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SPEECON 7300PA series Instruction Manual

Variable torque inverter with energy saving control
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VARIABLE TORQUE INVERTER WITH ENERGY SAVING CONTROL
Please hand this manual to the end-users. It will be of
great help for their daily operation, maintenance,
inspection and troubleshooting.
INVERTER
7300PA
INSTRUCTION MANUAL
220V Class
440V Class
3Φ 25~125HP
3Φ 25~500HP
4H358D0130001

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  • Page 1 4H358D0130001 VARIABLE TORQUE INVERTER WITH ENERGY SAVING CONTROL INVERTER 7300PA INSTRUCTION MANUAL 220V Class 3Φ 25~125HP 440V Class 3Φ 25~500HP Please hand this manual to the end-users. It will be of great help for their daily operation, maintenance, inspection and troubleshooting.
  • Page 2 BEFORE INSTALLATION & USE 1. Ensure nameplate data corresponds with your requirements. 2. Ensure the apparatus is undamaged. WARNING The following safety precautions must be observed: 1. Electric apparatus and electricity can cause serious or fatal injury if the apparatus improperly installed, operated...
  • Page 3 CAUTION AND WARNING: WARNING Do not change the wiring while power is applied to the circuit. After turning OFF the main circuit supply, do not touch circuit components until CHARGE LED is extinguished. Never connect power circuit output U (T1), V (T2), W (T3) to AC power supply. When the retry function (Cn-36) is selected, motor may restart suddenly after being stopped by momentary power loss.

  • Page 4: Table Of Contents

    CONTENTS PART I INSTALLATION MANUAL Pages 1. GENERAL ..........................5 1.1 SAFE OPERATION NOTES ....................5 1.2 PRODUCT CHANGES ......................5 2. RECEIVING..........................6 3. INSTALLATION........................7 3.1 MOUNTING SPACE ......................7 3.2 LOCATION.........................8 4. WIRING...........................9 4.1 NOTES ON WIRING TO PERIPHERAL UNITS .............9 4.2 CONNECTION DIAGRAM.....................10 4.3 TERMINAL FUNCTION ....................11 4.3.1 MAIN CIRCUIT TERMINALS ................11 4.3.2 CONTROL CIRCUIT TERMINALS ..............11...
  • Page 5 PART II OPERATION MANUAL Pages 1. DESCRIPTION OF USING 7300PA...................34 1.1 Using LCD (OR LED) digital operator................34 1.2 DRIVE mode and PRGM mode displayed contents ............36 1.3 Parameter description......................37 1.4 Sample example of using LCD digital operator..............38 2. SETTING USER CONSTANT ....................40 2.1 Frequency Command An-□□...

  • Page 6: Part I Installation Manual

    PART I INSTALLATION MANUAL －4－...

  • Page 7: General

    1. GENERAL 1.1 SAFE OPERATION NOTES Read this installation manual thoroughly before installation, operation, maintenance or inspection of the inverter. Only authorized personnel should be permitted to perform maintenance, inspections or parts replacement. In this manual, notes for safe operation are classified as: "WARNING"...

  • Page 8: Receiving

    2. RECEIVING CAUTION This 7300PA has been put through demanding tests at the factory before shipment. After unpacking, check the followings. Verify the received product with the purchase order sheet (invoice) and/or packing list. Transit damage. If any part of 7300PA is damaged or lost, immediately notify the shipper. ■...

  • Page 9: Installation

    3. INSTALLATION CAUTION Never move, lift or handle the 7300PA cabinet by the front cover. Lift the cabinet from the bottom. Do not drop the inverter. 3.1 MOUNTING SPACE Install 7300PA vertically and allow sufficient space for effective cooling as shown in Fig. 1. 1.18in(30mm) 1.18in(30mm) OR MORE...

  • Page 10: Location

    3.2 LOCATION Location of the equipment is important to achieve proper performance and normal operating life. The 7300PA should be installed in areas where the following conditions exist: Protected from rain or moisture. Protected from direct sunlight. Protected from corrosive gases or liquids. Free from airborne dust or metallic particles.

  • Page 11: Wiring

    4. WIRING 4.1 NOTES ON WIRING TO PERIPHERAL UNITS Power Supply MCCB (molded case circuit breaker) Please refer to Table 1. for MCCB selection. Do not use a circuit breaker for start/stop operation. When a ground fault interrupter is used, select the one with MCCB no influence for high frequency.

  • Page 12: Connection Diagram

    4.2 CONNECTION DIAGRAM The following diagram shows interconnection of the main circuit and control circuit. With the digital operator, the motor can be operated by wiring the main circuit only. (Terminal Symbols: ◎ indicates main circuit; ○ indicates control circuit). MCCB ACL* ○...

  • Page 13: Terminal Function

    4.3 TERMINAL FUNCTION 4.3.1 MAIN CIRCUIT TERMINALS Table 1. Main Circuit Terminals Terminals Terminal Function R / L1 S / L2 Main Circuit Input Power Supply T / L3 U / T1 Inverter Output V / T2 W / T3 ○...

  • Page 14: Main Circuit Schematic

    4.3.3 MAIN CIRCUIT SCHEMATIC 1. 220V：25HP 2. 220V：30HP 440V：25HP, 30HP 440V：40HP, 50HP, 60HP ○ ○ R(L1) R(L1) U(T1) U(T1) S(L2) S(L2) V(T2) V(T2) T(L3) T(L3) W(T3) W(T3) ○ ○ CONTROL CONTROL CIRCUITS CIRCUITS 3. 220V：40HP, 50HP 4. 220V：60HP, 75HP, 100HP, 125HP 440V：75HP, 100HP ○...

  • Page 15: Wiring Parts

    4.4 WIRING PARTS 4.4.1 RECOMMENDED WIRING PARTS Be sure to connect MCCBs between power supply and 7300PA input terminals L1 (R), L2 (S), L3 (T). Recommended MCCBs are listed in Table 3. When a ground fault interrupter is used, select the one with no influence for high frequency. The current setting should be 200mA or over and operating time, 0.1 second or over to prevent malfunction.
  • Page 16 (b) 440V SERIES Cable Size - mm (AWG) Max. Applicable Molded-Case Magnetic Motor Output Circuit Breaker Contactor [Note Power Cable Ground Cable E Control Cable HP (KW) [Note 4] [Note 2] [Note 3] [Note 1] 0.5〜2 TO-100S 25(18.5) C-50L (75A) (20-14) 0.5〜2 TO-100S...

