Kinco FV20 Series Manual
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Kinco FV20 Series Manual

Variable frequency drive
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Thank you for using FV20 series Variable Frequency Drive made by Kinco Automation.
FV20 series inverter is a general-purpose high-performance vector inverter, which is mainly used to control
and adjust the speed and torque of three-phase AC asynchronous motor. It is a technical upgrade product of
FV100 series. FV20 adopts high-performance vector control technology, low speed and high torque output,
good dynamic characteristics, superior overload capability, those 45KW and below has built-in EMC filter
and brake unit, added user programmable function and background monitoring software. Support a variety of
PG cards, combined rich and powerful features, stable performance. It can be used in textile, paper, wire
drawing, machine tools, packaging, food, fans, pumps and various automated production equipment.
This manual provides information on model selection, parameters setting, trouble-shooting, and daily
maintenance. To ensure the correct installation and operation of FV20 series, please read this manual
carefully before starting the drive and keep it in a proper place and to the right person. Manufacturers should
follow the instructions in CN. and EN. version and Send it to the end-user for reference.
 To illustrate the details of the product, the illustrations in this manual are sometimes in the state of
removing the cover or safety cover. When using this product, be sure to install the cover or cover as
required and follow the instructions in the manual.
 The illustrations in this manual are for illustrative purposes only and may differ from the products you
ordered.
 The company is committed to continuous improvement of products, product features will be continuously
upgraded, and the information provided is subject to change without notice.
 If you have any problems in use, please contact our regional agents or directly contact our customer
service center. Customer Service Phone： 400-700-5281。
Preface
Precaution

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Summary of Contents for Kinco FV20 Series

  • Page 1 Thank you for using FV20 series Variable Frequency Drive made by Kinco Automation. FV20 series inverter is a general-purpose high-performance vector inverter, which is mainly used to control and adjust the speed and torque of three-phase AC asynchronous motor. It is a technical upgrade product of FV100 series.
  • Page 2 Quick start guide Wiring Terminal Description Connect R/S/T VFD Power input Connect to Power supply Bus DC +/- Connect to Brake Unit +/PB Brake Resistor Connect to Brake Resistor U/V/W VFD Output Connect to Motor VFD Ground Connect to Ground X1/X2 Digital Input Connect to a Switch...

  • Page 3: Table Of Contents

    5.2.1 Control mode of VFD ........................... 28 5.2.2 Operating Status ............................28 5.2.3 Control mode and operation mode of Kinco VFD ................... 28 5.2.4 The channels to set the VFD frequency ....................29 5.3 Power on the Drive for the first time ........................30 5.3.1 Checking before power on ..........................
  • Page 4 6.3 Group A2 ..................................35 6.4 Group A3 ..................................37 6.5 Group A4 ..................................39 6.6 Group A5 ..................................40 6.7 Group A6 ..................................42 6.8 Group A7 ..................................51 6.9 Group A8 ..................................52 6.10 Group b0 .................................. 53 6.11 Group b1 ..................................

  • Page 5: Chapter 1 Safety

    · Perform the maintenance job after confirming that Compared to the power frequency operation the charging LED is off or the DC Bus voltage is FV20 series drives are voltage type variable below 36V, or it may cause electric shock., · Only trained professionals can change the frequency drive.

  • Page 6: About Variable Frequency Drive

    Low Speed operation with Constant Torque The drive should be started and stopped via its Driving a common motor at low speed for a long control terminals. It is prohibited to start and stop time, the drive’s rated output torque will be reduced the drive directly through input line contactors, considering the deterioration of heat dissipation which may damage the drive with frequent...

  • Page 7: Disposing Unwanted Driver

    If circuit breaker or contactor needs to be 1.4 Disposing Unwanted Driver connected between the drive and the motor, be sure to operate these circuit breakers or contactor When disposing the VFD, pay attention to the when the drive has no output, to avoid damaging of following issues：...

  • Page 8: Chapter 2 Product Introduction

    Chapter 2 Product Introduction In this chapter we introduce the basic product information of specifications, model, and structure and so on. 2.1 Nameplate introduction Power Model name Input Voltage/Current/freque Output Voltage/Current/freque Voltage/Current/freque CE certification Serial Number 2.2 Model Description...

  • Page 9: General Specifications

    2.3 General specifications Table 2-3 General specifications Item Description Rated voltage 4T：3-phase,380V～440V AC; 50Hz/60Hz; 2T： 3-phase,200V~240V; and frequency 50Hz/60Hz 2S：Single-phase,200V~240V;50Hz/60Hz Input Allowable 4T： 320V～460V AC; 2T/2S：180V~260V; voltage range Voltage tolerance＜3%; Frequency： ±5% Rated voltage 0~Rated input voltage Frequency 0Hz～300Hz(Customized 0Hz~3000Hz) Output G type ：...

  • Page 10: Introduction Of Product Series

    Air cooling, with fan control. method Installation method Wall-mounted Efficiency Power under 45kW≥93%；Power above 55kW≥95% 2.4 Introduction of product series Table 2-1 Series of Kinco VFD Rated capacity Rated input current Rated output current Motor power Model of VFD （kVA）...
  • Page 11 Rated capacity Rated input current Rated output current Motor power Model of VFD （kVA） （A） （A） （kW） FV20-4T-0075G/0110L 11.0 20.5 17.0 FV20-4T-0110G/0150L 17.0 26.0 25.0 FV20-4T-0150G/0185L 21.0 35.0 32.0 FV20-4T-0185G/0220L 24.0 38.5 37.0 18.5 FV20-4T-0220G/0300L 30.0 46.5 45.0 22.0 FV20-4T-0300G/0370L 40.0 62.0 60.0...

