC cycle...
  • Page 108 Basic operartion instructions DRV-28 inverters Function Description value 37–40 Reserved C_Y1 C_Y1 from PLC (You need to set P27.00 to 1.) C_Y2 C_Y2 from PLC (You need to set P27.00 to 1.) C_HDO C_HDO from PLC (You need to set P27.00 to 1.) C_RO1 C_RO1 from PLC(You need to set P27.00 to 1.) C_RO2...
  • Page 109 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value communication 24: Virtual terminal output of POROFIBUS/CANopen communication 25: Virtual terminal output of Ethernet communication 26: DC bus voltage established 27: Z pulse output 28: During pulse superposition 29: STO action 30: Positioning completed 31: Spindle zeroing completed...
  • Page 110 Previously, such function was realized with external PLC, while now, the inverter itself can achieve this function. DRV-28 series inverter can realize 16-step speeds control, and provide four groups of acceleration/deceleration time for users to choose from.
  • Page 111 Basic operartion instructions DRV-28 inverters Related parameter list: Function Default Name Detailed parameter description code value 0: Stop after running once 1: Keep running in the final value after P10.00 Simple PLC mode running once 2: Cyclic running Simple PLC memory 0: No memory after power down P10.01 selection...
  • Page 112 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value P10.28 Multi-step speed 13 0.0% -100.0–100.0% P10.29 Running time of 13 step 0.0s 0.0–6553.5s (min) P10.30 Multi-step speed 14 0.0% -100.0–100.0% P10.31 Running time of 14 step 0.0s 0.0–6553.5s (min) P10.32...
  • Page 113 Basic operartion instructions DRV-28 inverters P10.02 multi-step speed 0 BIT0 P10.34 P10.03 running time of 0 step BIT1 Terminal function 16 Acceleration/deceleration time Multi-step speed selection of 0–7 section of terminal 1 simple PLC Terminal function 17 P10.04 multi-step speed 1 BIT2 Multi-step speed P10.05 running time of 1...
  • Page 114 Basic operartion instructions DRV-28 inverters Functio Default Name Detailed parameter description n code value P10.17 Running time of 7 step 0.0–6553.5s (min) 0.0s P10.18 Multi-step speed 8 0.0% -100.0–100.0% P10.19 Running time of 8 step 0.0–6553.5s (min) 0.0s P10.20 Multi-step speed 9 0.0% -100.0–100.0% P10.21...
  • Page 115 Basic operartion instructions DRV-28 inverters Pre-set PID reference of keypad P09.00 PID stops P09.01 Keypad (PID reference source) adjustment PID reference value P09.09 Set frequency Terminal function 25 （upper limit value of PID PID control pause P17.23 output） P17.00 Valid Keep current frequency HDIA Invalid...
  • Page 116 Basic operartion instructions DRV-28 inverters the running mode of inverter is process PID control. 5.5.15.1 General procedures for PID parameter setup a. Determining proportional gain P When determining proportional gain P, first, remove the integral term and derivative term of PID by making Ti=0 and Td=0 (see PID parameter setup for details), thus turning PID into pure proportional control.
  • Page 117 Basic operartion instructions DRV-28 inverters After adjustment Response Before adjustment Time t Control long-term vibration: If the cycle of periodic vibration is longer than the set value of integral time (Ti), it indicates the integral action is too strong, prolong the integral time (Ti) to control vibration. Response Before adjustment After adjustment...
  • Page 118 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value 10: EtherCat/Profinet communication 11: Programmable extension card 12: Reserved Pre-set PID reference of P09.01 0.0% -100.0%–100.0% keypad 0: AI1 1: AI2 2: AI3 3: High-speed pulse HDIA 4: MODBUS communication 5: PROFIBUS/CANopen/DeviceNet P09.02...
  • Page 119 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value frequency reaches upper/lower limit Tens: 0: The same with the main reference direction 1: Contrary to the main reference direction Hundreds: 0: Limit as per the max. frequency 1: Limit as per A frequency Thousands: 0: A+B frequency, acceleration...
  • Page 120 5.0s 5.5.17 Local encoder input DRV-28 series inverter supports pulse count function by inputting the count pulse from HDI high-speed pulse port. When the actual count value is no less than the set value, digital output terminal will output count-value-reached pulse signal, and the corresponding count value will be zeroed out.
  • Page 121 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value 0x00–0x11 Ones: HDIA input type 0: HDIA is high-speed pulse input P05.00 HDI input type 1: HDIA is digital input 0x00 Tens: HDIB input type 0: HDIB is high-speed pulse input 1: HDIB is digital input 0: Set input via frequency HDIA high-speed pulse input...
  • Page 122 Basic operartion instructions DRV-28 inverters layer. b) Determine Z pulse direction Set P00.10=20Hz, and set P00.13 (running direction) to forward and reverse direction respectively to observe whether the difference value of P18.02 is less than 5, if the difference value remains to be larger than 5 after setting Z pulse reversal function of P20.02, power off and exchange phase A and phase B of the encoder, and then observe the difference between the value of P18.02 during forward and reverse rotation.
  • Page 123 Basic operartion instructions DRV-28 inverters b) Static autotuning In cases where the load can be disconnected, it is recommended to adopt rotary autotuning (P20.11=3) as it has high angle precision. If the load cannot be disconnected, users can adopt static autotuning (P20.11=2).
  • Page 124 Basic operartion instructions DRV-28 inverters Step 8: The input frequency of pulse string is the same with the feedback frequency of encoder pulse, the relation between them can be changed by altering P21.11 (numerator of position command ratio) and P21.12 (denominator of position command ratio) Step 9: When running command or servo enabling is valid (by setting P21.00 or terminal function 63), it will enter pulse string servo running mode.
  • Page 125 Basic operartion instructions DRV-28 inverters check the scale-division position state and switch to corresponding position incrementally, at this point, users can check P18.09. Step 8: Priority level of speed control, position control and zeroing The priority level of speed running is higher than that of the scale division, when the system runs in scale-division mode, if spindle orientation is prohibited, the motor will turn to speed mode or position mode.
  • Page 126 Basic operartion instructions DRV-28 inverters Frequency Positioning speed P21.22 Hold time Time of positioning arrival Running command Cyclic positioning enable signal terminal Positioning completion signal P21.25 Hold time of positioning completion signal Step 1–4: These four steps are the same with the first four steps of the commissioning procedures for closed-loop vector control, which aim to fulfill the control requirements of closed-loop vector control.
  • Page 127 P21.02. In order to keep sufficient position-hold force and ensure no system oscillation occurred, adjust P03.00, P03.01, P20.05 and P21.02. 5.5.19 Fault handling DRV-28 series inverter provides abundant information concerning fault handling for the convenience of the users. In running...
  • Page 128 Basic operartion instructions DRV-28 inverters Related parameter list: Function Default Name Detailed parameter description code value P07.27 Type of present fault 0: No fault 1: Inverter unit U phase protection (OUt1) P07.28 Type of the last fault 2: Inverter unit V phase protection (OUt2) P07.29 Type of the last but one fault 3: Inverter unit W phase protection...
  • Page 129 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value 32: To-ground short-circuit fault 1 (ETH1) 33: To-ground short-circuit fault 2 (ETH2) 34: Speed deviation fault (dEu) 35: Mal-adjustment fault (STo) 36: Underload fault (LL) 37: Encoder offline fault (ENC1O) 38: Encoder reversal fault (ENC1D) 39: Encoder Z pulse offline fault (ENC1Z) 40: Safe torque off (STO)
  • Page 130 Basic operartion instructions DRV-28 inverters Function Default Name Detailed parameter description code value (E-DEV) 69: Master-slave synchronous CAN slave fault (S-Err) P07.33 Running frequency of present fault 0.00Hz P07.34 Ramps reference frequency of present fault 0.00Hz P07.35 Output voltage of present fault P07.36 Output current of present fault 0.0A...