  • Page 17: Cautions For Wiring

    4.4.2 CAUTIONS FOR WIRING CAUTION The external interconnection wiring must be performed with the following procedures. After completing 7300PA interconnections, be sure to check that connections are correct. Never use control circuit buzzer check. (A) MAIN CIRCUIT INPUT/OUTPUT (1) Phase rotation of input terminals L1 (R), L2 (S), L3 (T) is available in either direction. (Clockwise and counterclockwise).
  • Page 18 (B) GROUNDING (PE: Protective Earth) Ground the 7300PA through ground terminal E (PE). (1) Ground resistance should be 100 ohms or less. (2) Never ground 7300PA in common with welding machines, motors, and other large-current electrical equipment, or ground pole. Run the ground lead in separate conduit from leads for large-current electrical equipment.

  • Page 19: Test Operation

    5. TEST OPERATION To assure safety, prior to test operation, disconnect the coupling or belt which connects the motor with the machine so that motor operation is isolated. If an operation must be performed while the motor is directly connected to the machine, use great care to avoid any possible hazardous condition.

  • Page 20: Maintenance

    6. MAINTENANCE 6.1 PERIODIC INSPECTION The 7300PA requires very few routine checks. It will function longer if it is kept clean, cool and dry. Observe precautions listed in "Location". Check for tightness of electrical connections, discoloration or other signs of overheating. Use Table 4 as your inspection guide.

  • Page 21: Spare Parts

    6.2 SPARE PARTS As insurance against costly downtime, it is strongly recommended that renewal parts be kept on hand in accordance with the table below. When ordering renewal parts, please specify to your local distributor or TECO representative the following information: Part Name, Part Code No. and Quantity. Table 5 Spare Parts for 220V Class INVERTER &...
  • Page 22 Table 6 Spare Parts for 440V Class INVERTER & PART NAME Control PC Board* Power Board Main Circuit Transistor Main Circuit Diode Cooling Fan SPEC MODEL 7MBP075RA120 DF75LA160 AFB0824SH CODE 4P101C0070008 3P106C06500C1 277831538 277192195 3H300D2370006 MODEL 7MBP075RA120 DF75LA160 AFB0824SH CODE 4P101C0070008 3P106C06500C1 277831538...

  • Page 23: Specifications

    7. SPECIFICATIONS Basic Specifications 230V CLASS INVERTER (HP) MAX. APPLICABLE MOTOR OUTPUT HP (KW)*1 (18.5) (22) (30) (37) (45) (55) (75) (90) Inverter Capacity 27.4 (KVA) Rated Output Output Current (A) Characteristics Max. Output 3-Phase, 200/208/220/230V Frequency (Proportional to input voltage) Rated Output Up to 180Hz available Frequency...
  • Page 24 CHARACTERISTICS Control Method Sine wave PWM Frequency Control Range 0.1 to 180Hz +14 to 104℉ 77 ± 18℉ Frequency Accuracy Digital command: 0.01% -10 to 40℃ Analog command: 0.1% 25 ± 10℃ Frequency Setting Resolution Digital operator reference: 0.01Hz Analog reference: 0.06Hz/60Hz Output Frequency Resolution 0.01Hz (1/30000) Overload Capacity...

  • Page 25: Dimensions

    8. DIMENSIONS Table 7 Dimension and Weight Inverter Open Chassis Type (IP00) mm Enclosed Type (NEMA1) mm Voltage Weight Weight Reference ACL/DCL Capacity (Kg) (Kg) Figure W1 H1 W1 H1 (HP) External ACL 265 360 225 245 340 M6 245 340 M6 (option) DCL Built-in 283.5 525...
  • Page 26 (b) 220V：30HP〜125HP 440V：40HP〜300HP （Open Chassis Type －IP00） (Wall-mounted Type－NEMA1） (c) 440V：350HP （Open Chassis Type －IP00） (Wall-mounted Type－NEMA1) －24－...
  • Page 27 (d) 440V：400HP, 500HP （Open Chassis Type －IP00） (Wall-mounted Type－NEMA1) －25－...

  • Page 28: Peripheral And Options

    9. PERIPHERAL AND OPTIONS 9.1 AC REACTOR When power capacity is significantly large compared to inverter capacity, or when the power factor needs to be improved, externally connect an AC reactor. 7300PA 220V 30 ~ 125HP and 440V 40 ~300HP have built-in DC reactor as standard. (When the power factor needs to be improved, externally connect an AC reactor).

  • Page 29: Noise Filter

    9.2 NOISE FILTER 9.2.1 INPUT NOISE FILTER When input noise filter is installed as indicated, the 7300PA will comply with the EN50081-2 (1994) noise interference suppression directive. Input Noise Filter MCCB U/T1 R/L1 S/L2 V/T2 T/L3 W/T3 Input Noise Filter Connection Example Table 9 Input Noise Filter Inverter Input Noise Filter...

  • Page 30: Emi Suppression Zero Core

    9.2.2 EMI SUPPRESSION ZERO CORE Model: JUNFOC046S - - - - - - - Code No.: 4H000D0250001 According to the required power rating and wire size, select the matched ferrite core to suppress the zero sequence EMI filter. The ferrite core can attenuate the frequency response at high frequency range (from 100KHz to 50MHz, as shown below).

  • Page 31: Braking Resistor And Braking Unit

    9.3 BRAKING RESISTOR AND BRAKING UNIT The braking transistor of 220V 25HP and 440V 25HP, 30HP was built-in as standard, the braking resistor can be connected to main circuit terminals B2 and ○ directly. The others ＋ without built-in braking transistor need to connect braking unit with braking resistor externally.

  • Page 32: Others

    9.4 OTHERS 9.4.1 DIGITAL OPERATOR WITH EXTENSION WIRE Used for the operation of LCD (or LED) digital operator or monitor when removed from the front of inverter unit. DRIVE FWD REV REMOTE DIGITAL OPERATOR JNEP-31 7300PA PRGM DSPL DRIVE EDIT ENTER FW D RESET...

  • Page 33: Analog Operator

    9.4.2 ANALOG OPERATOR All 7300PA have the LCD (or LED) digital operator. Moreover, an analog operator as JNEP-16 (shown in fig. 7) is also available and can be connected through wire as a portable operator. The wiring diagram is shown below. BREAKER ○...