  • Page 12: Structure Of Vfd

    2.5 Structure of VFD The structure of VFD is as following figure. FV20-4T-0185G/0220L and below power FV20-4T-00220G/0300L and above power Fig 2-1 Structure chart of VFD 2.6 External dimension and weight 2.6.1 External dimension and weight External dimension and weight is as following figure. Fig 2-2 FV20-4T-0185G/0220L and lower power VFD...
  • Page 13 Fig 2-3 FV20-4T-0220G/0300L～FV20-4T-8000G Fig 2-4 FV20-4T-10000G Table 2-2 Mechanical parameters Model Shape and installation dimensions (mm) Weight (G： Constant torque load； Mounting (Kg) L：Fan pump load) holes(d) FV20-2S(2T)-0004G FV20-2S(2T)-0007G FV20-2S(2T)-0015G FV20-2S(2T)-0022G FV20-4T-0007G/0015L FV20-4T-0015G/0022L FV20-4T-0022G/0037L FV20-4T-0037G/0055L...
  • Page 14 Shape and installation dimensions (mm) Model Weight (G： Constant torque load； Mounting (Kg) L：Fan pump load) holes(d) FV20-4T-0055G/0075L FV20-4T-0075G/0110L FV20-4T-0110G/0150L FV20-4T-0150G/0185L 118.5 FV20-4T-0185G/0220L FV20-4T-0220G/0300L FV20-4T-0300G/0370L FV20-4T-0370G/0450L FV20-4T-0450G/0550L FV20-4T-0550G/0750L 102.5 FV20-4T-0750G/0900L FV20-4T-0900G/1100L FV20-4T-1100G/1320L FV20-4T-1320G/1600L FV20-4T-1600G/1850L FV20-4T-1850G/2000L FV20-4T-2000G/2200L FV20-4T-2200G/2500L FV20-4T-2500G/2800L 1006 FV20-4T-2800G/3150L FV20-4T-3150G/3550L FV20-4T-3550G/4000L 1228...

  • Page 15: Operation Panel And Installation Box

    2.6.2 Operation panel and installation box Fig 2-4 Operation panel dimension Fig 2-5 Installation box dimension...

  • Page 16: Braking Resistor Selection

    2.7 Braking Resistor Selection Braking resistor Braking VFD Model Standard Unit Qty. Min. resistance Standard power resistance FV20-2S/2T-0004G 200Ω 100Ω 100W FV20-2S/2T -0007G 150Ω 100Ω 150W FV20-2S/2T -0015G 150Ω 100Ω 150W FV20-2S/2T -0022G 50Ω 35Ω 400W FV20-2S/2T -0037G 45Ω 35Ω 450W FV20-2S/2T-0055G 50Ω...

  • Page 17: Chapter 3 Installation Environment

    Chapter 3 Installation Environment In this chapter we introduce the installation environment of VFD 3.1 Installation environment requirements Please mount the drive vertically inside a well-ventilated location. When considering mounting environment, the following issues should be taken into account： Ambient temperature should be within the range of-10℃~40℃. If the temperature is higher than 40 ℃, ...

  • Page 18: Inverter Standard Peripheral Configuration

    3.2 Inverter standard peripheral configuration Figure 3-4 Standard peripheral configuration diagram of the inverter...
  • Page 19 3.2.1 Configuring device description Device Description The capacity of the circuit breaker is generally selected according to 1.5~2 times of the rated current of the inverter. Breaker Since the output voltage of the inverter is PWM high-frequency pulse voltage, the leakage current is unavoidable.

  • Page 20: Chapter 4 Wiring Guide Of Vfd

    Chapter 4 Wiring Guide of VFD In this chapter we introduce the wiring of VFD Danger ·Wiring can only be done after the drive’s AC power is disconnected, all the LEDs on the operation panel are off and waiting for at least 10 minutes. Then, you can remove the panel. ·Wiring job can only be done after confirming the charge indicator on the right bottom is off and the voltage between main circuit power terminals + and - is below DC36V.

  • Page 21: Wiring Of Main Loop

    Table 4-1 Description of main loop terminal Terminal name Function description R、S、T 3-phase 220V/380V AC input terminal DC negative bus output terminal Reserved terminal for external DC reactor External braking unit Braking resistor terminal U、V、W 3-phase AC output terminal Shield PE terminal 4.1.2 Wiring of Main loop FV20-2S-0004G~FV20-2S-0022G FV20-4T-0007G/0015L ~FV20-4T-0450G/0550L...

  • Page 22: Wiring Of Vfd For Basic Operation

    4.1.3 Wiring of VFD for Basic Operation Applicable model： FV20-4T-0055G /0075L Fig.4-1 Basic wiring chart 4.2 Wiring and configuration of control circuit 4.2.1 Wiring of control circuit terminal. Wire the terminals correctly before using the Drive. Refer to the table 4-2 for control circuit terminal function Table 4-2 Control circuit terminal function Sequence No.
  • Page 23 Refer to table 4-2 and 4-3 for description of each terminal Table 4-3 function list of each list Category Terminals Name Function description Specification PE terminal connected to shielding layer. 485 communication cable, Analog Connected to PE terminal of Shield Shielded PE signal cable, motor power cable shield main loop inside...
  • Page 24 Category Terminals Name Function description Specification Optocoupler isolation output Multi- Bi-direction Can be defined as multi-function digital Maximum working voltage： function open-collector output terminal , refer to the A6.14 for output output detail (Com port： COM) Maximum output current： terminal 50mA Power ＋24V power...
  • Page 25 Analog meters FV20 Fig.4-4 Wiring of analog output Notes： 1. When using analog input, a filter capacitor common mode inductor can be installed between signal input and GND 2. The analog input voltage is better under 15V. 3. Analog input and output signals are easily disturbed by noise, so shielded cables must be used to transmit these signals and the cable length should be as short as possible.
  • Page 26 2) Use internal +24V power supply and the external controller uses PNP transistors whose common emitter are connected, as shown in the fig 4-10(Make sure the PLC and 24V terminal is disconnected). The wiring is as shown in fig.4-10 Fig 4-12 Use external power supply for drain connection Multi-function output terminal wiring 1.
  • Page 27 Fig 4-17 Wiring of differential output encoder Fig 4-15 Wiring method 1 of output terminal Y2 4. When Y1 is used as a digital pulse frequency Fig.4-18 Wiring of open collector output encoder output, it can also use the external power supply. The wiring is shown in Fig.4-16 Fig.4-19 Wiring of push-pull output encoder Fig.4-16 Wiring method 2 of output terminal Y2...