  • Page 131: Chapter 6 Function Parameter List

    This chapter lists all the function codes and corresponding description of each function code. 6.2 Function parameter list Function parameters of DRV-28 series inverter are categorized according to functions. Among the function groups, P98 is analog input/output calibration group, and P99 is factory function group which cannot be accessed by users.
  • Page 132 Function parameter list DRV-28 inverters can be modified at any time; user password is subject to the last input. User password can be cancelled by setting P07.00 to 0; if P01.00 is set to a non-zero value, the parameter will be protected by password.
  • Page 133 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value frequency. Note: Max. output frequency ≥ upper limit frequency ≥ lower limit frequency. Setting range: 0.00Hz–P00.04 (upper limit of running frequency) A frequency 0: Set via keypad P00.06 command 1: Set via AI1...
  • Page 134 Deceleration time is the time needed from decelerating from Max. output frequency (P00.03) to 0Hz. Deceleration Depend DRV-28 series inverter defines four groups of P00.12 ○ time 1 on model acceleration and deceleration time, which can be selected via multi-function digital input terminals (P05 group).
  • Page 135 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value While low carrier frequency is the contrary. Low carrier frequency will cause unstable operation at low frequency, decrease the torque, or even lead to oscillation. The carrier frequency of inverter is set properly by default, and it should not be changed by users at will.
  • Page 136 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value start 1: Start after DC brake 2: Start after speed-tracking 1 3: Start after speed-tracking 2 Starting frequency of direct startup is the initial Starting frequency when the inverter starts. See P01.02 (hold P01.01 frequency of 0.50Hz...
  • Page 137 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Output frequency f fmax Time t 1: S curve; the output frequency increases or decreases in S curve; S curve is generally used in cases where smooth start/stop is required, eg, elevator, conveyer belt, etc.
  • Page 138 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Waiting time of Demagnetization time (waiting time of DC brake after P01.10 DC brake after stop): Before the DC brake, the inverter will block 0.00s ○ stop output, and after the demagnetization time elapses, DC brake will start.
  • Page 139 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Stop speed P01.17 0.00–100.00s 0.50s ◎ detection time When the running command channel is controlled by terminals, the system will detect running terminal state automatically during power up. 0: Terminal running command is invalid during power up.
  • Page 140 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Output frequency f t1＜t2, the inverter does not run t1+t2=t3, the inverter runs t3=P01.20 Time t Sleep Setting range: 0.0–3600.0s (valid when P.01.19 is 2) This function code sets the automatic running of the inverter at next power-on after power down.
  • Page 141 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Time of ending section of P01.28 0.0–50.0s 0.1s ◎ deceleration S curve Short-circuit When the inverter starts in direct start mode P01.29 0.0% ○ brake current (P01.00=0), set P01.30 to a non-zero value to enter short-circuit brake.
  • Page 142 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Rotor resistance Depend P02.07 of asynchronous 0.001–65.535Ω ○ on model motor 1 Leakage inductance of Depend P02.08 0.1–6553.5Mh ○ asynchronous on model motor 1 Mutual inductance of Depend P02.09 0.1–6553.5Mh...
  • Page 143 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Rated power of Depend P02.15 synchronous 0.1–3000.0KW ◎ on model motor 1 Rated frequency P02.16 of synchronous 0.01Hz–P00.03 (Max. output frequency) 50.00Hz ◎ motor 1 Number of pole pairs of P02.17 1–128...
  • Page 144 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value properly, the low compensation here means to lower the overload protection threshold of the motor whose running frequency is below 30Hz. 2: Frequency-variable motor (without low speed compensation).
  • Page 145 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Speed loop Parameters of P03.00–P03.05 fit for vector control P03.00 20.0 ○ proportional gain 1 mode only. Below P03.02, speed loop PI parameter is P03.00 and P03.01; above P03.06, speed loop PI Speed loop P03.01 0.200s...
  • Page 146 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value (motoring) Setting range: 50–200% Vector control slip P03.08 compensation 100% ○ coefficient (generating) Current loop Note: P03.09 proportional 1000 ○ 1. These two parameters are used to adjust PI coefficient P parameters of current loop;...
  • Page 147 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Torque reference P03.13 0.010s ○ 0.000–10.000s filter time 0: Keypad (P03.16) 1: AI1 (100% corresponds to max. frequency) 2: AI2 (the same as above) 3: AI3 (the same as above) 4: Pulse frequency HDIA (the same as above) Source of upper 5: Multi-step (the same as above)
  • Page 148 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 0: Keypad (P03.20) 1: AI1 (100% relative to three times of motor current) 2: AI2 (the same as above) 3: AI3 (the same as above) 4: Pulse frequency HDIA (the same as above) Source of upper 5: MODBUS communication (the same as above) limit setup of the...
  • Page 149 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value point of constant-power zone Flux-weakening coefficient of motor Min. flux-weakening limit of motor P03.22 and P03.23 are valid during constant power. When motor speed is above rated speed, motor enters flux-weakening running...
  • Page 150 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value coefficient Corresponding frequency of high P03.31 P03.29–400.00Hz 50.00Hz ○ speed friction torque Torque control 0:Disable P03.32 ◎ enable 1:Enable P03.33– Reserved 0–65535 ● P03.34 variables Ones place: Reserved 0: Reserved 1: Reserved Tens place: Reserved...
  • Page 151 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Upper limit of Limit the max. inertia compensation torque to inertia prevent inertia compensation torque from being too P03.41 10.0% ○ compensation large. torque Setting range: 0.0–150.0% (rated motor torque) Inertia Filter times of inertia compensation torque, used to P03.42...
  • Page 152 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Output voltage Torque step-down V/F curve (1.3 order) Linear type Torque step-down V/F curve (1.7 order) Torque step-down V/F curve (2.0 order) Square type Output frequency Torque boost of In order to compensate for low-frequency torque P04.01...
  • Page 153 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value point 2 of motor 1 is set too high, motor overheat or burnt-down may occur, and overcurrent stall or overcurrent protection V/F voltage point P04.06 0.0% ○...
  • Page 154 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value factor of motor 1 properly to eliminate such phenomenon. Setting range of P04.10: 0–100 Oscillation Setting range of P04.11: 0–100 P04.12 control threshold 30.00Hz ○ Setting range of P04.12: 0.00Hz–P00.03 (Max. of motor 1 output frequency) This parameter defines the V/F curve of motor 2 of...
  • Page 155 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value △f=fb-n*p/60 where fb is the rated frequency of motor 2, corresponding to P12.02; n is the rated speed of motor 2, corresponding to P12.03; p is the number of pole pairs of motor 2.
  • Page 156 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Setting range: 0.0%–100.0% Voltage increase Voltage increase time means the time needed from P04.29 5.0s ○ time outputting the min. voltage to accelerating to output the max. voltage. Voltage decrease Voltage decrease time means the time needed from P04.30...
  • Page 157 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value motor VF control frequency) Reactive current When the synchronous motor VF control mode is closed-loop enabled, this parameter is used to set the proportional P04.37 ○ proportional coefficient of the reactive current coefficient in closed-loop control.
  • Page 158 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value motor 1 When IF control is adopted for asynchronous motor 1, this parameter is used to set the frequency Frequency threshold for switching off the output current threshold for closed-loop control.
  • Page 159 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value disabled. Setting range: 0.00–20.00 Hz Reserved P04.50 ● 0–65535 variable Reserved P04.51 ● 0–65535 variable P05 group Input terminals 0x00–0x11 Ones: HDIA input type 0: HDIA is high-speed pulse input P05.00 HDI input type 1: HDIA is digital input...
  • Page 160 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 23: Simple PLC stop reset 24: Simple PLC pause 25: PID control pause 26: Wobbling frequency pause 27: Wobbling frequency reset 28: Counter reset 29: Switch-over between speed control and torque control 30: Acceleration/deceleration disabled 31: Counter trigger...
  • Page 161 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 57: Motor over-temperature fault input 58: Enable rigid tapping 59: Switches to V/F control 60: Switches to FVC control 61: PID polarity switch-over 62: Reserved 63: Enable servo 64: Limit of forward run 65: Limit of reverse run 66: Zero out encoder counting...
  • Page 162 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value mode. Direction of motor rotation is determined by the defined FWD/REV terminal command. Running command Stop Forward running Reverse running Hold 1: 2-wire control 2; separate enabling function with direction.
  • Page 163 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Previous Current running running direction direction Forward Reverse OFF→ON Reverse Forward Reverse Forward ON→OFF Forward Reverse ON→OFF Decelerate to stop Sln: 3-wire control/Sin, FWD: Forward running, REV: Reverse running 3: 3-wire control 2;...
  • Page 164 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Reverse running Note: dual-line running mode, when FWD/REV terminal is valid, if the inverter stops due to stop command given by other sources, it will not run again after the stop command disappears even control...
  • Page 165 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value setting of lower exceeds the range of max./min. input, the max. input limit of AI1 or min. input will be adopted during calculation. When analog input is current input, 0–20mA current Upper limit value P05.26 10.00V...
