Selec VFD-S Series User Manual
  1. Manuals
  2. Brands
  3. Selec Manuals
  4. DC Drives
  5. VFD-S Series
  6. User manual

Selec VFD-S Series User Manual

Hide thumbs Also See for VFD-S Series:
Table of Contents

Advertisement

Quick Links

Download this manual
VFD-S Series

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the VFD-S Series and is the answer not in the manual?

Questions and answers

Related Manuals for Selec VFD-S Series

Summary of Contents for Selec VFD-S Series

  • Page 1 VFD-S Series...
  • Page 2 User Manual Preface We request you to keep it safety considering its importance in commissioning, inspection, and maintaining the product. In the pursuit of constant improvement, kindly note, that this manual is subject to modification without any notice.

  • Page 3: Table Of Contents

    User Manual Contents CONTENTS 1. Safety precautions 1.1 Warning 1.2 Safety guidelines 1.3 Delivery and Installation 2. Installation 2.1 Installation environment 2.2 Installation instructions and space limit 3. Wiring 3-1 Connection methods for assorted devices 3-2 Standard Wiring Diagram 3-3 Description of Terminals 3-3-1 Connection of Input Power Terminals 3-3-2 Connection of Output Power Terminals 3-3-3 Braking Resistors and Braking Unit...
  • Page 4 User Manual Contents P8- Simple PLC and multispeed options P9- Protection parameters P10- Fault history P11- Communication parameters P12- Enhanced parameters 6-2 Detailed explanation of functional parameters- P0- Basic parameters P1- Keypad parameters P2- Start and stop parameters P3- Motor parameters P4- Scalar control parameters P5- Input function parameters P6- Output function terminals...
  • Page 5 User Manual Contents List of figures and tables Figure Name Page No. Sr.No. Fig.2.1 Separation while installation Fig.3.1 Connection method for assorted devices Fig.3.2 Standard wiring diagram Fig.3.3 Eathing method Fig.4.1 Illustration of keyboard Fig.4.2 Illustration of keyboard operations Fig.6.1 Acceleration and deceleration Fig.6.2 Direct start and DC brake assisted start...

  • Page 6: Safety Precautions

    User Manual 1. Safety Precautions Read this manual carefully and follow all safety precautions before moving, installing, operating and servicing the variable frequency drive (VFD). Ignoring the safety protocol can damage the product 1.1 Warning People working on the device should take part in professional electrical and safety training, receive relevant certification and be familiar with all steps and requirements of installing, commissioning, operating and maintaining the device to avoid any hazards.

  • Page 7: Installation

    User Manual 2. Installation 2.1 Installation environment The surroundings must be free from dust, caustic/corrosive/inflammable gases/liquids. Ÿ There shouldn’t be any conductive particulates in the surrounding air. Ÿ The ambient temperature should be -10°C ~ +55°C. Sufficient ventilation should be available. Ÿ...

  • Page 8: Wiring

    User Manual 3. WIRING 1. For the safety of user as well as device, only professional engineers or equally qualified persons are allowed to operate it. Please pay attention to the following precautions while wiring. 2. The device must be isolated from any type of power supply before accessing the terminals of the drive. If the drive is already installed and is in working condition, then to change the wiring, first turn off the drive, wait for the capacitors to get fully discharged and then isolate it from input supply.

  • Page 9: Standard Wiring Diagram

    User Manual 3-2 Standard Wiring Diagram for H1 50/60 Hz. Main Circuit Grounding of Power Motor Grounding Measurments Control Circuit Forward Rotation X1 Input terminal 1 Reverse Rotation X2 Input terminal 2 Forward Jog X3 Input terminal 3 Default setting: Running External Fault I/P X4 Input terminal 4...

  • Page 10: Description Of Terminals

    2 times per hour in that case with the time between each power cycle no shorter than 30 mins. Always operate the drive under the recommended operating conditions. In cases where this is not possible, kindly contact Selec's helpline to check for the suitability of the VFD in the operating conditions of your site.

  • Page 11: Braking Resistors And Braking Unit

    User Manual 3-3-3 Braking resistors and braking unit If the motor is driving a very high load, then at the time of turn off, a high inertia can cause the rotor to take large time to stop completely. In operations where a short time turn off or frequent switching is required, braking resistor or braking units must be selected and installed.