  • Page 28: Chapter 5 Operation Instructions Of Kinco Vfd

    Chapter 5 Operation Instructions of Kinco VFD 5.1 Using Operation Panel 5.1.1 Operation panel appearance and keys’ function description Operation panel is used to setup the drive and display parameters, it is LED display. As shown in Fig.5-1 Function indicator：...

  • Page 29: Display Status Of Operation Panel

    NORM/LMT：Light is on, VFD is in current limit state; Light is off, VFD is not in current limit state and can run  normally. FLT/ALM：Fault alarm indicator：  LOCAL/REMOT ： Light off VFD in normal running status LOCAL/REMOT ： Light on VFD in fault status &...

  • Page 30: Panel Operation

    3. Parameters displayed in error status When the drive detects a fault signal, the panel will display the flashing fault code.. Press the SHIFT key to display the stop status parameters and error code in cycle. By pressing the STOP/RST, control terminal or communication command to reset the error. If the error exists still, then the panel keeps displaying the error code.
  • Page 31 Example： changing the setting frequency from 50.00Hz to 40.00Hz. After the VFD power on (in this example the LED is in voltage display status AI1), Press ∨ to modify the setting frequency (Holding ∨ can speed up the modification) from 50.00Hz to 40.00Hz. So the setting frequency is modified.

  • Page 32: Operation Mode Of Vfd

    3. Motor parameters auto-tuning status： If there is an operating command after b0.11 is set to 1 or 2, the drive then enters motor parameters auto-tuning status, and then enters stopping status after auto-tuning process finishes. 5.2.3 Control mode and operation mode of Kinco VFD Control mode FV20 VFD has three control methods, it is set by A0.01：...

  • Page 33: The Channels To Set The Vfd Frequency

    Operation mode Speed control： Control the speed of motor accurately, related function codes in A5 group should be set. Torque control： Control the torque of motor accurately, related function codes in A5 group should be set. 5.2.4 The channels to set the VFD frequency FV20 supports 5 kinds of operating modes in speed control mode which can be sequenced according to the priority：...

  • Page 34: Power On The Drive For The First Time

    4) Multi-step (MS) speed operation： Select Multiple frequency 1 ～ 15 （ C0.00 ～ C0.14 ） to start Multiple speed operation by the ON/OFF combinations of the multi-function terminals (No.27, 28, 29 and 30 function). If all the terminals are “OFF”,it is in simple operation.

  • Page 35: Chapter 6 Parameter Introductions

    It is a vector control with speed sensor feedback. It is applicable to applications with high accuracy Chapter 6 Parameter requirement of speed control precision, torque Introductions control and simple servo control. 2：V/F control It is used to make the voltage and frequency in a Note ：...
  • Page 36 JOG mode and auto tuning 0Hz. mode. FV20 series VFD has defined 4 kinds of Acc/Dec 3． Besides the upper limit of frequency and lower time.(Here only Acc/Dec time 1 is defined, and limit of frequency,the drive is limited by the starting Acc/Dec time 2~4 will be defined in A4.01~A4.06),...

  • Page 37: Group A1

    5 ． The upper/lower limit of frequency are used to 2.Speed tracking limit the actual output frequency. If the preset Notes： frequency is higher than upper limit of frequency, Starting mode 1 is suitable for starting the motor then it will run in upper limit of frequency. If the that is running forward or reverse with small inertia preset frequency is lower than the lower limit of load when the drive stops.
  • Page 38 (A1.06) to the time when the DC injection braking is Output Frequency applied. The drive has no output during the waiting time. By setting waiting time, the current overshoot in the initial stage of braking can be reduced when the Time drive drives a high power motor.

  • Page 39: Group A2

    Fig.6-6 Delay time from reverse running to forward Table 6-1 Restarting conditions running or from forward running to reverse running Status 3-wire 2-wire Setting Serial Panel modes1 modes 1 before A1.14 Switch mode of run reverse/forward 0、1【0】 port and 2 and 2 power 0：Switch when pass 0Hz...
  • Page 40 Preset frequency only determined main A2.03 UP/DN regulating control 000~111H【000】 reference frequency, auxiliary reference frequency is 0Hz by default. 1：Set by AI1 terminal The auxiliary frequency is set by AI1 terminal. 2：Set by AI2 terminal The auxiliary frequency is set by AI2 terminal. 3：...