  • Page 34: Communication Option Card

    9.4.5 RS-485 COMMUNICATION OPTION CARD Name Code NO. Function Reference MODBUS protocol communication optional card Communication method: Asynchronous PA-M 4P502C0050006 4H358D0150002 Communication speed: 19.2Kbps (max.) Interface: RS-485, RS-422 PROFIBUS protocol communication optional card Communication method: Asynchronous PA-P 4P502C0060001 4H358D0170003 Communication speed: depend Interface: RS-485 The RS-485 Communication option card can be mounted on the upper side of control board CN2 connector.

  • Page 35: Part Ii Operation Manual

    PART II OPERATION MANUAL －33－...

  • Page 36: Description Of Using 7300Pa

    1. DESCRIPTION OF USING 7300PA 1.1 Using LCD (or LED) digital operator 7300PA are standard with LCD digital operator JNEP-32. Moreover, an LED digital operator JNEP-33 is also available. Three two digital operator have the same operation functions except the LCD and 7-segments LED display difference. The LCD and LED digital operator has 2 modes: DRIVE mode and PRGM mode.
  • Page 37 Table 11 Key’s functions Name Function Switches between operation (PRGM) and operation PRGM PRGM/DRIVE key DRIVE (DRIVE). DSPL key Display operation status DSPL Enable jog operation from digital operator in operation JOG or L/R key (DRIVE).L/R (Local/Remote)key function set by Sn-05. (L/R) FWD/REV key Select the rotation direction from digital operator.

  • Page 38: Drive Mode And Prgm Mode Displayed Contents

    1.2 DRIVE mode and PRGM mode displayed contents Power on PRGM PRGM mode DRIVE mode DRIVE DSPL DSPL Frequency reference An-□□ monitor／set When faults DSPL Occurred before DSPL power supply Output Frequency was turned off Bn-□□ monitor／set Output Current DSPL Sn-□□...

  • Page 39: Parameter Description

    1.3 Parameter description The 7300PA has 4 groups of user parameters: Parameters Description An-□□ Frequency command Bn-□□ Parameter settings can be changed during running Sn-□□ System parameter settings (can be changes only after stop) Cn-□□ Control parameter settings (can be changed only after stop) The parameter setting of Sn-03 (operation status) will determine if the setting value of different parameter groups are allowed to be changed or only to be monitored, as shown below:...

  • Page 40: Sample Example Of Using Lcd Digital Operator

    1.4 Sample example of using LCD digital operator Note： Before operation: Control parameter Cn-01 value must be set as the input AC voltage value. For example, Cn-01=380 if AC input voltage is 380. This sample example will explain the operating of 7300PA according to the following time chart.
  • Page 41 Digital Operator Description Key Sequence Remarks Display (continued) DRIVE PRGM Freq. Cmd. 00.00Hz Select DRIVE m DRIVE TECO FWD JOG Select output frequency Freq. Cmd. .0 Hz DSPL TECO displayed Select direction of rotation (When power on, initially defaulted FWD) O/P Freq.

  • Page 42: Setting User Constant

    2. SETTING USER CONSTANT 2.1 Frequency command (in Multi-speed operation) A n - □ □ Under the DRIVE mode, the user can monitor the parameters and set their values. Parameter Setting Factory Ref. Name LCD Display (English) Setting Range Unit Setting Page An-01=000.00Hz...

  • Page 43: Parameters Can Be Changed During Running Bn

    2.2 Parameters Can Be Changed during Running B n - □ □ Under the DRIVE mode, the Parameter group can be monitored and set by the users. Parameter Setting Factory Ref. Function Name LCD Display (English) Setting Range Unit Setting Page Bn-01=0010.0s Bn-01...
  • Page 44 Parameter Setting Factory Ref. Function Name LCD Display (English) Setting Range Unit Setting Page Bn-21=0.000 PID Detected Value Bn-21 -9.999~+9.999 0.001 0.000 Display Bias PID Det. DSPL Bias Display Bn-22=0.000 PID Detected Value unit Bn-22 0.000~9.999 0.001 0.000 Display Gain PID Det.
  • Page 45 (1) Acceleration Time 1 (Bn-01) Acceleration time 1 is enabled when the accel/decel time change command of multi-function terminal is "open", or the accel/decel time change function is not provided for the multifunction terminals. The acceleration time in which frequency reference goes from 0% to 100% is set in the units of 0.1 second.
  • Page 46 Output voltage Gain(Bn-11or Bn-12)>1.00 Gain(Bn-11or Bn-12)=1.00 Bias (Bn-08 or Bn-09)=0.0% Monitor items 100% Bias(Bn-08 or Bn-09)<0.0% Bias(Bn-08 or Bn-09)>0.0% (10) Monitor No. after Turning On Power Supply (Bn-10) Data to be monitored after turning ON power supply is selected with constant No. in the form of Un-□□.
  • Page 47 (16) Differential Time D (Bn-16) Output D is obtained by multiplying variation by gain. That is, the output is obtained by multiplying the difference between the value before 7 msec of deviation and the current value by gain of (Bn-16 set value/7msec). No D operation when Bn-16= 0.00 sec.
  • Page 48 (19) PID Sleep/Wake-up Delay Time (Bn-19) This parameter enables the inverter to stop and start running the motor if the load on the motor is minimal. The time in Bn-19 starts when the output frequency (fout) drops below the frequency set in Bn-18 or when the frequency command (f ) exceeds the wake up frequency (Bn-20).
  • Page 49 ＊1. The PID sleep function is deactivation when PID control function disable (Sn-19≠09) ＊2. When the timer runs out, the inverter will stop the motor depend on the stopping method set in Sn-04. ＊3. The sleep function is not active in JOG mode. ＊4.
  • Page 50 (23) Frequency Command Upper-Bound Delay Time (Bn-23) The PA-PID option card application parameter. If the inverter output frequency after PID controlling exceeds the frequency command upper bound (the Cn-14 set value), the relay output on PA-PID card will active to increase the pump numbers when the delay time set by Bn-23 has expired.