  • Page 12: Keyboard And Panel

    User Manual Symbol Description/ Default setting Items Terminal name Control terminals ground Ground for control terminals Multifunction input terminal 1 Default setting: FWD Multifunction input terminal 2 Default setting: REV Multifunction input terminal 3 Default setting: FWD JOG Multifunction input terminal 4 Default setting: Ext fault Multifunction input terminal 5 Default setting: Fault reset...

  • Page 13: Function Leds Descriptions

    User Manual 4.3 Function LEDs descriptions Function Denotes that the drive is in RUN operation Denotes the direction of operation of the drive. OFF - forward ON - reverse Denotes the source of control for the drive. OFF - local control using the keypad, ON - remote control Denotes presence of error condition BLINKING - pre-alarm condition triggered STEADY - fault condition triggered...

  • Page 14: Illustrations Of Keyboard Operations

    User Manual 4.5 Illustrations of keyboard operations Fig.4.2 Illustration of keyboard operations...

  • Page 15: Running

    User Manual 5. RUNNING 5-1 Commissioning 5-1-1 Check before running Please confirm that there is no short circuit between terminals or any exposed charged Ÿ component. Do not connect the unit to the power supply until the enclosure is assembled and closed. Ÿ...

  • Page 16: Quick Commissioning

    User Manual 5-1-3 Quick commissioning Start Connection as per wiring diagram Power ON Set Motor Parameters as per nameplate data in P3 group Select Frequency source in P0-01 Select Control mode in P0-02 Select start and stop modes in P2-00 and P2-05 Check protection levels in P9 group Start and observe...

  • Page 17: Specifications Of Functional Parameters

    User Manual 6. SPECIFICATIONS OF FUNCTIONAL PARAMETERS 6. 1 Functional parameters table For ease of programming, the settings have been classified into basic and advanced as mentioned in the table below. “○”: It indicates that the specified parameter can be varied irrespective of the drive’s run-state “●”: It indicates that specified code parameters cannot be changed or modified while the drive is running.

  • Page 18: P1- Keypad Parameters

    User Manual Basic Default Modifi- Modbus Description Settings and Range Setting Code Value cation Address 0.0Hz- Upper limiting frequency Lower limiting P0-10 0.0 Hz 40010 frequency (P0-09) 0.0Hz- Upper limiting frequency 5.0 Hz (P0-09) Frequency Carrier Depends Depends on model P0-12 40012 frequency...

  • Page 19: P2- Start And Stop Parameters

    User Manual Basic Default Modifi- Modbus Description Settings and Range Setting Value cation Code Address Display co- efficient of P1-05 0.1 - 10.0 40105 Linear Speed Jog/Rev 0: Jog ; 1: FWD/REV function P1-06 40106 Switching selection Password 0: Disable ; 1: Enable P1-07 40107 P1-08...

  • Page 20: P3- Motor Parameters

    User Manual Basic Default Modifi- Modbus Description Settings and Range Setting Code Value cation Address Dead time P2-10 between 0.0 – 50.0 s 0.2 s 40210 FWD/REV 0: Running with low Limit Lower Frequency frequency 1: Stopping limit crossing 2: Standby action 3: Hibernation Hibernation...

  • Page 21: P5- Input Function Parameters

    User Manual Basic Default Modifi- Modbus Description Settings and Range Setting Code Value cation Address V/f Intermediate Frequency F1 (P4-01) – F3 (P4-05) 5.0 Hz 40403 P4-03 2(F2) 0 – Rated Voltage V/f Intermediate P4-04 25 V 40404 Frequency 2 (P3-01) V/f Intermediate F2 (P4-03) –...
  • Page 22 User Manual Basic Default Modifi- Modbus Description Settings and Range Setting Code Value cation Address Upper Limit P5-08 AI Lower Limit – 100.0 % 100.0 % 40508 OF AI Corresponding Setting of AI P5-09 0.0 – 100.0 % 100.0 % 40509 Upper Limit AI Input...