  • Page 41: Group A3

    A2.09 Range of skip A3.08 Actual value 0.00～30.00Hz【0.00Hz】 0.0%～100.0％ frequency 2 corresponding to the Min 【0.0%】 A2.10 Skip frequency 3 0.00～300.0Hz【0.00Hz】 reference of curve 2 A2.11 Range of skip A3.11～110.0% 0.00～30.00Hz【0.00Hz】 A3.09 Max reference of curve3 frequency 3 【100.0%】 A2.06 ～ A2.11 define the output frequency that will A3.10 Actual value 0.0%～100.0% cause resonant with the load, which should be...
  • Page 42 In Fig.6-8,the inflection points are set the same as 3．1kHz input signal corresponds to 50Hz reference the corresponding relationship of Min. or Max frequency, and 8kHz input signal corresponds to reference. 10Hz reference frequency, 12kHz input signal corresponds to 40Hz reference frequency,20kHz input signal corresponds...

  • Page 43: Group A4

    A3.21 Curve features 0000～2222H 【0000】 selection Fig.6-10 Pulse signal input 1 If there is no setting of inflection point in the 3rd requirement, means to change the requirement as 1kHz input signal corresponds to 50Hz reference frequency, and 20kHz input signal corresponds to 5Hz reference frequency.

  • Page 44: Group A5

    S curve Acc/Dec mode can smooth acceleration A4.11~ A4.21 Reserved Reserved A4.22 Switch frequency and deceleration, suitable for application like lift, for Acc/Dec time 1 and 0.00~300.00Hz 【000.00】 conveyer belt. Acc/Dec time 2. A4.01 Acc time 2 0.1～6000.0s【6.0s】 It will use Acc/Dec time 2 when output frequency is A4.02 Dec time 2 0.1～6000.0s【6.0s】...
  • Page 45 Note： If the PI parameters are set incorrectly, it will cause over-voltage fault when the system is accelerated to high speed quickly(If the system doesn’t connect external braking resistor or braking unit),that is because the energy return under the system’s regenerative braking when the system is dropping after speed overshoot.

  • Page 46: Group A6

    Note： Braking torque limit is the torque limit in generating Can not set the same function for different terminals. condition. For example, if X1 is set as forward function【01】, In setting value,100% is corresponding to drive’s then the others terminals can not be set as the rated torque.
  • Page 47 Setting Function Setting Function This stopping command is active in all control Reverse modes. When terminal 35 is enabled, the drive will Acc/Dec prohibit prohibit stop in the mode defined in A1.05. Switch speed 11： DC injection braking command. Process closed control and torque loop prohibit If the setting is 11, the terminal can be used to...
  • Page 48 ON/OFF combinations of these terminals K4,K3,K2 Table 6-3 Acc/Dec time selection and K1. Refer to Group C0 to set the value of Terminal 2 Terminal1 Acc/Dec time selection Preset frequency. Acc time 1/Dec time 1 Acc time 2/Dec time 2 Table 6-2 On/Off combinations of terminals Acc time 3/Dec time 3 Frequency setting...
  • Page 49 Refer to C1.19~C1.33 to set the value of Preset close-loop reference. 37： Forward prohibit. The drive will coast to stop if the terminal activate when running forward. If the terminal activate before the drive run forward, the drive will run in 0Hz. Fig.6-17 2-wire operating mode 1 38：...
  • Page 50 Terminal Xf, Xr, Xi is the multi-function input Corresponding value terminal of X1~X6. At this time, the function of this terminal should be defined as No.1 (Forward) No.2 (Reverse) No.5 function (3-wire operation). First, Frequency set the key SB1 in normal close status to make this A 6.10 function(3-wire operation mode 2) enable.
  • Page 51 A6.13 defines the input terminal’s positive and Refer to chapter 3 for the output characteristics of negative logic Y1 that are bi-direction open-collector output Positive logic ： Terminal Xi is enabled if it is terminal and the relay’s output terminal. Table 6-6 connected to the common terminal;...
  • Page 52 voltage is lower than the low voltage limit, and the The terminal outputs the indicating signal according LED displays “P.oFF”. to the drive’s current running direction. 6： External stopping command (EXT) A6.18 Delay of relay R1 0.1～10S【0.1S】 The terminal outputs the indicating signal if the drive A6.19 -- Reserved outputs tripping signal caused by external fault...
  • Page 53 A6.24～A6.25 is a complement to the No.3 function Setting Function Range in Table 6-6. 0～Max. output Preset frequency Their functions are the same. Take A6.22 ～ A6.23 frequency for example： Preset frequency 0～Max. output When the drive’s output frequency reaches a (After Acc/Dec) frequency certain preset frequency (FDT1 level), it outputs an...
  • Page 54 All the corresponding value of pulse output Setting Function Range 0～2 times of drive’s Frequency are positive. Output current rated current 1：Center point mode 1.Shown as following figure. 0～2 times of motor’s Output current rated current 0～3 times of motor’s Output torque rated torque Output torque...

  • Page 55: Group A7

    A6.42 Keyboard 0.00～200.00%【110.00%】 potentiometer gain AI gain is used for the relationship between analog input and internal value. When increasing the AI gain, then the corresponding internal value will be increased. When decreasing the AI gain, then the corresponding internal value will be decreased. Take AI1 for example, if the input AI1 is 10V but detecting value of AI1 is 8V, increasing the AI1 gain Fig.6-32 The relationship curve between analog...

  • Page 56: Group A8

    A8.02 Fault masking selection 2 0～2222H【0000】 Increase the low-speed filter number if there is current noise when running at low speed, or decrease the low-speed filter number to enhance the system’s response. A7.04 PG disconnection detecting time 0～10s【0】 This parameter defines the continuous detecting time for disconnection fault of PG.