  • Page 166 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value pulse input 1: Reserved function 2: Input via encoder, used in combination with HDIB Lower limit 0.000 P05.39 frequency of 0.000 KHz – P05.41 ○ HDIA Corresponding setting of lower P05.40...
  • Page 167 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 0: Voltage type AI1 input signal 1: Current type P05.50 ◎ type Note: You can set the AI1 input signal type through the corresponding function code. P05.51–...
  • Page 168 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 25: Virtual terminal output of Ethernet communication 26: DC bus voltage established 27: z pulse output 28: During pulse superposition 29: STO act 30: Positioning completed 31: Spindle zeroing completed 32: Spindle scale-division completed 33: In speed limit...
  • Page 169 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Relay RO1 Setting range: 0.000–50.000s P06.10 0.000s ○ switch-on delay Note: P06.08 and P06.09 are valid only when P06.00=1. Relay RO1 P06.11 0.000s ○ switch-off delay Relay RO2 P06.12 0.000s...
  • Page 170 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 28: C_AO1 from PLC (You need to set P27.00 to 1.) 29: C_AO2 from PLC (You need to set P27.00 to 1.) 30: Running speed 31–47: Reserved Lower limit of Above function codes define the relation between P06.17...
  • Page 171 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value P06.34 variable P07 group HMI 0–65535 Set it to any non-zero value to enable password protection. 00000: Clear previous user password and disable password protection. After user password becomes valid, if wrong password is inputted, users will be denied entry.
  • Page 172 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value selection of For fault reset, STOP/RST is valid under any STOP/RST key situation. 0: valid only for panel control only 1: valid for both panel and terminal control 2: valid for both panel and communication control 3: valid for all control modes P07.05–...
  • Page 173 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value inverter P07.21 Factory barcode 1 0x0000–0xFFFF ● P07.22 Factory barcode 2 0x0000–0xFFFF ● P07.23 Factory barcode 3 0x0000–0xFFFF ● P07.24 Factory barcode 4 0x0000–0xFFFF ● P07.25 Factory barcode 5 0x0000–0xFFFF ●...
  • Page 174 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 31: CANopen communication fault (E-CAN) 32: To-ground short-circuit fault 1 (ETH1) 33: To-ground short-circuit fault 2 (ETH2) 34: Speed deviation fault (dEu) 35: Mal-adjustment fault (STo) 36: Underload fault (LL) 37: Encoder offline fault (ENC1O) 38: Encoder reversal fault (ENC1D)
  • Page 175 P07.56 Output terminal state of the last but one fault ● P08 group Enhanced functions Acceleration Depend P08.00 ○ See P00.11 and P00.12 for detailed definitions. time 2 on model DRV-28 series inverter defines four groups of Deceleration Depend P08.01 ○ acceleration/deceleration time, which time 2 on model...
  • Page 176 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Acceleration Depend P08.04 ○ time 4 on model Deceleration Depend P08.05 ○ time 4 on model This function code is used to define the reference Running frequency of the inverter during jogging.
  • Page 177 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value frequency Descend time of ○ P08.18 wobbling 0.1–3600.0s 5.0s frequency Switching 0.00–P00.03 (Max. output frequency) frequency of 0.00Hz: no switch-over P08.19 0.00Hz ○ acceleration/dec Switch to acceleration/deceleration time 2 if the eleration time running frequency is larger than P08.19 Frequency...
  • Page 178 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value After inverter starts, if no fault occurred during 60s, the fault reset times will be zeroed out. Setting range of P08.28: 0–10 Setting range of P08.29: 0.1–3600.0s This function code sets the variation rate of the inverter output frequency based on the load;...
  • Page 179 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value output frequency) Setting range of P08.35: 0.0–100.0% (FDT2 level) When the output frequency is within the positive /negative detection range of the set frequency, the multi-function digital output terminal outputs "frequency arrival"...
  • Page 180 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 1: Limit low-speed carrier to 4K 2: No limit on low-speed carrier Hundreds: Reserved Thousands: PWM loading mode 0: PWM loading mode 1 1: PWM loading mode 2 2: Reserved 0x00–0x11 Ones...
  • Page 181 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 0x000–0x111 Ones: Action selection for frequency setup (by keypad digits) during power down 0: Save during power down 1: Zero out during power down Action selection Tens: Action selection for frequency setup (by for frequency P08.47...
  • Page 182 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value coefficient on 0.00–1.00 input side 0: STO alarm lock Alarm-lock means STO alarm must be reset after state restoration when STO occurs. P08.52 STO lock ○ 1: STO alarm unlock Alarm-unlock means when STO occurs, after state restoration, STO alarm will disappear automatically.
  • Page 183 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value signal of controlled system. The system operates based on the relative value (0– 100.0%) Users need to set this parameter when P09.00 is set Pre-set PID to 0, the reference value of this parameter is the P09.01 reference of...
  • Page 184 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value and reference is 100%, the regulation amplitude of PID regulator (ignoring integral and differential effect) on output frequency command is the max. frequency (ignoring integral and differential actions). Setting range: 0.00–100.00 It determines the speed of integral regulation made 0.90s...
  • Page 185 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Deviation Feedback limit Reference Time t Output frequency f Time t Upper limit value These two function codes are used to set the P09.09 100.0% ○ of PID output upper/lower limit value of PID regulator.
  • Page 186 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Hundreds: 0: Limit based on the max. frequency 1: Limit based on A frequency Thousands: 0: A+B frequency, acceleration /deceleration of main reference A frequency source buffering is invalid 1: A+B frequency, acceleration/ deceleration of main reference A frequency source buffering is valid, acceleration and deceleration are determined by...
  • Page 187 The start/stop of P10.15 ○ 0.0s(min) step multi-step stop is also determined by P00.01. P10.16 Multi-step speed 7 DRV-28 series inverter can set 16-step speed, which 0.0% ○ are set by combined codes of multi-step terminals 1– Running time of P10.17 ○...
  • Page 188 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value step terminal 3 and terminal 4 are not all OFF, the frequency set by multi-step speed will prevail, and Multi-step speed P10.26 0.0% ○ the priority of multi-step setting is higher than that of the keypad, analog, high-speed pulse, PID, and Running time of P10.27...
  • Page 189 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value and then convert 16-bit binary number into hexadecimal number, finally, set corresponding function code. Acceleration/deceleration time 1 is set by P00.11 and P00.12; Acceleration/deceleration time 2 is set by P08.00 and P08.01;...
  • Page 190 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Reserved P11.02 0–65535 ○ variables 0: Disable 1: Enable DC bus voltage V Overvoltage stall threshold Overvoltage stall P11.03 ○ protection Time t Output frequency Time t Overvoltage stall 120–150% (standard bus voltage) (400V) 136%...
  • Page 191 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value the current-limit level again, it will continue accelerated running. Output current A Current-limit threshold Time t Output frequency f frequency Constant Acceleration speed Time t Setting range of P11.06: 50.0–200.0% Setting range of P11.07: 0.00–50.00Hz/s Inverter or motor If the inverter or motor output current is larger than...
  • Page 192 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value overload/underload alarm; 1: The inverter continues running after underload alarm, and stops running after overload fault; 2: The inverter continues running after overload alarm, and stops running after underload fault; 3: The inverter stops running after overload/underload fault.
  • Page 193 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Speed Actual detection value Set detection value Time t Running Fault output t1<t2, so the inverter continues running t2=P11.15 Setting range: 0.0–10.0s Automatic 0–1 frequency-reducti P11.16 0: Invalid ○...
  • Page 194 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value coefficient of of the bus voltage regulator during overvoltage stall. voltage regulator Setting range: 0–1000 during overvoltage stall Proportional This parameter is used to set the proportional coefficient of coefficient of the active current regulator during P11.23...
  • Page 195 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Rated speed of Depend P12.03 asynchronous 1–36000rpm ◎ on model motor 2 Rated voltage of Depend P12.04 asynchronous 0–1200V ◎ on model motor 2 Rated current of Depend P12.05 asynchronous...
  • Page 196 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Magnetic saturation coefficient 3 of P12.13 0.0–100.0% ○ iron core of asynchronous motor 2 Magnetic saturation coefficient 4 of P12.14 0.0–100.0% ○ iron core of asynchronous motor 2 Rated power of Depend...
  • Page 197 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Counter-emf constant of P12.23 0–10000V ○ synchronous motor 2 P12.24 Reserved 0–0xFFFF 0x0000 ● P12.25 Reserved 0%–50% (of the rated current of the motor) ● 0: No protection Overload 1: Common motor (with low-speed compensation) P12.26...
  • Page 198 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value P12.31– Reserved 0–65535 ○ P12.32 variables P13 group Control parameters of synchronous motor This parameter is used to set the reduction rate of Reduction rate of the input reactive current.
  • Page 199 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value the motor) Reserved P13.07 0.0–400.0 ○ variables Control P13.08 0–0xFFFF ○ parameter 1 This parameter is used to set the frequency threshold for enabling the counter-electromotive force phase-locked loop in SVC 0.
  • Page 200 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value computer and the inverter. Note: The slave address cannot be set to 0. This parameter is used to set the data transmission speed between upper computer and the inverter. 0: 1200BPS 1: 2400BPS 2: 4800BPS...