  • Page 51: Control Parameters Cn

    2.3 Control Parameters C n - □ □ Parameter Setting Factory Ref. Function Name LCD Display (English) Setting Range Unit Setting Page Cn-01=220.0V 150〜255.0V* Cn-01 Input Voltage 0.1V 220.0V Input Voltage Cn-02=060.0Hz Max. Output 50.0〜180.0Hz Cn-02 0.1Hz 60.0Hz Frequency Max. O/P Freq. Cn-03=220.0V 0.1〜255.0V* Cn-03...
  • Page 52 Parameter Setting Factory Ref. Function Name LCD Display (English) Setting Range Unit Setting Page Cn-26=160% Overtorque Detection 30〜200% Cn-26 160% OVER- Level Over Tq. Det. Level Torque Cn-27=00.1s Overtorque Detection Detection 0.0〜25.5s Cn-27 0.1s 0.1s Time Over Tq. Det. Time Cn-28=150% Stall Prevention Level 30〜200%...
  • Page 53 Parameter LCD Display Setting Factory Ref. Function Name Setting Range (English) Unit Setting Page Cn-49=00% Tuning Operation Voltage 0〜20% Cn-49 Limit Sav. Tuning V_Limit Cn-50=01.0s Tuning Operation Control Energy- 0.1〜10.0s Cn-50 0.1s 1.0s Cycle Sav. Tuning period Saving Tuning Cn-51=00.5% Tuning Operation Volt.
  • Page 54 (1) Input voltage (Cn-01) Set inverter input voltage. (in the unit of 0.1V). (2) V/f constant (Cn-02 to Cn-08) Set inverter output frequency/voltage characteristics (V/f characteristics.) (a) Changing V/f characteristics Sn-02 = 0 to 3 : V/f characteristics determined by set value. settings of CN-02 to Cn-08 cannot be changed.
  • Page 55 (5) DC braking current (Cn-11) Set DC braking current in units of 1%. Inverter rated current is 100%. (6) DC injection braking time at stop (Cn-12) Set the duration of DC braking at stop in units of 0.1 second. When a set value is 0, DC braking is not performed, and inverter output is shut off at the start of DC braking.
  • Page 56 (10) Setting prohibit frequencies 1 to 3 (Cn-16 to Cn-18) Set a setting prohibit frequency in units of 0.1 Hz. A set value of 0.0 Hz disables this function. If the setting prohibit frequency ranges overlap, set setting prohibit frequency 1 to 3 as shown below: Cn-18 ≦...
  • Page 57 (13) Frequency agree detection level (Cn-21) Set an agreed frequency point in units of 0.1 Hz. (14) Frequency agree detection width (Cn-22) Set an agreed frequency detection width in units of 0.1 Hz. The relation with multi-function contact output are shown in the four figures below (a) , (b)and the frequency detection 1,2(Cn-32,Cn-33) in page 57 .
  • Page 58 (15) Carrier frequency upper/lower limit, proportion gain (Cn-23 to Cn-25) The relationship between output frequency and carrier frequency is determined as follows from the set values of Cn-23 to Cn-25. (a) For constant carrier frequency (set value of Cn-23): Set 0 in Cn-25 and set the same value in Cn-23 and Cn-24. (b) For carrier frequency: Carrier frequency changes according to Cn-23 to 25 set values and output frequency as shown below.
  • Page 59 OUTPUT FREQUENCY DECELERATION TIME HYSTERESIS ACCELERATION TIME DETECTION LEVEL OF STALL PREVENTION DURING RUNNING RETURN LEVEL INVERTER OUTPUT CURRENT DETECTION TIME 100ms OPERATION OF STALL PREVENTION DURING RUNNING (20) Communication fault detection time (Cn-31) Please refer to “7300PA MODBUS/PROFIBUS application manual”. (21) Frequency detection 1 level (Cn-32) When the setting value of multi-function contact output (Sn-20~22)=4, this contact is "closed"...
  • Page 60 (23) Number of auto restart attempt (Cn-36) Set the number of auto reset/restart operation. Setting of zero causes no auto reset/restart operation. Each time one of OC, OV, OL1, OL2, OL3, OH, UV1 (OC, GF, OV, rr or UV1) fault occurs, one is added to the number of auto reset/restart operation, and auto reset/restart operation is performed according to the following procedure.
  • Page 61 (25) Speed search detection level (Cn-38) When inverter output current immediately after power recovery is larger than the set value of Cn-38, speed search operation is started. When inverter output current is smaller than the set value of Cn-38, the frequency is interpreted as a speed synchronization point and acceleration or deceleration is perormed again up to a specified frequency.
  • Page 62 (30) PID integral upper bound (Cn-43) The upper limit value of value I can be set by Cn-43. To increase the control capability by integration, increase the value of Cn-43. Reduce the setting of Cn-43 if there is a risk of load damage, or of the motor going out of step, by the inverter's response when the load suddenly changes.
  • Page 63 (33) Energy-saving tuning operation (Cn-49 to Cn-52) In the energy-saving mode (Sn-09 = X1XX) the optimum voltage is calculated according to load power and the voltage is supplied to the load. However, since the setting motor constants are different depending on temperature variation or use of other manufactures’-motors, the optimum voltage is not always output.
  • Page 64 (35) Energy-saving coefficient reduction ratio (Cn-59) In order to prevent over excitation in the low frequency area, this constant reduces output voltage at low frequency. Set in the reduction ratio at 6Hz. According, to this value, output voltage is reduced with the reduction ratio (Cn-59) when output voltage of 15Hz or less is 6Hz or with the reduction ratio obtained by linear interpolation of reduction ratio (100%) at 15Hz.
  • Page 65 (37) Auto Restart Time Interval (Cn-62) Set the auto reset / restart operation time interval when the number of auto reset / restart operation is more then 2. The setting range of Cn-62 is 0~20 sec, the auto restart time interval is minimum baseblock time (Cn-40) when the setting value of Cn-62 is 0.