  • Page 57: Group B0

    In Fig. 6-33, R1, X1l, R2, X2l, Xm and I0 represent A8.06 Fault locking function selection. 0～1【0】 stator’s resistance, stator’s leakage inductance, 0：Disable. rotor’s resistance, rotor’s leakage inductance, 1：Enable. exciting inductance and current without load respectively. The setting of b0.07 is the sum of 6.10 Group b0 stator’s leakage inductance and rotor’s inductance.
  • Page 58 should input the values on the motor’s nameplate will be detected and written into b0.06、 b0.07 and correctly (b0.00~b0.05), then input b0.08 automatically. calculated values (b0.06~b0.10). Be sure to set the 2： Rotating auto-tuning parameters correctly. Values on the motor’s nameplate must be input 6.

  • Page 59: Group B1

    6.11 Group b1 can be defined by connecting 3 points of (V1,F1), (V2,F2) and (V3, F3), to adapt to special load b1.00 V/F curve setting 0～3【0】 characteristics. b1.01 V/F frequency value Default V/F curve set by factory is a direct line as b1.03～A0.08【0.00Hz】...

  • Page 60: Group B2

    6.12 Group b2 Example 1 ： The output voltage in V/F mode is controlled by AI. b2.00 Carrier wave Set a value (not zero) to b1.09 to select an analog 2.0～15.0kHz【6kHz】 frequency input to control voltage output. This function is only valid in V/F control mode.
  • Page 61 feed the energy back to the drive, resulting in the b2.05 defines the threshold of auto current limiting. voltage rise on the drive's DC bus. If no measures It is a percentage of the drive’s rated current. taken, the drive will trip due to over voltage. b2.06 defines the decrease rate of output frequency During the deceleration, the drive detects the bus when the drive is in auto current limiting status.

  • Page 62: Group B3

    After the drive stops, its internal temperature 0： All parameters are allowed modifying; detecting program will be activated to stop the fan 1： Only A0.03 and b4.02 can be modified; or let the fan continue to run according to the 2：...

  • Page 63: Group C0

    6.16 Group C1 It is used to calculate the display value of rotary speed in LED. Process close-loop control Display value=Operating speed*b4.07 The process closed-loop control type of FV20 is b4.08~b4.15 Reserved Reserved analog close-loop control. Fig.6-40 shows the typical wiring of analog close-loop control. 6.15 Group C0 C0.00 Preset Lower limit of frequency~...
  • Page 64 Fig.6-41 Principle diagram of process close-loop control There are two features of internal close-loop of C1.00 Close-loop control function 0、1【0】 FV20： 0：Disable. The relationship between reference and feedback 1：Enable. can be defined by C1.05～C1.08 For example： In Fig.6-40, if the reference is analog C1.01 Reference channel selection 0～3【1】...
  • Page 65 The regulation relationship between C1.05,C1.07(in control system. The bigger the Ki, the faster the Fig.6-41) and reference is shown in Fig.6-43.When response, but oscillation may easily occur if Ki is too the analog input 6V,if C1.05 ＝ 0 ％ and C1.07 ＝ big.
  • Page 66 It is recommended to disable the integral regulation reference 11 for the system that requires fast response. C1.30 Preset close-loop －10.00～10.00V【0.00V】 reference 12 C1.17 Preset close-loop 0.00～1000.0Hz C1.31 Preset close-loop frequency 【0.00Hz】 －10.00～10.00V【0.00V】 reference 13 C1.18 Holding time of 0.0～3600.0s【0.0s】 C1.32 Preset close-loop Preset close-loop frequency －10.00～10.00V【0.00V】...

  • Page 67: Group C2

    Fig.6-46 Sleep Function The unit’s place of LED ： PLC function running 6.17 Group C2 mode 0： No function. Simple PLC function Simple PLC function is invalid. Simple PLC function is used to run different frequency and direction in different time auto- 1：...
  • Page 68 Fig.6-50 Start mode 1 of PLC function 2. Start from the step, frequency before stop (or alarm) If the drive stop while it was running(Caused by stop command or fault),it will record the operating time of current step and also record the operating frequency, then when it restart, it will return to the operating frequency before stop and continue the left operating time, as shown in Fig.6-51.

  • Page 69: Group C3

    selector C2.06 Step 3 operating time 0.0~6500.0【20.0】 C2.07 Step 4 setting mode 0~323H【0000】 selector C2.08 Step 4 operating time 0.0~6500.0【20.0】 C2.09 Step 5 setting mode 0~323H【0000】 selector C2.10 Step 5 operating time 0.0~6500.0【20.0】 C2.11 Step 6 setting mode 0~323H【0000】 selector C2.12 Step 6 operating time 0.0~6500.0【20.0】...
  • Page 70 other industries and occasions requiring traverse and winding. The typical work is shown in Fig. 6-56. Fig. 6-57 Swing Frequency Operation C3.02 Swing frequency 0.00HZ~Upper limit preset frequency frequency【0.00HZ】 C3.03 Swing frequency 0.0~3600.0S【0.0S】 preset frequency waiting time C3.02 It is used to set the running frequency before the swing frequency running state.

  • Page 71: Group D0

    6.19 Group d0 This parameter is used to monitor the percentage of drive’s output power that corresponding to the The parameters of Group d0 are used to monitor motor’s rated power. some states of drives and motors. d0.10 Motor －300.00～300.00Hz 【 0.00】 d0.00 Main reference estimated frequency －300.0～300.0Hz【0.00】...

  • Page 72: Group D1

    d0.29 Temperature of This parameter is used to display the status of X1～ 0.0～150.0℃【0.0】 heatsink 2 X6.0 indicates OFF status,1 indicates ON status. Temperature of heatsink 1 is the temperature of d0.15 Output terminals status 0～1FH【0】 IGBT modules. Different IGBT modules have different over-temperature threshold.