  • Page 201 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value between current communication and the next communication exceeds the communication timeout period, the system will report "485 communication fault" (CE). Under common situations, it is set to 0.0. In systems which have continuous communication, users can monitor the communication condition by setting this parameter.
  • Page 202 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value communication timeout period P15.31– See the operation manual of communication extension card for details P15.69 P16 group Functions of communication extension card 2 P16.00– See the operation manual of communication extension card for details P16.23 Identification 0.0–600.0s...
  • Page 203 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Display current ramps reference frequency of the Ramps reference P17.02 inverter. 0.00Hz ● frequency Range: 0.00Hz–P00.03 Display current output voltage of the inverter. P17.03 Output voltage ●...
  • Page 204 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 0000–000F Corresponds to R02, RO1, HDO and Y1 respectively Digital Display the regulating variable by UP/DOWN P17.14 adjustment terminals of the inverter. 0.00Hz ● variable Range: 0.00Hz–P00.03 Relative to percentage of the rated torque of current Torque reference P17.15...
  • Page 205 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value synchronous Range: 0.0–360.0 motor Phase compensation of Display phase compensation of synchronous motor P17.30 ● synchronous Range: -180.0–180.0 motor High-frequency superposition P17.31 current of 0.0%–200.0% (rated motor current) ●...
  • Page 206 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 3: VC Tens: Control state 0: Speed control 1: Torque control Hundreds: Motor number 0: Motor 1 1: Motor 2 Upper limit of the P17.41 torque when 0.0%–300.0% (rated motor current) 180.0% ●...
  • Page 207 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value output P17.54– Reserved 0–65535 ● P17.63 variables P18 group Closed-loop control state check The actual-measured encoder frequency; the value Actual frequency of forward running is positive; the value of reverse P18.00 0.0Hz ●...
  • Page 208 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value between the position of forward and reverse orientation, which can be eliminated by adjusting Z pulse direction of P20.02 or exchanging phase AB of encoder. 0: Forward 1: Reverse Encoder Z pulse Reserved.
  • Page 209 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value State control P18.23 0–65535 ● word 3 High bit of count P18.24 value of pulse 0–65535 ● reference Low bit of count P18.25 value of pulse 0–65535 ●...
  • Page 210 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 7: Bluetooth card 8: Resolver PG card 9: CANopen communication card 10: WIFI card 11: Profinet communication card 12: Sine/Cosine PG card without CD signal 13: Sine/Cosine PG card with CD signal 14: Absolute encoder PG card 15: CAN master/slave communication card 16: MODBUS communication card...
  • Page 211 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 4: Incremental PG card with UVW 5: Ethernet communication card 6: DP communication card 7: Bluetooth card 8: Resolver PG card 9: CANopen communication card 10: WIFI card 11: Profinet communication card 12: Sine/Cosine PG card without CD signal 13: Sine/Cosine PG card with CD signal...
  • Page 212 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value P19.10– Reserved 0–65535 ● P19.39 variables P20 group Encoder of motor 1 0: Incremental encoder Encoder type 1: Resolver-type encoder P20.00 ● display 2: Sin/Cos encoder 3: Endat absolute encoder Number of pulses generated when the encoder Encoder pulse...
  • Page 213 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Bit4: Z pulse capture mode Bit5: Do not detect encoder initial angle in v/f control Bit6: Enable CD signal calibration Bit7: Disable sin/cos sub-division speed measurement Bit8: Do not detect encoder fault during autotuning Bit9: Enable Z pulse detection optimization Bit10: Enable initial Z pulse calibration optimization...
  • Page 214 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Speed 0: PG card P20.15 measurement 1: local; realized by HDIA and HDIB; supports ◎ mode incremental 24V encoder only 0–255 Frequency-divisi P20.16 When this parameter is set to 0 or 1, frequency ○...
  • Page 215 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value synchronous motor Switch-over frequency 0–630.00Hz threshold of P20.22 Note: This parameter is valid only when P20.12 is 1.00Hz ○ speed set to 0. measurement mode P20.23– Reserved 0–65535 ○...
  • Page 216 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value If channel B is of low electric level, the edge counts up; if channel B is of high electric level, the edge counts down. 2: A: Positive pulse Channel A is positive pulse;...
  • Page 217 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 2: Torque command 3: Speed command 3–5: Reserved Torque command level during P21.05 0.0–100.0% (rated motor torque) 10.0% ○ position gain switch-over Speed command level during P21.06 0.0–100.0% (rated motor speed) 10.0%...
  • Page 218 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value time constant Position The position feedforward filter time constant during P21.15 command filter pulse string positioning. 0.0ms ◎ time constant 0.0–3200.0ms Bit0: Positioning mode selection 0: Relative position 1: Absolute position (home) (reserved) Bit1: Positioning cycle selection 0: Cyclic positioning by terminals...
  • Page 219 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Bit10–11: Reserved Bit12: Positioning curve selection (reserved) 0: Straight line 1: S curve Set digital positioning position; Position digital P21.17 Actual position=P21.17×P21.11/P21.12 ○ reference 0–65535 0: Set by P21.19 1: Set by AI1 Positioning 2: Set by AI2...
  • Page 220 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Pulse P21.27 superposition 0–6553.5 ○ speed Acceleration/dec eleration time P21.28 000.0–3000.0s 5.0s ○ after disabling pulse Speed It is the filter time constant detected by pulse string feedforward filter when the speed reference source is set to pulse P21.29...
  • Page 221 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value 1: Pulse mode Bit7: Reference point calibration mode 0: Calibrate at the first time 1: Calibrate in real time Bit8: Action selection after zeroing signal cancellation (electric level type) 0: Switch to speed mode 1: Position lock mode Bit9: Positioning completion signal selection...
  • Page 222 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Spindle P22.09 scale-division Setting range: 0.00–359.99 45.00 ○ angle 3 Spindle P22.10 scale-division Setting range: 0.00–359.99 60.00 ○ angle 4 Spindle P22.11 scale-division Setting range: 0.00–359.99 90.00 ○...
  • Page 223 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Corresponding frequency of P22.21 0.00–10.00Hz 0.00Hz ○ analog zero drift of rigid tapping Reserved P22.22 0–1 ○ variables P22.23– Reserved 0–65535 ○ P22.24 variables P23 group Vector control of motor 2 Speed loop P23.00–P23.05 fit for vector control mode only.
  • Page 224 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Setting range of P23.01: 0.000–10.000s Setting range of P23.02: 0.00Hz–P23.05 Setting range of P23.03: 0.0–200.0 Setting range of P23.04: 0.000–10.000s Setting range of P23.05: P23.02–P00.03 (Max. output frequency) Speed loop P23.06...
  • Page 225 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value current loop Setting range of P23.13: 0–20000 Setting range of P23.14: 0.0–100.0% (relative to High-frequency max. frequency) switch-over P23.14 100.0% ○ threshold of current loop P23.15– Reserved 0–65535 ●...
  • Page 226 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value and motor Setting range: 0.001–65.535 Bit0: Enable Z pulse calibration Bit1: Enable encoder angle calibration Bit2: Enable SVC speed measurement Bit3: Select resolver speed measurement mode Bit4: Z pulse capture mode Control Bit5: Do not detect encoder initial angle in v/f control...
  • Page 227 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value selection 0: without UVW 1: with UVW Tens: Sin/Cos encoder 0: without CD signal 1: with CD signal Speed 0: PG card P24.15 measurement 1: local; realized by HDIA and HDIB; supports ◎...
  • Page 228 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value indicates 0.25 μs. Pulse number of P24.20 0–65535 1024 ◎ pulse reference Enable angle compensation of P24.21 0–1 ○ synchronous motor Switch-over frequency threshold of P24.22 0–630.00Hz 1.00Hz ○...
  • Page 229 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value BIT2: S7 virtual terminal BIT3: S8 virtual terminal BIT4: S9 virtual terminal BIT5: S10 virtual terminal BIT6: HDI3 virtual terminal HDI3 terminal P25.10 0.000s ○ switch-on delay HDI3 terminal P25.11 0.000s...
  • Page 230 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Upper limit value When analog input is current input, 0–20mA current P25.26 10.00V ○ of AI3 corresponds to 0–10V voltage. In different application cases, 100% of the analog Corresponding setting corresponds to different nominal values.
  • Page 231 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value limit frequency of HDI3 Upper limit 50.000 P25.37 frequency of P25.35 –50.000KHz ○ HDI3 Corresponding setting of upper P25.38 100.0% ○ -100.0%–100.0% limit frequency of HDI3 HDI3 frequency P25.39 0.000s–10.000s...
  • Page 232 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Relay RO8 P26.09 ○ output selection Relay RO9 P26.10 ○ output selection Relay RO10 P26.11 ○ output selection Output terminal 0x0000–0x7FF P26.12 polarity of 0x000 ○ RO10, RO9…RO3, HDO2,Y3, Y2 in sequence extension card HDO2 switch-on...
  • Page 233 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value switch-on delay Relay RO7 P26.28 0.000s ○ switch-off delay Relay RO8 P26.29 0.000s ○ switch-on delay Relay RO8 P26.30 0.000s ○ switch-off delay Relay RO9 P26.31 0.000s ○...
  • Page 234 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value Upper limit of Setting range of P26.39: 0.00V–10.00V P26.45 100.0% ○ AO3 output Setting range of P26.40: P26.38–100.0% Setting range of P26.41: 0.00V–10.00V Corresponding Setting range of P26.42: 0.000s–10.000s P26.46 AO3 output of 10.00V...
  • Page 235 Function parameter list DRV-28 inverters Function Default Modi Name Detailed parameter description code value P28.03 Slave speed gain 0.0–500.0% 100.0% ○ P28.04 Slave torque gain 0.0–500.0% 100.0% ○ P28.05 Master/slave 5.00Hz ○ mode 2 speed mode / torque 0.00–10.00Hz mode switching frequency point P28.06 Number of slaves 0–15 ◎...