  • Page 66: System Parameters Sn

    2.4 System Parameters S n - □ □ Parameter LCD Display Factory Ref. Function Name Description (English) Setting Page Sn-01=29 Capacity Inverter Capacity Sn-01 Inverter Capacity Selection Setting Selection 440V 25HP Sn-02=2 V/f Curve Sn-02 V/f Curve Selection V/f pattern Selection V/f Curve 0000：Setting and reading of An-□□, Bn- □□,Cn-□□, Sn-□□...
  • Page 67 Parameter Factory Ref. Function Name LCD Display (English) Description Setting Page - - -0：Overtorque detection not enabled - - -1：Overtorque detection enabled - -0 -：Enabled only if at agreed Operation Mode frequency Sn-07=0000 Selection 4 Sn-07 0000 - -1 -：Enable during operation (except (overtorque Over Tq.
  • Page 68 Parameter LCD Display Factory Ref. Function Name Description (English) Setting Page - - -0：External fault input (terminal ○ NO-contact input - - -1：External fault input: NC-contact input - -0 -：External fault signal: always detected - -1 -：External fault signal: detected during running only Protective 00- -：External fault detected: Ramp to a...
  • Page 69 Parameter LCD Display Factory Ref. Function Name Description (English) Setting Page Sn-23=01 Inverter ststion Sn-23 Inverter address can be set as 1~31 address Inverter Address - -00：No parity - -01：Even parity parity setting RS-485 - -10：Odd parity commu- nication RS-485 - -11：not used Sn-24=0011 Function...
  • Page 70 Parameter LCD Display Factory Ref. Function Name Description (English) Setting Page 0：Relay 2 Invalid Sn-31=0 PA-PID Card Sn-31 Relay 2 Control Relay 2 Invalid 1：Relay 2 Valid 0：Relay 3 Invalid Sn-32=0 PA-PID Card Sn-32 Relay 3 Control Relay 3 Invalid 1：Relay 3 Valid 0：Relay 4 Invalid Sn-33=0...
  • Page 71 Sn-XX = □ □ □ □ 1st digit 2nd digit 3rd digit 4th digit (1) Inverter Capacity Selection (Sn-01) Inverter capacity has been preset at the factory. However, if a spare board is used, reset the inverter capacity referring to the table below. Control constant Cn- factory setting values (initial values) differ according to Sn-01 setting.
  • Page 72 Inverter Capacity Selection 440V Class Data of Sn-01 Name JNTPBG AZ - - - 0025 0030 0040 0050 0060 0075 0100 0125 0150 0175 0215 0250 0300 0350 0400 0500 Inverter rated capacity Max. applicable motor capacity HP(kW) (22) (30) (37) (45) (55)
  • Page 73 (2) V/F Curve Selection (Sn-02) V/F curve is selected by the setting of Sn-02. When V/F curve is selected, never to fail to set input voltage of the inverter to Cn-01. Sn-02=0~3：pre-set V/F curve pattern. Sn-02=0~4：V/F pattern can be set by the user through setting of Cn-02~Cn-08. Table 12 V/F curve of 220V class V／F pattern Sn-02setting...
  • Page 74 (3) Operation status (Sn-03) Passwords (Sn-03=0000 or 0101) The ability to set or read the different groups of constants is determined by Sn-03 as shown below. DRIVE mode PRGM mode Sn-03 To be set To be monitored To be set To be monitored 0000 An, Bn...
  • Page 75 (4) Operation Mode Select 1 (Sn-04) 1st digit (frequency reference select) 1st digit = 0：Reference input from control circuit terminal 13 or 14 is the master speed frequency reference. 1st digit = 1：Frequency reference 1 (An-01) is the master speed frequency reference.
  • Page 76 ＊1 Valid only when the inverter stops. (FWD run command, REV run command, and DC injection braking command are "open".) ＊2 FWD/REV run command is not accepted. ＊3 When the STOP key is depressed, processing differs as follows, depending on the setting of-the 1st digit of Sn-05.
  • Page 77 Sn-04=10 XX Full-range DC injection braking stop ○ DC injection braking time differs by the output frequency when stop command is input as shown below. CLOSED RUN COMMAND OPEN OUTPUT FREQUENCY DC INJECTION BRAKING TIME CUTOFF OF INVERTER OUTPUT (Cn-40 setting value) Cn-12×10 DC INJECTION BRAKING TIME...
  • Page 78 (5) Operation Mode Select 2 (Sn-05) 1st digit Select processing to be performed when the STOP key of the digital operator is depressed during running by control circuit terminals. 1st digit = 0：During running by signals from control circuit terminals, the STOP key from the operator is accepted.
  • Page 79 (6) Operation Mode Select 3 (Sn-06) 1st digit, 2nd digit (s-curve selection of soft starter) The S-curve characteristics of the soft starter depend on the setting of the 1st and 2nd digits as follows: 2nd digit 1st digit Contents The S-curve characteristics is 0.2 second. No S-curve characteristics The S-curve characteristics is 0.5 second.
  • Page 80 The chart at FWD/REV run change without S-curve characteristics ○ The figure below shows the time chart at FWD/REV run change during deceleration and stop. FWD RUN COMMAND REV RUN COMMAND ACCELERATION DC INJECTION DECELERATION* BRAKING TIME MIN. OUTPUT AT STOPPING FREQUENCY (Cn-12) OUTPUT...
  • Page 81 4th digit (operation select when frequency reference is missing) 4th digit = 0：Normal operation (varies with change of reference) 4th digit = 1：Operation continues with 80% frequency. When 4th digit = 1 is set, the current master speed frequency reference is compared at all times with the one occurred 0.4 second before.
  • Page 82 2nd digit 2nd digit = 0： Overtorque is detected only during agreed frequency. 2nd digit = 1：Overtorque is detected during stop or during running except for DB. 3rd digit 3rd digit = 0：When overtorque is detected, “Over Torque OL3” blinks in the digital operator and the operation continues.
  • Page 83 4th digit 3rd digit Contents Ramp to a stop by Bn-02, When RS-485 has communication error. Coasting to a stop, When RS-485 has communication error. Ramp to a stop by Bn-04, When RS-485 has communication error. Operation to continue (will stop if the key stop is pressed) (9) Operation Mode Select 6 (Sn-09) 1st, 2nd digit (Not used) 3rd digit (energy-saving function selection)
  • Page 84 When the 2nd digit of Sn-10 is 1, the output frequency decreases at the rate determined by deceleration time. For positioning application, specify "stall prevention during deceleration not provided" (2nd digit = 1) in order to obtain stopping accuracy. With large load inertia, use a braking resistor (For 440V: 25HP, 30HP and 220V: 25HP) or braking unit with braking resistor to prevent overvoltage.
  • Page 85 3rd digit (operation continued at momentary power loss) 3rd digit = 0：When momentary power loss is detected, under-voltage fault (UV1) occurs and the inverter output is shut off. 3rd digit = 1：If momentary power loss time is within momentary power loss ride-thru time (Cn-37), the operation Continues after the momentary power loss.
  • Page 86 1st digit = 0：Input Phase Loss protection function ineffective. 1st digit = 1：Input Phase Loss protection function effective. 2nd digit (Output Phase Loss Protection, OPL) The output phase loss protection function is disabled during the inverter is stop or DC injection braking or inverter output current ≦ 30% of inverter rated output current.