  • Page 73: Group D2

    FV20 support 50 kinds of protection alarm and can number record the latest three fault code (d1.00, d1.05, This group of parameters can’t be changed by user. d1.06) voltage, current, operation d2.03 Load type selection 0~9【0】 frequency and operation status of the latest fault. Fault record 1 is the latest fault record.

  • Page 74: Chapter 7 Troubleshooting

    Chapter 7 Troubleshooting Table 7-1 list the possible faults of FV20, the fault code varies from E001 to E050. Once a fault occurs, you may check it against the table and record the detailed phenomena before seeking service from your supplier. Table 7-1 Faults and actions Error code Error catagory...
  • Page 75 Table 7-2 Abnormal phenomena and handling methods Phenomena Conditions Possible reasons of fault Actions In stopping status, first press ENTER and hold on, then press ∨ 3 times continuously to Panel is locked up unlock the panel No response Part of the keys or Power-on the drive after it shuts down of operation all the keys are...
  • Page 76 Phenomena Conditions Possible reasons of fault Actions “P.oFF” is reported Since the transistor or contactor when the Transistor or is disconnected, the bus voltage drive begin contactor Run the drive until the transistor or drops at heavy load, therefore, to run disconnected and contactor is connected.

  • Page 77: Chapter 8 Maintenance

    Chapter 8 Maintenance Many factors such as ambient temperature, humidity, dust, vibration, internal component aging, wear and tear will give rise to the occurrence of potential faults. Therefore, it is necessary to conduct routine maintenance to the drives. Notes： As safety precautions, before carrying out check and maintenance of the drive, please ensure that ： The drive has been switched off;...

  • Page 78: Replacing Wearing Parts

    5. Clean the dust on PCBs and air ducts with a vacuum cleaner; 6. For drives that have been stored for a long time, it must be powered on every 2 years. When supplying AC power to the drive, use a voltage regulator to raise the input voltage to rated input voltage gradually. The drive should be powered for 5 hours without load.