  • Page 236: Chapter 7 Troubleshooting

    Troubleshooting DRV-28 inverters Chapter 7 Troubleshooting 7.1 What this chapter contains The chapter tells users how to reset faults and check faults history. A complete list of alarms and fault information as well as possible causes and corrective measures are presented in this chapter. Only well-trained and qualified professionals are allowed to carry out the ...
  • Page 237 Troubleshooting DRV-28 inverters Fault Fault type Possible cause Corrective measures code Phase-W protection To-ground short circuit peripheral equipment occurs Over-voltage during Check input power; acceleration Exception occurred to input Check whether load voltage; deceleration time is too short; Over-voltage during Large energy feedback;...
  • Page 238 Troubleshooting DRV-28 inverters Fault Fault type Possible cause Corrective measures code Phase loss or violent Phase loss on input Check the input power; fluctuation occurred to R, S side Check installation wiring and T input Phase loss occurred to U, V, Phase loss on W output (or the three Check the output wiring;...
  • Page 239 Troubleshooting DRV-28 inverters Fault Fault type Possible cause Corrective measures code Autotuning timeout R/W error occurred to the Press STOP/RST to reset; EEPROM fault control parameters; Replace the main control board EEPROM is damaged PID feedback offline; Check PID feedback signal PID feedback offline PIDE PID feedback source...
  • Page 240 Troubleshooting DRV-28 inverters Fault Fault type Possible cause Corrective measures code Data storage error occurred to the keypad Inverter output is short Check whether motor wiring is connected to the ground; proper; Current detection circuit is Replace the hall component; To-ground short ETH1 faulty;...
  • Page 241 Troubleshooting DRV-28 inverters Fault Fault type Possible cause Corrective measures code Motor over-temperature Check the wiring of motor input terminal is valid; over-temperature input terminal Exception occurred to t Motor (terminal function 57); temperature detection over-temperature Check whether temperature Exception occurred to fault sensor is proper;...
  • Page 242 Troubleshooting DRV-28 inverters Fault Fault type Possible cause Corrective measures code and confirm whether fault still occurs at next power-on; Check whether the insertion port is damaged, if yes, replace the insertion port after power down Confirm whether the extension card inserted can be supported;...
  • Page 243 Troubleshooting DRV-28 inverters Fault Fault type Possible cause Corrective measures code interfaces after power down, card slot 2 and confirm whether fault still occurs at next power-on; Check whether the insertion port is damaged, if yes, replace the insertion port after power down Confirm whether the extension card inserted can be supported;...
  • Page 244 Troubleshooting DRV-28 inverters Fault Fault type Possible cause Corrective measures code communication card and the loose or dropped timeout fault host computer (or PLC) There is no data Check whether the DeviceNET card transmission between the communication card wiring is E-DEV communication communication card and the...

  • Page 245: Analysis On Common Faults

    Troubleshooting DRV-28 inverters 7.6 Analysis on common faults 7.6.1 Motor fails to work Motor fails to work Whether the POWER Whether the air switch indicator is on? Close the air and EM contactor on the Whether the keypad contactor input side are closed? displays information? Rectify the fault Check the voltage...
  • Page 246 Troubleshooting DRV-28 inverters 7.6.2 Motor vibrates Motor vibrates or emits an unusual sound Whether the motor Set the motor type parameters and motor type and parameters are set correctly ? correctly Whether autotuning is Perform autotuning performed? Whether the V/F Whether it is vector vibration parameter is control?
  • Page 247 Troubleshooting DRV-28 inverters 7.6.3 Overvoltage Overvoltage fault Whether the voltage of the power Ensure the power supply supply is within the standard range? meets the requirement Whether UVW on the output side ofn the inverter is short to Rectify the short-circuit ground? fault and perform the Whether the wiring on the...
  • Page 248 Troubleshooting DRV-28 inverters 7.6.5 Unusual heating of motor Unusual heating of the motor Set the motor Whether the motor parameters parameters are set correctly? correctly Whether parameter Parameter autotuning is autotune performed? Whether the inverter runs at a low speed all the time? Whether it is a variable- Use a variable- frequency motor...
  • Page 249 Troubleshooting DRV-28 inverters 7.6.6 Inverter overheating Inverter overheating Whether the load is too Reduce the load and heavy or the capacity of increase the capacity the inverter is too small? of the inverter Whether the ambient Add a cooling device temperature is too or derate the inverter high?
  • Page 250 Troubleshooting DRV-28 inverters 7.6.7 Motor stalls during ACC Motor stalls during Whether the ACC Increase the ACC time is too short? time Check the voltage of the Use larger cables, shorten the terminals of the motor with a wiring distance, adjust the voltage multimeter.
  • Page 251 Troubleshooting DRV-28 inverters 7.6.8 Overcurrent Overcurrent Whether UVW on the Rectify the short-to- output side of the inverter ground fault, and is short to ground? configure the motor Remove the motor cable cables properly and checked whether it is connected to earth. Whether the motor is Replace the motor short to ground?

  • Page 252: Countermeasures On Common Interference

    Troubleshooting DRV-28 inverters 7.7 Countermeasures on common interference 7.7.1 Interference on meter switches and sensors Interference phenomenon Pressure, temperature, displacement, and other signals of a sensor are collected and displayed by a human-machine interaction device. The values are incorrectly displayed as follows after the inverter is started: 1.
  • Page 253 Troubleshooting DRV-28 inverters the capacitor needs to be added on the terminal of the temperature meter.; if an electronic ruler is to transmit signals of 0 to 30 V to a PLC signal terminal, the capacitor needs to be added on the terminal of the PLC.
  • Page 254 Troubleshooting DRV-28 inverters 4. Try to short GND of the inverter to its ground terminal (PE). 5. Try to add a safety capacitor of 0.1 μF on the power terminal of the upper computer (PLC, HMI, and touch screen). During this process, pay attention to the voltage of the power supply and the voltage endurance capability of the capacitor.
  • Page 255 Troubleshooting DRV-28 inverters RCDs have strong anti-interference capability, and thus can prevent the impact of high-frequency leakage current. Electronic RCD Electromagnetic RCD Requiring highly sensitive, accurate, and stable zero-phase sequence current Low cost, high sensitivity, small in volume, transformer, using permalloy susceptible to voltage fluctuation of the grid high-permeability materials, complex process, and ambient temperature, weak...

  • Page 256: Chapter 8 Maintenance And Hardware Fault Diagnosis

    Chapter 8 Maintenance and hardware fault diagnosis 8.1 What this chapter contains This chapter describes how to carry out preventive maintenance on DRV-28 series inverters. 8.2 Periodical inspection Little maintenance is required when inverters are installed in environments that meet requirements.
  • Page 257 DRV-28 inverters Subject Item Method Criterion Check whether the conductors are deformed or No exception Visual inspection their color change due to occurs. Conductor and overheat. wire Check whether the wire No exception sheaths are cracked or their Visual inspection occurs.

  • Page 258: Cooling Fan

    DRV-28 inverters Subject Item Method Criterion are in good contact. occurs. Check whether the screws No exception Screw them up. and connectors loose. occurs. Check whether there is Olfactory and visual No exception unusual smell or inspection occurs. discoloration. Check whether there are Control Control PCB, No exception...