  • Page 87 (15) Multi-Function Contact Input Selection (Sn-15~Sn-18) Select the set values shown below for Sn-15 to -18. Terminal No Terminal 5 Terminal 6 Terminal 7 Terminal 8 Function LCD display (English) Description Value 3-wire sequence mode (00 Open: FWD run, set in Sn-15) terminal 1-run, FWD / REV RUN select 3-wire RUN Closed: REV run,...
  • Page 88 Function LCD display (English) Description Value 0C to 0F Not used Reserved － UP command UP command Closed: Output frequency increment DOWN command DOWN command Closed: Output frequency decrement Closed: Forward jog run FJOG command Forward Jog FWD LED lights. Display: 6Hz Closed: Reverse jog run RJOG command Reserved Jog...
  • Page 89 FWD/REV run select (set value = 00) ○ When 0 is set in Sn-15, the mode becomes 3-wire sequence mode. STOP 7300PA RUN COMMAND (RUNS WHEN "CLOSED") STOP COMMAND (STOPS WHEN "OPEN") FWD/REV RUN SELECT 24VG "OPEN": FWD RUN "CLOSED": REV RUN Fig.
  • Page 90 ○：Closed ×：Open －：No relation Jog Frequency Multi-step Reference Frequency Reference Reference Select × × × × Master speed frequency reference* × × × ○ Auxiliary analog reference × × × ○ Frequency reference 3 (An-03) × × ○ ○ Frequency reference 4 (An-04) ×...
  • Page 91 External baseblock (set value = 09) ○ Baseblock is performed when "open". All other operations are the same as when a set value = 8. Accel/decel speed prohibit command (set value = 0A) ○ As long as accel/decel speed prohibit command is input, accel/decel speed is prohibited and the output frequency at that time is held.
  • Page 92 The follow shows the time chart when the UP/DOWN commands are used. FWD RUN COMMAND DOWN COMMAND UPPER LIMIT SPEED LOWER LIMITE SPEED D1 H U D D1 H OUTPUT U1 H FREQUENCY = UP (accel) status = DOWN (decel) status = HOLD (constant speed) status U1 = During clamp at upper limit speed even in UP status D1 = During clamp at lower limit speed even in DOWN status...
  • Page 93 FJOG command, RJOG command (set value = 12, 13) ○ Forward and reverse jog frequency operation is enabled. Set value = 12 FJOG command: Forward run by jog frequency reference (An-09) at closed. Set value = 13 RJOG command: Reverse run by jog frequency reference (An-09) at closed.
  • Page 94 Set value= 24 H 0 1 0 0 NO-contact input Always detected. Coasting to a stop External fault 5 is input from terminal 5 The inverter operates differently as described below when Experiencing major faults or minor faults. The digits in the error display Ext. Fault 5 to 8 (EF5 to EF8) indicate the terminal numbers in which external faults 5 to 8 are set.
  • Page 95 DC injection braking command (set value = 60) ○ When DC braking command is input when the inverter stops, DC braking operation is performed. When operation signal or jog operation command is input, the DC braking operation is stopped and the operation is started. (Privileged operation) DC INJECTION BRAKING COMMAND...
  • Page 96 FWD (REV) RUN COMMAND SEARCH COMMAND AGREED SPEED MAX. FREQUENCY OR DETECTION FREQUENCY REF. VALUE WHEN SEARCH COMMAND IS INPUT OUTPUT FREQUENCY MIN. BASEBLOCK TIME VOLTAGE AT RETURN TO SPEED SEARCH THE VOLTAGE OUTPUT AT NORMAL SPEED SEARCH VOLTAGE RUNNING OPERATION Notes: 1.
  • Page 97 (16) Multi-Function Analog Input Selection (Sn-19) The settings and functions for the multi-function analog input (terminal AUX) are listed as below. Function LCD display (English) Remarks Value Used for MASTER/AUX frequency reference AUX frequency reference* Auxiliary Freq. Cmd. selection Frequency reference gain ~ Freq.
  • Page 98 Multi-function Analog Input Characteristics Sn-19 = 00 Sn-19 = 01 Sn-19 = 02 ○ ○ ○ 100% 2.00 FREQUENCY F GAIN 1.00 F BIAS 1 REF. MULTI-FUNCTION MULTI-FUNCTION MULTI-FUNCTION ANALOG INPUT ANALOG INPUT ANALOG INPUT Sn-19 = 03 Sn-19 = 04 Sn-19 = 05 ○...
  • Page 99 (17) Multi-Function Contact Output Selection (Sn-20~Sn-22) Select the set values shown below for Sn-20 to -22. Contact output for 0.1 sec. while detecting signal. Terminal No Control circuit terminal R2A-R2C (Contact output) Sn-20 Control circuit terminal D01-DCOM (Open collector output) Sn-21 Control circuit terminal R1A-R1C (Open collector output) Sn-22...
  • Page 100 Operation (set value=0) ○ The operation contact is "closed" when FWD or REV run command is input, or the inverter outputs voltage. Zero-speed (set value=1) ○ The zero-speed contact is "closed" when inverter output frequency is less than the minimum output frequency. Agreed frequency (set value=2) ○...
  • Page 101 Frequency detection (set value=4) ○ This contact is "closed" when output frequency is equal to or less than Cn-32, as shown in the figure below. Cn-22 Cn-32 OUTPUT FREQUENCY CLOSED FREQUENCY DETECTION SIGNAL Output frequency ≦ Cn-32 Cn-32: Frequency detection 1 level Cn-22: Agreed frequency detection width Frequency detection (set value=5) ○...
  • Page 102 Control command (set value=A) ○ This contact is "closed" when the control command from the keyboard is selected. Overtorque detection (set value=B) ○ This contact remains "closed" as long as the inverter is detecting overtorque. Set overtorque detection level in Cn-26 and set overtorque detection time in Cn-27. Frequency reference missing (set value=C) ○...
  • Page 103 (18) Inverter station address (Sn-23) (19) RS-485 Communication protocol setting (Sn-24) The 7300PA inverter has two RS-485 communication option card PA-M (MODBUS protocol) and PA-P (PROFIBUS protocol). These two option cards can be used for monitoring inverter status, reading the parameter setting, and changing the parameter setting to control the inverter operation.
  • Page 104 (20) LCD Language displayed selection (Sn-25) Sn-25 = 0：English Sn-25 = 1：Chinese (21) Multi-Function Analog Output A01 Function Selection (Sn-26) (22) Multi-Function Analog Output A02 Function Selection (Sn-27) The multi-function analog output A01 and A02 can be set to monitor the following 11 status items as shown below: Description Sn-26, Sn-27...
  • Page 105 (25) Pump Operation Mode Selection (Sn-30) The PA-PID option card application parameter. Set PA-PID card ineffective (Sn-30=0) when the PA-PID card is not installed. Please refer to “PA-PID instruction manual”. Sn-30=0：PA-PID card ineffective. Sn-30=1：Fixed inverter driving mode, stop all the pumps by first-run-last-stop sequence.
  • Page 106 (29) PA-PID Card Relay 5 Control (Sn-34) (30) PA-PID Card Relay 6 Control (Sn-35) (31) PA-PID Card Relay 7 Control (Sn-36) (32) PA-PID Card Relay 8 Control (Sn-37) The PA-PID option card application parameters. Please refer to “PA-PID instruction manual”. Used to control the pump ON/OFF.