  • Page 79: Chapter 9 List Of Parameters

    Chapter 9 List of Parameters FV20 series VFD’s parameters are organized in groups. Each group has several parameters that are identified by “Group No.+ Function Code. There are AX,YZ letters in other content in this manual, it indicate the YZ function code in group X. For example,“A6.08” belongs to group A6 and its function code is 8.
  • Page 80 Function Factory Setting Name Descriptions Unit Modif. code setting range A0.03 Set the operating A0.11~A0.10 0.01Hz 50.00 ○ 0~30000 frequency in digital mode A0.04 Methods of inputting 0：Panel control ○ operating commands 1：Terminal control 2：Communication control A0.05 Set running 0：Forward ○...
  • Page 81 Function Factory Setting Name Descriptions Unit Modif. code setting range A1.07 Injection braking 0.00~10.00s 0.01s 0.00s ○ 0~1000 waiting time at stop A1.08 DC injection braking 0.0%~100.0% drive’s rated 0.1% 0.0% ○ 0~1000 current at stop current A1.09 DC injection braking 0.0（No action）...
  • Page 82 Function Factory Setting Name Descriptions Unit Modif. code setting range Ten’s place of LED： 0：Hold reference frequency at stop 1：Clear reference frequency at stop Hundred’s place of LED： 0： UP/DN integral time valid 1： UP/DN speed value A2.04 Jog operating 0.10~50.00Hz 0.01Hz 5.00...
  • Page 83 Function Factory Setting Name Descriptions Unit Modif. code setting range A3.03 Min reference of 0.0%~A3.01 0.01% 0.00% ○ 0~11000 curve 1 A3.04 Actual value The same as A3.02 0.01% 0.00% ○ 0~10000 corresponding to the Min reference of curve 1 A3.05 Max reference of A3.07~110.00%...
  • Page 84 Function Factory Setting Name Descriptions Unit Modif. code setting range A3.19 Min reference of 0.0%~A3.17 0.01% 0.00% ○ 0~11000 curve 4 A3.20 Actual value The same as A3.02 0.01% 0.00% ○ 0~10000 Corresponding to the Min reference of curve 4 A3.21 Characteristic LED unit’s place：Characteristic...
  • Page 85 Function Factory Setting Name Descriptions Unit Modif. code setting range A4.22 A4.22 Switch 0.00~300.00Hz【000.00】 0.01Hz 0.00Hz × 0~30000 frequency for Acc/Dec time 2 is selected when Acc/Dec time 1 and output frequency is less than A4.22 Acc/Dec time 2. A4.23~ Reserved A4.25 Group A5：Control parameters...
  • Page 86 Function Factory Setting Name Descriptions Unit Modif. code setting range 4：Reverse jog operation 5：3-wire operation control 6：External RESET signal input 7：External fault signal input 8：External interrupt signal input 9：Drive operation prohibit 10：External stop command 11：DC injection braking command 12：Coast to stop 13：Frequency ramp up (UP) 14：Frequency ramp down (DN) 15：Switch to panel control...
  • Page 87 Function Factory Setting Name Descriptions Unit Modif. code setting range 42：Main frequency switch to digital setting 43：PLC pause 44：PLC prohibit 45：PLC stop memory clear 46：Swing input 47：Swing reset Others：Reserved A6.08 Terminal filter 0~500ms ○ 0~500 A6.09 Terminal control 0：2-wire operating mode 1 ×...
  • Page 88 Function Factory Setting Name Descriptions Unit Modif. code setting range 10： Terminal X1 (Reserved) 11： Terminal X2(Reserved) 12： PLC running step complete signal 13： PLC running cycle complete signal 14： Swing limit 15： Drive ready (RDY) 16： Drive fault 17： Switching signal of host 18：...
  • Page 89 Function Factory Setting Name Descriptions Unit Modif. code setting range 1：frequency arriving signal(FAR) 2： frequency detection threshold (FDT1) 3： frequency detection threshold (FDT2) 4：overload signal(OL) 5：low voltage signal(LU) 6：external fault signal(EXT) 7：frequency high limit(FHL) 8：frequency low limit(FLL) 9：zero-speed running 10：Terminal X1(Reserved) 11：Terminal X2(Reserved) 12：PLC running step complete signal...
  • Page 90 Function Factory Setting Name Descriptions Unit Modif. code setting range when frequency less than center point. 2： Center point mode 2.The center point is (A6.26)/2.It is negative when frequency less then center point. A6.30 Functions of 0：No function ○ 0~36 terminal AO1 1：Output frequency（0~ Max.
  • Page 91 Function Factory Setting Name Descriptions Unit Modif. code setting range A7.01 Number of pulses 1~10000 2048 ○ 1~10000 per revolution of PG A7.02 Direction of PG 0：A phase lead B phase × 1：B phase lead A phase A7.03 Encoder signal filter Unit’s place of LED：...
  • Page 92 Function Factory Setting Name Descriptions Unit Modif. code setting range A8.02 Fault masking Unit’s place of LED：Open phase × 0~22H selection 2 fault masking selection for input Ten’s place of LED：Open phase fault masking selection for output Hundred’s place of LED：fault masking selection for over limit of deviation of speed Thousand’s place of LED：fault...
  • Page 93 Function Factory Setting Name Descriptions Unit Modif. code setting range b0.09 Exciting 0.0%~2000.0% 0.1% Dependent × 0~20000 inductance %Xm on drive’s model b0.10 Current without 0.1~999.9A 0.1A Dependent × 1~9999 load I0 on drive’s model b0.11 Auto-tuning 0： Auto-tuning is disabled ×...
  • Page 94 Function Factory Setting Name Descriptions Unit Modif. code setting range b2.02 Voltage adjustment Unit’s place of LED： × 0~111H selection Over-voltage at stall Selection 0：Disable(When install brake resistor) 1：Enable Ten’s place of LED： Not stop when instantaneous stop function selection 0：Disable 1：Enable(Low voltage compensation)
  • Page 95 Function Factory Setting Name Descriptions Unit Modif. code setting range Group b3：Communication parameter b3.00 Communication Unit’s place of LED： Baud rate × 0~155H configuration selection 0：4800BPS 1：9600BPS 2：19200BPS 3：38400BPS 4：115200BPS 5：125000BPS Ten’s place of LED： Data format 0：1-8-2-N format,RTU 1：1-8-1-E format,RTU 2：1-8-1-O format, RTU 3：1-7-2-N format,ASCII 4：1-7-1-E format,ASCII...
  • Page 96 Function Factory Setting Name Descriptions Unit Modif. code setting range b4.02 Parameter 0： All parameters are allowed ○ protection modifying; 1： Only A0.03 and b4.02 can be modified; 2： Only b4.02 can be modified. b4.03 Parameter 0： parameter adjustable × initialization 1：...
  • Page 97 Function Factory Setting Name Descriptions Unit Modif. code setting range feedback mode) BIT2：Setting speed(R/MIN) (Flicking, no display at feedback mode) Note： If all the BITs are 0,the drive will display setting frequency at stop, display output frequency at operating and display bus voltage at energy feedback mode.
  • Page 98 Function Factory Setting Name Descriptions Unit Modif. code setting range C1.03 Digital setting of -10.00V~10.00V 0.01 0.00 ○ 0~2000 reference C1.04 Close-loop speed 0~39000rpm 1rpm ○ 0~39000 reference C1.05 Min reference 0.0%~(C1.07) 0.1% 0.0％ ○ 0~1000 (Ratio of Min reference to base value of 10V/20mA)) C1.06 Feedback value...
  • Page 99 Function Factory Setting Name Descriptions Unit Modif. code setting range C1.25 Preset close-loop -10.00V ~10.00V 0.01V 0.00V ○ 0~2000 reference 7 C1.26 Preset close-loop -10.00V ~10.00V 0.01V 0.00V ○ 0~2000 reference 8 C1.27 Preset close-loop -10.00V ~10.00V 0.01V 0.00V ○ 0~2000 reference 9 C1.28...
  • Page 100 Function Factory Setting Name Descriptions Unit Modif. code setting range 0： Second 1： Minute C2.01 Step 1 setting Unit’s of LED： ○ 0~323H 0： Multiple frequency N(N： corresponding to current step) 1： Defined by A0.02 2： Multiple closed-loop reference N (N：corresponding to current step) 3：...
  • Page 101 Function Factory Setting Name Descriptions Unit Modif. code setting range C2.21 Step 11 setting ○ 0~323H Same as C2.01 C2.22 Step 11 operating 20.0 ○ 0.0~6500.0 0~65000 time C2.23 Step 12 setting ○ 0~323H Same as C2.01 C2.24 Step 12 operating 20.0 ○...
  • Page 102 Function Factory Setting Name Descriptions Unit Modif. code setting range d0.03 Frequency after -300.00~300.00Hz 0.01Hz 0.00 0~60000 Acc/Dec d0.04 Output frequency -300.00~300.00Hz 0.01Hz 0.00 0~60000 d0.05 Output voltage 0~480V 0~480 d0.06 Output current 0.0~3Ie 0.1A 0~65535 d0.07 Torque current -300.0~+300.0% 0.1% 0.0% 0~6000...
  • Page 103 Function Factory Setting Name Descriptions Unit Modif. code setting range d0.22 AO1 output 0.0~100.0% 0.1% 0.0% 0~1000 (Ratio of the full range) d0.23 AO2 output 0.0~100.0% 0.1% 0.0％ 0~1000 (Ratio of the full range) d0.24 Process close-loop -100.0~100.0% 0.1% 0.0% 0~2000 reference (Ratio of the full range)
  • Page 104 Function Factory Setting Name Descriptions Unit Modif. code setting range 6：Over voltage in constant-speed operating process (E006) 7：Drive’s control power supply over voltage (E007) 8：Input phase loss (E008) 9：Output phase failure (E009) 10： Protections of IGBT act (E010) 11：IGBT module’s heatsink overheat (E011) 12：Rectifier’s heatsink overheat (E012)
  • Page 105 Function Factory Setting Name Descriptions Unit Modif. code setting range Group d2： Product Identity Parameters d2.00 Serial number 0~FFFF 0~65535 d2.01 Software version 0.00~99.99 1.00 0~9999 number d2.02 Custom-made 0~9999 0~9999 version number d2.03 Load type selection 0： Heavy load G; 1：...