  • Page 259: Capacitor

    DRV-28 inverters Cooling fan replacement  Read the safety precautions carefully and follow the instructions to perform operations. Otherwise, physical injuries or damage to the device may be caused. 1. Stop the device, disconnect the AC power supply, and wait for a time no shorter than the waiting time designated on the inverter.
  • Page 260 DRV-28 inverters Storage time Operation principle Charge the inverter at 25% of the rated voltage for 30 minutes, and then charge it at 50% of the rated voltage for 30 minutes, at 75% for another 30 minutes, and finally charge it at 100% of the rated voltage for 30 minutes.
  • Page 261 DRV-28 inverters 8.5 Power cable  Read the safety precautions carefully and follow the instructions to perform operations. Otherwise, physical injuries or damage to the device may be caused. 1. Stop the inverter, disconnect the power supply, and wait for a time no shorter than the waiting time designated on the inverter.
  • Page 262 For broadcasted information, slaves do not need to return responses. 9.3 Application of Modbus DRV-28 series inverters use the RTU mode provided by the Modbus protocol, and RS485 interfaces are used. 9.3.1 RS485 RS485 interfaces work in half-duplex mode and transmit data signals in the differential transmission way, which is also referred to as balanced transmission.
  • Page 263 Communication protocol DRV-28 inverters Max. transmission Max. transmission Baud rate (bps) Baud rate (bps) distance distance 2400 1800m 9600 800m 4800 1200m 19200 600m When RS485 interfaces are used for long-distance communication, it is recommended that you use shielded cables, and use the shield layer as the ground wires. When there are fewer devices and the transmission distance is short, the whole network works well without terminal load resistors.
  • Page 264 Communication protocol DRV-28 inverters connected in chrysanthemum mode with one 120 Ω terminal resistor on each end, as shown in Fig 9.2. Fig 9.3 is the simplified wiring diagram, and Fig 9.4 is the practical application diagram. 120Ω 120Ω 32 # Fig 9.2 On-site chrysanthemum connection diagram Master Fig 9.3 Simplified chrysanthemum connection diagram...
  • Page 265 Communication protocol DRV-28 inverters Fig 9.5 Star connection Use shielded cable, if possible, in multi-device connection. The baud rates, data bit check settings, and other basic parameters of all the devices on the RS485 line must be set consistently, and addresses cannot be repeated.
  • Page 266 Communication protocol DRV-28 inverters of 3.5 bytes). On a network where the transmission rate is calculated based on the baud rate, the transmission time of 3.5 bytes can be easily obtained. After the idle time ends, the data domains are transmitted in the following sequence: slave address, operation command code, data, and CRC check character.
  • Page 267 Communication protocol DRV-28 inverters together. After receiving the message, the receiver calculates the data based on the same algorithm to obtain a result, and compares the result with that transmitted by the transmitter. If the results are the same, the message is correct. Otherwise, the message is considered wrong. The error check of a frame includes two parts, namely, bit check on individual bytes (that is, odd/even check using the check bit in the character frame), and whole data check (CRC check).
  • Page 268 Communication protocol DRV-28 inverters The following is a simple CRC calculation function for your reference (using the C programming language): unsigned int crc_cal_value(unsigned char×data_value,unsigned char data_length) int i; unsigned int crc_value=0xffff; while(data_length--) crc_value^=×data_value++; for(i=0;i<8;i++) if(crc_value&0x0001) crc_value=(crc_value>>1)^0xa001; else crc_value=crc_value>>1; return(crc_value); In the ladder logic, CKSM uses the table look-up method to calculate the CRC value according to the content in the frame.
  • Page 269 Communication protocol DRV-28 inverters RTU master command (transmitted by the master to the inverter) START T1-T2-T3-T4 (transmission time of 3.5 bytes) ADDR (address) CMD (command code) Most significant byte (MSB) of the start address Least significant byte (LSB) of the start address MSB of data quantity LSB of data quantity LSB of CRC...
  • Page 270 Communication protocol DRV-28 inverters MSB of CRC T1-T2-T3-T4 (transmission time of 3.5 bytes) The definition of the response information is described as follows: The value of ADDR is 01H, indicating that the message is transmitted by the inverter whose address is 01H.
  • Page 271 Communication protocol DRV-28 inverters LSB of to-be-written data LSB of CRC MSB of CRC T1-T2-T3-T4 (transmission time of 3.5 bytes) Note: The sections 9.2 and 9.3 mainly describes the command formats. For the detailed application, see the examples in section 9.4.8. 9.4.3 Command code: 08H, diagnosis Sub-function code description Sub-function code...
  • Page 272 Communication protocol DRV-28 inverters For example, to write 5000 (1388H) and 50 (0032H) respectively to 0004H and 0005H of the inverter whose slave address is 02H, the structure of the frame is described in the following table. RTU master command (transmitted by the master to the inverter) START T1-T2-T3-T4 (transmission time of 3.5 bytes) ADDR...
  • Page 273 Communication protocol DRV-28 inverters hexadecimal form of 06. Therefore, the function code address is 0506H in the hexadecimal form. For P10.01, the parameter address is 0A01H. Function Setting Default Name Detailed parameter description Modify code range value 0: Stop after running once Simple PLC 1: Keep running in the final value P10.00...
  • Page 274 Communication protocol DRV-28 inverters Function Address Data description to 100.0%) feedback, range (0–1000, 1000 2003H corresponding to 100.0%) Torque setting (-3000–+3000, 1000 2004H corresponding to 100.0% of the rated current of the motor) Setting of the upper limit of the forward running 2005H frequency (0–Fmax, unit: 0.01 Hz) Setting of the upper limit of the reverse running...
  • Page 275 Communication protocol DRV-28 inverters Function Address Data description 0002H: Reverse running 0003H: Stopped 0004H: Faulty 0005H: POFF 0006H: Pre-excited Bit0: =0: Not ready to run =1: Ready to run Bi1–2: =00: Motor 1 =01: Motor 2 =10: Motor 3 =11: Motor 4 Bit3: =0: Asynchronous machine Inverter state word 2...
  • Page 276 Communication protocol DRV-28 inverters Function Address Data description External length 3013H 0–65535 External count value 3014H 0–65535 Torque setting 3015H -300.0–+300.0% (unit: 0.1%) Identification code 3016H Fault code 5000H The Read/Write (R/W) characteristics indicate whether a function can be read and written. For example, "Communication-based control command"...
  • Page 277 Communication protocol DRV-28 inverters "Wake-up-from-sleep delay" of the inverter is 5.0 (5.0=50/10). To set the "Wake-up-from-sleep delay" to 5.0s through Modbus communication, you need first to multiply 5.0 by 10 according to the scale to obtain an integer 50, that is, 32H in the hexadecimal form, and then transmit the following write command: 01 14 00 32 49 E7...
  • Page 278 Communication protocol DRV-28 inverters Code Name Definition the register includes a value unexpected by the program. Operation The parameter is set to an invalid value in the write operation. For failure example, a function input terminal cannot be set repeatedly. Password The password entered in the password verification address is error...
  • Page 279 Communication protocol DRV-28 inverters 00 01 00 03 98 0B Parameter Inverter Parameter Write address address data command But the setting range of the "Running command channel" is 0 to 2. The value 3 exceeds the setting range. In this case, the inverter returns an error message response as shown in the following: 43 A3 Inverter Exception...
  • Page 280 Communication protocol DRV-28 inverters 03 03 0C 00 23 00 23 00 23 00 23 00 23 00 23 5F D2 Type of last Inverter Read Number of Type of Type of Type of last Type of last Type of last but three fault address command...
  • Page 281 Communication protocol DRV-28 inverters The command transmitted by the master is as follows: 00 03 27 10 62 14 Parameter Inverter Write Parameter address command address data If the operation is successful, the following response is returned (same as the command transmitted by the master): 00 03 27 10...
  • Page 282 0Hz to Max. output frequency (P00.03). on model Deceleration time is the time needed from decelerating from Max. output frequency (P00.03) to 0Hz. DRV-28 series inverter defines four groups of Deceleration Depend P00.12 ○ acceleration and deceleration time, which can be time 1...
  • Page 283 Communication protocol DRV-28 inverters shows the interface of Commix. First, set the serial port to COM1. Then, set the baud rate consistently with P14.01. The data bits, check bits, and end bits must be set consistently with P14.02. If the RTU mode is selected, you need to select the hexadecimal form Input HEX.
  • Page 284 Communication protocol DRV-28 inverters • No response is returned. • The inverter returns an exception response. Possible causes of no response include the following: • The serial port is set incorrectly. For example, the converter uses the serial port COM1, but COM2 is selected for the communication.
  • Page 285 ① ② ③ ④ ⑤ Detailed Detailed content description ① Brand Brand abbreviation AS: Astraada 28: DRV-28 optional cards 20: Inverter peripherial devices (filters, ② Type Inverter series reactors, braking systems, extension cards) BTH: Bluetooth extension cards PBS: Profibus extension cards...
  • Page 286 + frequency-divide output, 12V 004: Incremental PG card + pulse direction setting + frequency-divide output, 24V The following table describes extension cards that DRV-28 series inverters support. The extension cards are optional and need to be purchased separately Name Model Specification ...