  • Page 107: Monitoring Parameters Un

    2.5 Monitoring Parameters U n - □ □ Parameter LCD Display Name Unit Descriptions (English) Un-01=60.00Hz Display frequency command, the displayed Un-01 Frequency Command 0.01Hz unit is determined by Cn-20 Frequency Command Un-02=60.00Hz Display output frequency, the displayed unit Un-02 Output Frequency 0.01Hz is determined by Cn-20...
  • Page 108 Parameter LCD Display Name Unit Descriptions (English) 0：None of option card is installed 1：PA-M (MODBUS) card is installed in CN2. 2~5：Reserved Un-13=0 Un-13 Option card code None Opt. Card 6 ： PA-P (PROFIBUS) card is installed in CN2. 7：Reserved 8：PA-PID card is installed in CN2. Un-14=1.00V U phase current (IU) Un-14...

  • Page 109: Monitoring Parameters Hn

    2.6 Monitoring Parameters H n - □ □ The inverter input/output interface status can be monitored under the PRGM mode by Hn-□□ parameter. Hn-□□ parameter will toggle display with low voltage protection alarm (UV) if the UV alarm occurred. Parameter LCD Display Name Unit...
  • Page 110 Parameter LCD Display Name Unit Descriptions (English) Hn-09=10.00V Range：0.00V ~ 10.00V External Analog Hn-09 0.01V Command VIN Voltage Input Hn-10=20.0mA Range：0.0 ~ 20.0mA External Analog Hn-10 0.1mA Command AIN Current Input Hn-11=10.00V Range：0.00V ~ 10.00V Multi-Function Analog Hn-11 0.01V Input Command AUX Multi-Fun Input Hn-12=00001Hr...

  • Page 111: Order Parameters On

    2.7 Order Parameters O n - □ □ Order parameters are already set to the optimum value as initial values, adjustment is not needed in the normal status. Parameter Factory Function Name LCD Display (English) Description Setting XX0X：stored the frequency reference in the On-01=0000 HOLD status (for up/down operation) On-01...
  • Page 112 Parameter Factory Function Name LCD Display (English) Description Setting Setting range：0 ~ 65.535Ω On-17=00.308Ω Motor phase to phase On-17 0.308Ω* resistance Motor Line R Setting unit ：0.001Ω Torque Setting range：0 ~ 65535W On-18=425W Torque Compensation of Boost On-18 425W* care loss Tq.

  • Page 113: Fault Display And Troubleshooting

    3. FAULT DISPLAY AND TROUBLESHOOTING The 7300PA has protection function and warning self-diagnosis function. If a fault a occurs, the protection functions operate to shut off the inverter output and the motor coasts to a stop, at the same time, the fault contact signal (terminal R3A-R3C, R3B-R3C) is output. A).
  • Page 114 The warning and self-diagnosis functions do not operate fault contact output (except OH1 warning function) and returns to the former operation status automatically when the factor is removed. The fault display and troubleshooting are proudided as shown in the table below. Fault Contact Error causes Action to be taken...
  • Page 115 LCD display Protection function Explanation (English) Fault (Err)* Parameter Setting Error Parameter Setting Error Parameter DC bus voltage ripple △V≧input phase loss detection level (Cn-61), the Fault (IPL)* Input Phase Loss Fault Input phase loss motor coasts to stop Fault (oPL)* Output Phase Loss Fault One of the inverter output phases are lost, the motor coasts to stop.
  • Page 116 Fault Contact Error causes Action to be taken output Operation Parameter setting error One of the inverter input phases are lost 3 phases power source are unbalance. Check the inverter input power supply wiring. Operation The main circuit smooth capacitor are deteriated. Check the capacitors.
  • Page 117 B.) Warning and Self-Diagnosis Functions LCD display Protection function Explanation (English) Monitor display appears if low voltage protection conditions such as a drop (blinking) Low-voltage protection in main circuit voltage or momentary power loss occur while the inverter Alarm (UV)* main circuit voltage output is off.
  • Page 118 Fault Contact Error causes Action to be taken output Check the main circuit DC voltage in Un-xx. If the Non Operation Input voltage drop voltage is low, adjust the input voltage. Check the main circuit DC voltage in Un-xx. If the Non Operation Input voltage rise voltage is high, adjust the input voltage.
  • Page 119 LCD display Protection function Explanation (English) When an external base block signal is input, the motor coasts to a stop. (blinking) External baseblock signal When the external base block signal is removed, the inverter output is Alarm (bb)* input (Minor failure) immediately turned on at the previously set frequency.
  • Page 120 Fault Contact Error causes Action to be taken output Non Operation － － Inverter KVA setting (Sn-01) error Parameter setting range error Review the parameter setting range and Multi-function contact input setting error Non Operation conditions (Sn-15 ~ Sn-18) Improper setting of V/F characteristic (Cn-02 ~ Cn-08) Improper setting of carrier frequency (Cn-23 ~ Cn-25)

  • Page 121: Appendix

    APPENDIX A. ENERGY-SAVING CONTROL a＞ Constants related to Energy-saving Mode The table below shows the constants used in the energy-saving mode. Constants used in Energy-saving Drive Mode Parameter LCD Display Setting Factory Function Name and description Unit (English) Range Setting -0- -: Energy Saving function Operation Sn-09=0000...
  • Page 122 b＞ Energy-Saving operation procedures (1) Enter the energy-saving mode by setting the third digit of operation mode selection 5 (Sn-09) to 1. (The energy-saving mode is already set at prior to shipping.) (2) Set Cn-60 to the motor code (refer to page 119) which is determined by the motor capacity and voltage.