  • Page 106: Chapter 10 Communication Protocol

    Chapter 10 Communication Protocol 10.1 Networking Mode According to the following pic 10-1, there are two networking modes： Single master and multi-slave, Single master and single slave. Pic 10-1 10.2 Interfaces RS485 or RS232： asynchronous, semi-duplex Default： 8-N-1, 9600bps, RTU. See Group b3 for parameter settings. 10.3 Communication Modes 1).

  • Page 107: Rtu Mode

    Modbus use “Big Endian” of encoder mode,which means sending data with high byte in front and low byte behind. 1). RTU mode In RTU mode,there must be a idle of at least 3.5 characters between two frames.It use CRC-16 for data check.

  • Page 108: Protocol Function

    10.5 Protocol Function The main functions of Modbus are read and write parameters.Different function codes need different operation request.The modbus protocol of VFD support the operations in the following table. Function code Meaning Read parameters of VFD,including function code parameters,control parameters and status 0x03 parameters.
  • Page 109 Register Parameter Name Saved after Note powered off 0X3200 Control word 1 0x3201 Main setting The main setting frequency： In the common operation mode, the channel of main setting is serial communication, it tack effects if the bit8 of control word 1 is set on. Whether it saves or not depends on the setting in A2.03 0x3202 Operation frequency setting...
  • Page 110 Value Function Note bit7 Host computer control Selection bit of host computer control word 1 word 1 enable Host computer control word 1 disable bit8 Main reference enable Selection bit of main reference Main reference disable bit9 Fault reset enable Selection bit of fault reset Fault reset disable bit15~...
  • Page 111 Register address Parameters name Note 0x330B Analog close-loop feedback 0x330C Bus voltage 0x330D External counter Not support 0x330E Output torque 0x330F Digital input/output terminal status bit0～bit6：X1～X6； bit10～bit12：Y1/Y2/RO1。 0x3310 Actual length Not support 0x3311 Operating frequency after compensation Not support 0x3312 The first operating fault 0x3313 The second operating fault...
  • Page 112 Value Function Note bit2 Reach main reference Not reach main reference bit3 Serial port control enable Serial port control disable bit4 Serial port setting enable Serial port setting disable bit5~bit6 Reserved bit7 Alarm When this bit is 0,the bit15~8 of control word 1show the status.If bit15~8 are 0,means normal.

  • Page 113: Some Instructions

    Value Function Note bit8 Over-current limiting bit9 DC over-voltage limiting bit10 Torque limiting bit11 Speed limiting bit12 VFD failure bit13 Speed control bit14 Torque control bit15 Position control 10.7 Some instructions 1．For function code 0x10 and 0x43,when rewrite multiple continous function codes,if any one of the function codes is invalid for write operation,then it will return error information and all of the parameters can’t be rewritten.When rewrite multiple continuous control parameters,if any one of the parameters is invalid for write operation, then it will return error information and this parameter and others behind can’t be rewritten,but...

  • Page 114: Application Example

    3）User password can’t be set,change or cancel by host computer,it can only operated by keypad. To A0.00 of write operation, only effective in two situations： one is in the password decryption; Second,write 0 is in the situation of no password.It will return invalid operation information in other situations. 4）The operation of host computer and keypad to user password is independent.
  • Page 115 No.5 VFD stop jogging. Data frame Address Function code Register address Register content Checksum Request 0x05 0x06 0x3200 0x00C0 0x86A6 Response 0x05 0x06 0x3200 0x00C0 0x86A6 No.5 VFD reset fault： Data frame Address Function code Register address Register content Checksum Request 0x05 0x06...

  • Page 116: Chapter 11 Basic Adjustment Guide

    Chapter 11 Basic adjustment guide 11.1 Motor parameter self-tuning Before the motor is self-tuning, please connect the inverter power cable, inverter and motor cable according to the requirements of the manual, and then follow the steps below to make the motor self-tuning. Set b0.00 motor rated power according to the actual motor nameplate；...

  • Page 117: Multi-Speed Operation

    2. Inverter wiring diagram： 11.3 Multi-speed operation Assume that a frequency converter needs to adopt the terminal starting mode, and needs to operate at three different frequencies of 10HZ, 30HZ, and 50HZ. The three frequency switching modes are operated by the X terminal of the inverter.Firstly, according to the actual motor on site, according to the motor parameters on the motor nameplate, correctly set to the parameters of the b0 group of the inverter, and make the corresponding self-learning, and then set the following parameters.

  • Page 118: Communication Mode Controls The Inverter

    2. Inverter wiring diagram： 11.4 Communication mode controls the inverter In some applications, the communication method is used to control the inverter, and the Kinco inverter supports the Modbus protocol communication RTU mode. Communication mode control inverter start and stop and frequency parameter settings are as follows:...

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