  • Page 287  2 digital outputs  2 relay outputs: 1 double-contact output, and 1 single-contact output  Supporting Bluetooth 4.0  With Astraada's mobile phone APP, you can set the parameters and monitor the states of the inverter through Bluetooth Bluetooth AS28BTH0001 ...
  • Page 288 Extension cards DRV-28 inverters Name Model Specification communication card protocol PROFIBUS-DP AS28PBS0001  Supporting the PROFIBUS-DP protocol communication card PROFINET AS28PNS0001  Supporting the PROFINET protocol communication card  Applicable to OC encoders of 5 V or 12 V  Applicable to push-pull encoders of 5 V or 12 V ...
  • Page 289 Extension cards DRV-28 inverters IO extension card Programmable Bluetooth/WIFI Ethernet extension card communication card communication card AS28INU0001 AS28PLC0001 AS28BTH000x AS28ETH0001 CANopen PROFIBUS-DP PROFINET Multi-function communication card communication card communication card incremental encoder card AS28CAN000x AS28PBS0001 AS28PNS0001 AS28ENC0003 -283-...
  • Page 290 Extension cards DRV-28 inverters 24V incremental PG UVW incremental PG Resolver PG card card card AS28ENC0002 AS28ENC0004 AS28ENC0001 A.2 Dimensions and installation All extension cards are of the same dimensions (108 mm × 39 mm) and can be installed in the same way.
  • Page 291 Extension cards DRV-28 inverters EC 1 EC 1 EC 2 EC 2 EC 3 EC 3 EC installation diagram Diagram of ECs installed Fig A.1 Inverter of 7.5 kW or higher with extension cards installed EC 1 EC 1 EC 2 EC 2 ECs installing ECs installed...
  • Page 292 Extension cards DRV-28 inverters Extension card installation process: STEP 1 Unscrew the screws and remove th e lower cover STEP 2 STEP 3 Unscrew the screws, take out the keypad, and remove the upper cover Insert the EC STEP 4 Align the EC positioning holes and positioning studs to fix the EC STEP 5...
  • Page 293 Extension cards DRV-28 inverters A.3 Wiring Ground a shielded cable as follows: Grounding position of the shielded cable Grounding position of the shielded cable Fig A.4 Extension card grounding diagram Wire an extension card as follows: EC wiring EC wire binding position Fig A.5 Extension card wiring A.4 IO extension card function description A.4.1 IO extension card ––...
  • Page 294 Extension cards DRV-28 inverters RO3A RO3B RO3C +24V RO4A RO4C Indicator definition Indicator No. Definition Function This indicator is on when the extension card is establishing a connection with the control board; blinks periodically after extension card is properly connected to the LED1 State indicator control board (the period is 1s, on for 0.5s,...
  • Page 295 Extension cards DRV-28 inverters Category Label Name Function description 3. Deviation ±0.5%; input of 5 V or 10 mA or higher at the temperature of 25°C S5—COM Digital input 1 1. Internal impedance: 3.3 kΩ S6—COM Digital input 2 2. Power input range: 12–30 V 3.
  • Page 296 Extension cards DRV-28 inverters Indicator No. Definition Function This indicator is on when the extension card is establishing a connection with the control board; it blinks periodically after the extension card is LED1 State indicator properly connected to the control board (the period is 1s, on for 0.5s, and off for the other 0.5s);...
  • Page 297 Extension cards DRV-28 inverters The following figure shows the external wiring of the extension card used in combination with an open collector encoder. A pull-up resistor is configured inside the Encoder card. Forward running Forward jogging PGND Fault reset HDIA HDIB +24V pulse A...
  • Page 298 Extension cards DRV-28 inverters The following figure shows the external wiring of the extension card used in combination with a push-pull encoder. Forward running Forward jogging PGND Fault reset HDIA HDIB +24V pulse A pulse B Upper computer -292-...
  • Page 299 Extension cards DRV-28 inverters The following figure shows the external wiring of the extension card used in combination with a differential encoder. Forward running Forward jogging PGND Fault reset HDIA HDIB +24V pulse A pulse B Upper computer A.5.2 UVW incremental PG card –– AS28ENC0001 The terminals are arranged as follows: PGND -293-...
  • Page 300 Extension cards DRV-28 inverters Indicator definition Indicator No. Definition Function This indicator is on when the extension card is establishing a connection with the control board; it blinks periodically after the extension card is LED1 State indicator properly connected to the control board (the period is 1s, on for 0.5s, and off for the other 0.5s);...
  • Page 301 Extension cards DRV-28 inverters Label Name Function description can be set through P20.16 or P24.16 1. Absolute position (UVW information) of the UVW encoder interface hybrid encoder, differential input of 5 V 2. Response frequency: 40 kHz The following figure shows the external wiring of the AS28ENC0001 extension card. Forward running Forward...
  • Page 302 Extension cards DRV-28 inverters A.5.3 Resolver PG card –– AS28ENC0002 PGND Indicator definition Indicator No. Definition Function This indicator is on when the extension card is establishing a connection with the control board; it blinks periodically after the extension card is LED1 State indicator properly connected to the control board (the...
  • Page 303 Extension cards DRV-28 inverters Label Name Function description 2. Response frequency: 200 kHz 1. Differential output of 5 V 2. Frequency-divided output of resolver simulated A1, B1, and Z1, which is equal to an incremental Frequency-divided PG card of 1024 pps. output 3.
  • Page 304 Extension cards DRV-28 inverters A5.4 24V multi-function incremental Encoder card—AS28ENC0004 The terminals are arranged as follows: Definitions of indicators Indicator Definition Function This indicator is on when the extension card is establishing a connection with the control board; it blinks periodically after State the extension card is properly connected to the control board LED1...
  • Page 305 Extension cards DRV-28 inverters Label Name Function description 1. Supporting interfaces whose signal type is the Pulse reference same as the encoder 2. Frequency response: 200 kHz 1. Open-drain collector output Frequency-divided 2. Supporting frequency division of 1–255, which output can be set through P20.16 or P24.16 The following figure shows the external wiring of the Encoder card when it is used in combination with an open-drain collector encoder.
  • Page 306 Extension cards DRV-28 inverters Forward running Forward jogging PGND Fault reset HDIA HDIB +24V pulse A pulse B A.6 Communication card function description A.6.1 Bluetooth communication card–– AS28BTH000x and WIFI card –– AS28WIF000x Definitions of indicators and function buttons: Indicator No. Definition Function LED1 is on when the extension card is...
  • Page 307 Place the antenna base on the chassis and expose the upper part. Try to keep it unblocked. The wireless communication card must be used with the Astraada Inverter APP. Scan the QR code of the inverter nameplate to download it. For details, refer to the wireless communication card manual provided with the extension card.
  • Page 308 Extension cards DRV-28 inverters A.6.2 CANopen communication card –– AS28CAN0001 and CAN master/slave control communication card –– AS28CAN0002 The AS28CAN0001 communication card is user-friendly, adopting spring terminals. 3-pin spring terminal Function Description CANH CANopen bus high level signal CANG CANopen bus shielding CANL CANopen bus low level signal Terminal resistor switch function description...
  • Page 309 It blinks when the address setting is incorrect. It blinks once when a received frame is missed or an error occurs during frame receiving. For details about the operation, see the DRV-28 Series Inverter Communication Extension Card Operation Manual. -303-...
  • Page 310 Extension cards DRV-28 inverters A.6.3 Ethernet communication card –– AS28ETH0001 The AS28ETH0001 communication card adopts standard RJ45 terminals. Indicator definition Indicator No. Definition Function This indicator is on when the extension card is establishing a connection with the control board; it blinks periodically after the extension card is LED1 State indicator...
  • Page 311 Extension cards DRV-28 inverters Connector pin Description Unused Unused B-Line Data+ (twisted pair 1) Request sending GND_BUS Isolation ground +5V BUS Isolated power supply of 5 V DC Unused A-Line Data- (twisted pair 2) Unused Housing SHLD PROFIBUS cable shielding line +5V and GND_BUS are bus terminators.
  • Page 312 LED4 Power indicator power to the communication card. For details about the operation, see the DRV-28 Series Inverter Communication Extension Card Operation Manual. A.6.5 PROFINET communication card –– AS28PNS0001 The terminal CN2 adopts a standard RJ45 interface, where CN2 is the dual RJ45 interface, and these two RJ45 interfaces are not distinguished from each other and can be interchangeably inserted.
  • Page 313 Extension cards DRV-28 inverters Color State Description LED1 Green 3.3V power indicator No network connection The connection to the network cable between the Profinet controller is OK, LED2 Blinking but the communication is not (Bus state indicator) established. Communication with the Profinet controller has been established Profinet diagnosis exists LED3...
  • Page 314 Extension cards DRV-28 inverters Slave device 1 Slave device 2 Slave device n Master device RJ45 RJ45 RJ45 RJ45 RJ45 RJ45 Switch A.7 Programmable extension card function description A.7.1 Programmable extension card –– AS28PLC0001 The terminals are arranged as follows: SW1 is the start/stop switch of the programmable extension card.
  • Page 315 2. Do not use them as high-frequency digital outputs. NO contact of PR02A relay 2 Common contact PR02C of relay 2 For details about the operation of programmable extension cards, see the DRV-28 Series Inverter Communication Extension Card Operation Manual. -309-...
  • Page 316 Technical data DRV-28 inverters Appendix B Technical data B.1 What this chapter contains This chapter describes the technical data of the inverter and its compliance to CE and other quality certification systems. B.2 Derated application B.2.1 Capacity Choose an inverter based on the rated current and power of the motor. To endure the rated power of the motor, the rated output current of the inverter must be larger or equal to the rated current of the motor.