  • Page 123: Pid Control

    B. PID CONTROL a＞ Constants related to PID Control Mode The table below shows the constants used in the PID control mode. Constants used in PID control Mode Parameter LCD Display Factory Function Name and description Unit Setting Range (English) Setting An-01＝060.00Hz Setting of aimed value 1...
  • Page 124 b＞ How to input PID control signals For setting of aimed values, the multi-function analog input (control terminal AUX) or Constant An-01 ~ 04 can be selected. The detected feedback value can be input from control terminal VIN (0 ~ 10V voltage signal) or Control terminal AIN. (4 ~ 20mA current signal), as shown below.
  • Page 125 c＞ How to adjust The PID control function is a control system that matches a feedback value (ie., a detected value) to the aimed value. Combining P (Proportional, Bn-14), I (Integral, Bn-15), and D (Derivated, Bn-16) makes control possible even for a mechanical system with dead time.
  • Page 126 (2) Adjusting PID contant Refer to page, the block diagram of PID control selection, using the following procedure to activate PID control and then adjust it while monitoring the response. ( I ) Enable PID control function (Setting Sn-19 = 09, and if any constant Sn-15 ~ 18 setting value is 66, then none of control terminal ○...
  • Page 127 Reducing Long-cycle Oscillation If oscillation occurs with a longer cycle than the integral time I (Bn-15) setting it means that integral operation is strong. The oscillation will be reduced as the integral time I is lengthened. Response Before adjustment After adjustment Time Reducing Short-cycle Oscillation It the oscillation cycle is short and oscillation occurs with a cycle...

  • Page 128: Communication Connection Diagram

    C. RS-485 COMMUNICATION CONNECTION DIAGRAM 7300PA provide PA-M (MODBUS protocol) and PA-P (PROFIBUS-DP protocol) option card for RS-485 communication interface. The wiring diagrams of PA-M and PA-P are as below. (a) PA-M MODBUS protocol communication The PA-M option card supports the MODBUS protocol can be placed at the upper side of the control board.
  • Page 129 (b) PA-P PROFIBUS protocol communication The PA-P PROFIBUS option supports the PROFIBUS protocol. The PA-P option card can be mounted at the control board directly. 7300 PA (PA-P) PROFIBUS-DP ○ ○ Controller shield ○ 220Ω (Terminator Resistor) 7300 PA (PA-P) ○...

  • Page 130: Sink/Source Typical Connection Diagram

    D. SINK/SOURCE TYPICAL CONNECTION DIAGRAM The terminal ○ ~ ○ can be connected as SINK or SOURCE type input interface by different connection of terminal 24VG, SC and 24V. a＞ SINK MODE Internal power supply (Sinking Mode) ○ External power supply (Sinking Mode) ○...
  • Page 131 b＞ SOURCE MODE Internal power supply (Sourcing Mode) ○ External power supply (Sourcing Mode) ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ 24VG 24VG +24V IP24(+24V) IP24(+24V) External +24V ＜Note 2＞ PNP sensor (Source) used for operation signal ○...

  • Page 132: Rs-232C Serial Communications Connection Diagram

    E. RS-232C SERIAL COMMUNICATIONS CONNECTION DIAGRAM The Digital operator uses RS-232C serial communication through connector CN1 to communicate with control board. Using the CN1 port on the control board, parameters can be monitored and updated by a suitable PC programming tool. The CN1 port is an un-isolated RS-232C with baud rate 2400 bps.

  • Page 133: Notes On Application Of Motors

    ■ Vibrations Because of the high carrier modulation technique for PWM control, the 7300PA series reduces motor vibration to a level equal to running with a commercial power supply. Larger vibrations may occur under the following conditions: (1) Response at resonant frequency of the mechanical system.

  • Page 134: Peripheral Unit Notes

    G. PERIPHERAL UNIT NOTES ■ Installation and selection of molded-case circuit breaker ———————————— On the input power side, a molded case circuit breaker (MCCB) to protect inverter primary wiring should be installed. The inverter power factor (depending on power voltage, output frequency, and load) must be taken into account for selecting the MCCB. For standard selection, see page 13.

  • Page 135: Circuit Protection And Environmental Rating Notes

    H. CIRCUIT PROTECTION AND ENVIRONMENTAL RATINGS NOTES ■ Circuit Protection The maximum rms symmetrical amperes and voltage of 7300PA series are to listed as follows Device Rating Short circuit Maximum Rating (A) Voltage (V) Voltage 1.5 ~ 50 5,000 220V...
  • Page 136 (b) 440V class Inverter Cable Size Tightening Circuit Terminals Mark Terminals Rating (HP) (AWG) Torque (pound-inchs) L1, L2, L3, T1, T2, T3, B2, L1, L2, L3, T1, T2, T3, B2, L1, L2, L3, T1, T2, T3, L1, L2, L3, T1, T2, T3, L1, L2, L3, T1, T2, T3, L1, L2, L3, T1, T2, T3, L1, L2, L3, T1, T2, T3,...

  • Page 137: Inverter Heat Loss

    INVERTER HEAT LOSS 220V CLASS Inverter (HP) Inverter Capacity (KVA) 27.4 Rated Output Current (A) Switching Frequency (KHz) Fin Cooling Fan cooled Total Power Loss (W) 1086 1468 1924 2151 2452 440V CLASS Inverter (HP) 100 125 150 175 215 250 300 350 400 500 Inverter Capacity 115 144 176 203 232 259 290 393 446 558 (KVA)

  • Page 138: Drive Input Fuses

    J. DRIVE INPUT FUSES Drive input fuses are provided to disconnect the drive from power in the event that a component fails in the drive’s power circuitry . The drive’s electronic protection circuitry is designed to clear drive output short circuits and ground faults without blowing the drive input fuses .

  • Page 139: K.certification For The Inverter

    K. CERTIFICATION FOR THE INVERTER CE Mark The 7300PA drives conform to the European Union Electromagnetic Compatibility Directive, when installed according to the recommendations described in the “EMC Installation Guideline” manual. The tests were made in accordance with the following basic standards: EN55011 (2000-05) : Conducted Emission and Radiated Emission.

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