  • Page 23: P6- Output Function Parameters

    User Manual P6- OUTPUT FUNCTION PARAMETERS Basic Default Modifi- Modbus Description Settings and Range Setting Code Value cation Address 0: Disable 1: Running 2: Direction Y1 Output P6-00 3: Fault Output 40600 Options 4: Overload Pre-Alarm 5: Standby 6: Frequency arrived 7: Frequency detected 8: Upper Limit Frequency 9: Lower Limit Frequency...

  • Page 24: P8- Simple Plc And Multispeed Options

    User Manual Basic Modbus Default Modifi- Description Settings and Range Setting Code Value cation Address Proportional P7-06 0.0 to 10.0 40706 gain Integral time P7-07 0.0 to 100.0 s 1.0 s 40707 P7-08 Deviation limit 0.0 to 20.0 40708 Sampling Time P7-09 0.1 to 100.0 s 0.2 s...

  • Page 25: P9- Protection Parameters

    User Manual Basic Default Modifi- Modbus Description Settings and Range Setting Code Value cation Address First phase P8-09 0.0-6400.0 0.0 S 40809 time P8-10 Second phase 0.0-6400.0 0.0 S 40810 time Third phase P8-11 0.0-6400.0 0.0 S 40811 time P8-12 Fourth phase 0.0-6400.0 0.0 S 40812...
  • Page 26 User Manual Basic Default Modifi- Modbus Description Settings and Range Setting Code Address Value cation Overvoltage 1P: 220-(P9-07) 1P : 245V P9-10 pre-alarm 40910 3P: 415-(P9-07) 3P : 395V detection level Overvoltage P9-11 pre-alarm 0.1 to 3600.0 s 40911 0.1 s detection time Under voltage 0: Disabled;...

  • Page 27: P10- Fault History

    User Manual Basic Default Modifi- Modbus Description Settings and Range Setting Code Value cation Address P9-29 UC pre-alarm 0.1 to 3600.0 s 0.1 s 40929 detection time Low Power 0: Coast; 1: Continue P9-30 40930 Actions Automatic 0: Disabled; 1: Enabled P9-31 40931 Current Limit...

  • Page 28: P12- Enhanced Parameters

    User Manual Basic Default Modifi- Modbus Description Settings and Range Setting Code Address Value cation 41106 P12- ENHANCED PARAMETERS Basic Modbus Default Modifi- Description Settings and Range Setting Code Value cation Address P12-00 Acc. time 1 0.1 – 3600.0 s 20.0 s 41200 P12-01...

  • Page 29: Detailed Explanation Of Functional Parameters

    User Manual 6-2 Detailed Explanation of Functional Parameters P0 : Basic parameters Parameter P0-00 setting mode For ease of use, the entire parameter list has been divided into advanced and basic functions. When the setting is 0. only these basic parameters are visible and available for editing. When the setting is 1.
  • Page 30 User Manual Lower limiting Frequency (P0-10) Frequency P0-03 50.0 Hz setting -Upper limiting Frequency (P0-09) This function reflects the set frequency. When using external communication, this parameter needs to be updated for updating the drive's set frequency. P0-04 Acc. time 0 0.1 s –...

  • Page 31: P1- Keypad Parameters

    User Manual Upper limiting Lower Limiting Frequency (P0-10) P0-09 50.0 Hz frequency - Maximum Frequency (P0-08) Lower limiting 0.0Hz- Upper limiting P0-10 0.0 Hz Frequency (P0-09) frequency These settings determine the bounds of frequency within which the drive will operate. These values are also tied to the corresponding settings of the analogue input channels 0.0Hz- Upper limiting Jog Frequency...
  • Page 32 Same as for P1-00 Parameters This option allows user to selec one of the parameters provoided in options to display when the drive is in running condition. At an initial condition, if the display is showing any page then after pressing the run key the display will return back to the selected option and will show that parameter over the display.