  • Page 317 4000 B.2.2.3 Derating due to carrier frequency The power of DRV-28 series inverters varies according to carrier frequencies. The rated power of an inverter is defined based on the carrier frequency set in factory. If the carrier frequency exceeds the factory setting, the power of the inverter is derated by 10% for each increased 1 kHz.
  • Page 318 Technical data DRV-28 inverters Environment category II (C3) Environment category I (C2) You can learn the maximum length of the motor cable through the running parameters of the inverter. To understand the accurate maximum cable length for using an external EMC filter, contact the local ASTOR office.
  • Page 319 Technical data DRV-28 inverters C2: Rated voltage lower than 1000 V, non-plug, socket, or mobile devices; power drive systems that must be installed and operated by specialized personnel when applied to environments of Category I Note: The EMC standard IEC/EN 61800-3 no longer restricts the power distribution of inverters, but it specifies their use, installation, and commissioning.
  • Page 320 Dimension drawings DRV-28 inverters Appendix C Dimension drawings C.1 What this chapter contains This chapter describes the dimension drawings of DRV-28 series inverters. The dimension unit used in the drawings is mm. C.2 Keypad structure C.2.1 Structure diagram Panel Keypad 28.5...
  • Page 321 Dimension drawings DRV-28 inverters Fig C.3 Inverter structure diagram C.3 Dimensions of Inverters of AC 3PH 400V (-20%)–440V (+10%) C.4.1 Wall-mounting dimensions Fig C.4 Wall-mounting diagram of inverters of 400V, 1.5 to 37 kW -315-...
  • Page 322 Dimension drawings DRV-28 inverters H1 H2 Fig C.5 Wall-mounting diagram of inverters of 400V, 45 to 75 kW H1 H2 Fig C.6 Wall-mounting diagram of inverters of 400V, 90 to 110 kW 6- ø11.0 Fig C.7 Wall-mounting diagram of inverters of 400V, 132 to 200 kW -316-...
  • Page 323 Dimension drawings DRV-28 inverters 6- ø13.0 Fig C.8 Wall-mounting diagram of inverters of 400V, 220 to 315 kW Table C.1 Wall-mounting dimensions of 400V inverters (unit: mm) Installation Fixing Inverter hole screw specification diameter 1.5kW–2.2kW 4kW–5.5kW 7.5kW 243.5 11kW–15kW 303.5 18.5kW–22kW 340.6 328.6...
  • Page 324 Dimension drawings DRV-28 inverters C.4.2 Flange installation dimensions Fig C.9 Flange installation diagram of inverters of 400V, 1.5 to 75 kW 98.0 Fig C.10 Flange installation diagram of inverters of 400V, 90 to 110 kW Fig C.11 Flange installation diagram of inverters of 400V, 132 to 200 kW -318-...
  • Page 325 Dimension drawings DRV-28 inverters Table C.2 Flange installation dimensions of 400V inverters (unit: mm) Installation Fixing Inverter hole screw specification diameter 1.5kW–2.2kW 150.2 115 234 220 13.5 185 65.5 4kW–5.5kW 150.2 115 234 220 13.5 7.5kW 170.2 131 292 276 192 84.5 11kW–15kW 191.2 151...
  • Page 326 Dimension drawings DRV-28 inverters 3- ø22.0 6- ø12.0 Fig C.13 Floor installation diagram of inverters of 400V, 355 to 500 kW Table C.3 Floor installation dimensions of 400V inverters (unit: mm) Installation Fixing Inverter hole screw specification diameter 220kW–315kW 1410 1390 13\12 M12/M10...
  • Page 327 3. P1 terminals are equipped only for inverters of 400V, 132 kW or higher, which enable the inverters to be directly connected to external DC reactors. 4. The brake units Astraada's DBM series standard brake units. For details, see the DBM operation manual.
  • Page 328 Optional peripheral accessories DRV-28 inverters Image Name Description Cable Accessory for signal transmission Device for electric shock prevention and protection against short-to-ground that may cause current leakage and fire. Select residual-current circuit breakers (RCCBs) Breaker that are applicable to inverters and can restrict high-order harmonics, and of which the rated sensitive current for one inverter is larger than 30 mA.
  • Page 329 Optional peripheral accessories DRV-28 inverters D.3 Power supply Refer to the electrical installation.  Ensure that the voltage class of the inverter is consistent with that of the grid. D.4 Cables D.4.1 Power cables The sizes of the input power cables and motor cables must meet the local regulation. •...
  • Page 330 Optional peripheral accessories DRV-28 inverters Shield layer Insulating layer Cross-section of the cable D.4.2 Control cables All analog control cables and cables used for frequency input must be shielded cables. Analog signal cables need to be double-shielded twisted-pair cables (as shown in figure a). Use one separate shielded twisted pair for each signal.
  • Page 331 Optional peripheral accessories DRV-28 inverters D.4.2.1 AC 3PH 400V (-20%)–440V (+10%) Recommended Terminal Tighten Size of connectable cable (mm cable size (mm screw Inverter model specifica torque P1, (+) PB, (+), (-) tion (Nm) AS28DRV41C5 2.5–6 2.5–6 2.5–6 2.5–6 1.2–1.5 AS28DRV42C2 1.2–1.5 2.5–6...
  • Page 332 Optional peripheral accessories DRV-28 inverters Recommended Terminal Tighten Size of connectable cable (mm cable size (mm screw Inverter model specifica torque P1, (+) PB, (+), (-) tion (Nm) 95×4P 95×4P 95×4P 95×2P AS28DRV4400 150×4P 150×2P –150×4P –150×4P –150×4P –150×2P 95×4P 95×4P 95×4P 95×2P...
  • Page 333 Optional peripheral accessories DRV-28 inverters 2. Use a megameter of 500VDC to measure the insulation resistance between each phase conductor and the protection grounding conductor. For details about the insulation resistance of the motor, see the description provided by the manufacturer. Note: The insulation resistance is reduced if it is damp inside the motor.
  • Page 334 Optional peripheral accessories DRV-28 inverters Breaker Rated current of the Inverter model Fuse (A contactor (A) AS28DRV4185 1110 AS28DRV4200 1110 AS28DRV4220 1230 AS28DRV4250 1380 AS28DRV4280 1500 1000 AS28DRV4315 1740 1200 AS28DRV4350 1860 1280 AS28DRV4400 2010 1380 1035 AS28DRV4500 2505 1720 1290 Note: The accessory specifications described in the preceding table are ideal values.
  • Page 335 Optional peripheral accessories DRV-28 inverters Input reactor DC reactor Output reactor D.6.1 Reactors for AC 3PH 400V (-20%)–440V (+10%) Inverter model Input reactor DC reactor Output reactor AS28DRV41C5 AS20DLI41C5 AS20DLU41C5 AS28DRV42C2 AS20DLI42C2 AS20DLU42C2 AS28DRV44C0 AS20DLI44C0 AS20DLU44C0 AS28DRV45C5 AS20DLI45C5 AS20DLU45C5 AS28DRV47C5 AS20DLI47C5 AS20DLU47C5 AS28DRV4011...
  • Page 336 Optional peripheral accessories DRV-28 inverters Inverter model Input reactor DC reactor Output reactor AS28DRV4500 Standard AS20DDC4500 AS20DLU4500 Note: 1. The rated input voltage drop of input reactors is 2%±15%. 2. The current adjustment coefficient on the input side of the inverter is higher than 90% after a DC reactor is configured.
  • Page 337 Optional peripheral accessories DRV-28 inverters and motors and the leakage current of conducting wires. ASTOR provides some of the filters for users to choose. D.7 Filters for AC 3PH 400V (-20%)–440V (+10%) Inverter model Input filter Output filter AS28DRV41C5 AS20FLI4006 AS20FLU4006 AS28DRV42C2 AS28DRV44C0...
  • Page 338 D.8.1.1 Brake units for AC 3PH 400V (-20%)–440V (+10%) DRV-28 series inverters of 400V, 37 kW or lower are equipped with built-in brake units, and those of 400V, 45 kW or higher need to be configured with external brake units. Inverters of 45 kW to 110 kW can be configured with optional built-in brake units, and after a built-in brake unit is configured, the inverter model is added with a suffix "-B".
  • Page 339 Optional peripheral accessories DRV-28 inverters Dissipated Dissipated Dissipated power of power of power of Resistance Min. applicable brake brake brake allowable Brake unit resistor resistor resistor Inverter model for 100% brake model brake (kW) (kW) (kW) resistance torque (Ω) (Ω) 10% brake 50% brake 80% brake...
  • Page 340 Optional peripheral accessories DRV-28 inverters brake usage. You can select the brake system based on the actual operation conditions. 3. When using an external brake unit, set the brake voltage class of the brake unit properly by referring to the manual of the dynamic brake unit. If the voltage class is set incorrectly, the inverter may not run properly.
  • Page 341 Optional peripheral accessories DRV-28 inverters -335-...
  • Page 342 STO function description DRV-28 inverters Appendix E STO function description Reference standards: IEC 61508-1, IEC 61508-2, IEC 61508-3, IEC 61508-4, IEC 62061, ISO 13849-1, and IEC 61800-5-2 You can enable the safe torque off (STO) function to prevent unexpected startups when the main power supply of the drive is not switched off.
  • Page 343 STO function description DRV-28 inverters 1, 2 STO mode STO trigger and indication delay Trigger delay < 10 ms STO fault: STL1 Indication delay < 280 ms Trigger delay < 10 ms STO fault: STL2 Indication delay < 280 ms Trigger delay <...
  • Page 344 Acronymus and abbreviations DRV-28 inverters Appendix F Acronyms and abbreviations This chapter describes the acronyms and abbreviations of the terms or words that may be displayed on the interfaces of the keypad. Acronym/ Acronym/ Term/word Term/word abbreviation abbreviation Accumulated/ Accum Inverter accumulation Address...
  • Page 345 ASTOR offices. G.2 Feedback about Astraada Inverter manuals Your comments on our manuals are welcome. Visit www.astor.com.pl, directly contact online service personnel or choose Contact Us to obtain contact information. G.3 Documents on the Internet You can find manuals and other product documents in the PDF format on the Internet.
  • Page 346 Further information DRV-28 inverters ASTOR Sp. ASTOR Sp. z o.o. ul. Smoleńsk 29 31-112 Kraków, Poland www.astor.com.pl produkty@astor.com.pl Version 1.0 -340- All rights reserved. No part of this manual covered by copyrights hereon may be reproduced or transmitted in any form by any means without prior permission of ASTOR Sp. z o.o.

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