  • Page 33: P2- Start And Stop Parameters

    User Manual 0: Jog Jog/Rev function P1-06 1: FWD/REV Switching selection 0: Disable ; 1: Enable P1-07 Password P1-08 Set Password 1 - 9999 The password feature can be used to lock access to the programming parameters to prevent unauthorized changes to the same. 0: Keypad UP/DOWN keys 1: Keypad Encoder Frequency Switch...
  • Page 34 User Manual Start signal Start signal Time Output Freq. Time Output Freq. Set Freq. Set Freq. Starting Freq. Starting Time Freq. Starting Freq. DC Brake retention Starting Freq. time Time retention time DC Brake time Direct Start Fig.6.2 Direct Start and DC Brake Assisted Start The start mode determines how the drive will initiate its operation when the RUN command is given through the selected control source.
  • Page 35 User Manual Stop signal Time Output voltage Actual time taken by motor to stop will depend Motor speed on the load Time Coast to Stop Stop signal Time Output Freq. Max Freq. Running Freq. Time Act Dec Time Set Dec Time Ramp to Stop Stop signal Time...
  • Page 36 User Manual Start Frequency Lower Limiting Frequency (P0-10) P2-06 2.0 Hz of DC Braking – Upper Limiting Frequency (P0-09) This parameter determines the frequency at which the ramp deceleration operation ends and DC braking operation starts. Braking current for P2-07 0 - 150 % 50 % stopping...

  • Page 37: P3- Motor Parameters

    User Manual Set frequency Lower limit of frequency O/P frequency Lower limit of frequency Hibernation Hibernation time delay Fig.6.5 Hibernation P3- Motor Parameters Rated frequency F3 (P4-05) – 400.0 Hz P3-00 50.0 Hz Depends Rated Voltage Depends on Model P3-01 on Model Depends Depends on Model...

  • Page 38: P4- Scalar Control Parameters

    User Manual The motor parameters are used for all protection and control calculations. These must reflect the actual motor nameplate data for proper operation of the entire system. Incorrectness in this data can hamper the efficiency and safety of the system as a whole. Fig.6.6 Motor Parameters P4- Scalar Control Parameters 0: General V/f...
  • Page 39 User Manual 0: General V/f traces a linear relationship between the output voltage and frequency. It is used generally for constant load applications 1, 2, and 3: The Non-linear curves are usually used in pump and centrifugal applications and help in improving the energy efficiency of the system.
  • Page 40 User Manual P4-07 0-25.0 % 1.00 % This parameter compensates for output voltage when the converter is running in the low-frequency region, to improve the low-frequency torque which is usually a drawback in scalar control schemes. However, if the setting of torque boost is too high, the motor could overheat or experience an overcurrent condition.

  • Page 41: P5- Input Function Parameters

    User Manual P5- Input Function Parameters Lower Limit of P5-00 0.0 – 100.0 % 0.5 % Corresponding P5-01 Setting of POT 0.0 – 100.0 % 0.0 % Lower Limit Upper Limit of P5-02 POT Lower Limit - 100.0 % 100.0 % Corresponding Setting of POT P5-03...
  • Page 42 User Manual Lower Limit P5-06 0.0 – 100.0 % 0.5 % of AI Corresponding P5-07 Setting of AI 0.0 – 100.0 % 0.0 % Lower Limit Upper Limit P5-08 AI Lower Limit – 100.0 % 100 % of AI Corresponding Setting of AI P5-09 0.0 –...
  • Page 43 User Manual These parameters allow the user to configure the functions for the multifunction inputs from X1 to X5. The functions are explained in the table below Description Function Value The input is assigned no function. Use this to check your wiring as the inputs will still be detected in the HMI page and communication address.
  • Page 44 User Manual Description Function Value External Count The input can be used to increment the internal counter. Value Input The input can be used to reset the internal counter to 0. Count clear Program Run The input can be used to start the running of the Simple PLC feature. Pause of The input can be used to pause the running of the Simple program run...
  • Page 45 User Manual 2: Three-Wire Control Mode 1 The Three Wire Mode 1 combines a switch with 2 momentary push button. The switch is used for controlling the direction of rotation. of the 2 momentary buttons, 1 is NO and the other is NC. The NO switch is used for the RUN command while the NC switch is used for the STOP command.

  • Page 46: P6- Output Function Terminals

    User Manual P6- Output Function Terminals Y1 Output Options P6-00 Relay Output P6-01 Options 12: POT Signal Loss Threshold reached 13: AI Signal Loss Threshold Reached The above parameters set the function of the transistor and relay output terminals. These functions are explained in the table below.
  • Page 47 User Manual Description Function Value The output terminal denotes that the internal counter has Specific Count reached the specific count value (P12-16) Value Reached Denotes that the input signal at POT has gone below the POT Signal Loss user defined threshold value set in parameter P5-05 Threshold Reached AI Signal Loss Threshold Reached...

  • Page 48: P7- Pi Control Parameters

    User Manual P7 – PI Control Parameters Procedure to set PI values as per requirement: The default set values for PI gain is 1.0 and for integral time is 1.0s. The first step is to start the VFD and operate on RUN mode. Check wheather the set point values are achieved within correct time intervals. If set points are not achieved within required time period, then user can reset the values of PI controller.
  • Page 49 User Manual P7 – PI Control Parameters 0: Keyboard PI reference P7-00 1: Panel encoder source 2: Analog channel POT The PI Control parameters are used when PI control has been chosen as the frequency control source in P0-01. Choose the source which will provide the reference value for the PI control loop. Display Scaling P7-01 P7-02 to 999.9...
  • Page 50 User Manual Deviation limit P7-08 0.0 to 20.0 Feedback variable Deviation limit Present value Time Output frequency Time Fig.6.12 Deviation Limit...
  • Page 51 User Manual Sampling Time P7-09 0.1 to 100.0 s 0.2 s Sampling period (T) means sampling period of feedback quantity; operation is performed by regulator once every one sampling period. The longer sampling period is, the slower response will be. Feedback P7-10 0.1 % to 50.0 %...

  • Page 52: P8- Simple Plc And Multispeed Parameters

    User Manual P8 – Simple PLC and Multispeed parameters 0: Disabled 1: Program stops after running for one cycle Program run 2: Program runs for one cycle and P8-00 mode then continues at last operating frequency 3: Circulatory running of the program This parameter selects how the Simple PLC program will run0: Simple PLC operation is disabled.
  • Page 53 User Manual Frequency (Hz) P8-01 P8-02 P8-03 P8-03 Time (t) P8-08 P8-09 P8-10 P8-12 P8-13 P8-14 P8-15 P8-07 P8-04 P8-06 P8-05 Fig.6.13 Multispeed Operation Time unit of 0: Seconds ; 1: Minutes P8-16 multi-velocity 2: Hours The P8-16 parameter defines the time unit that will be used for the time settings in P8-17 to P8-31 0-255 BIT0-7 indicates directions Running direction P8-17...

  • Page 54: P9- Protection Parameters

    User Manual Acc-Dec Time for 0-65535 BIT0-15 indicated P8-18 each phase acc/dec times for 0-7 Weighted value Time selection (example) Bit No. Phase No. The P8-18 Acc/Dec time selection Parameter Code P0-04 and P0-05 P12-00 and P12-01 P12-02 and P12-03 P12-04 and P12-05 P8-34 P9- Protection Parameters...
  • Page 55 User Manual Overvoltage 0: Disabled P9-06 protection enable 1: Enabled Critical value of OV 1P: 265V 1P: 220-275V P9-07 protection 3P: 415-480V 3P: 460V Overvoltage Trip P9-08 0.1 to 3600.0 s 0.1 s time Overvoltage 0: Disabled P9-09 prealarm enable 1: Enabled Overvoltage 1P: 220-(P9-07)
  • Page 56 User Manual Overcurrent prealarm 50% to (P9-19) P9-22 85 % detection level Overcurrent prealarm 0.1 to 3600.0 s 0.1 s P9-23 detection time The overcurrent protection feature works by allowing the user to set the maximum current that the drive will source to the motor. This protects the motor windings from damage due to excessive current flow.

  • Page 57: P10- Fault History

    User Manual P10- Fault History The fault history section helps in analysing the faults faced by the drive. P10-00 0-20 Previous fault code 2 to previous fault code P10-01 0-20 3 to previous fault code P10-02 0-20 Previous fault P10-03 operating frequency Previous fault P10-04...

  • Page 58: P12- Enhanced Parameters

    User Manual P12 – Enhanced parameters P12-00 Acc. time 1 0.1 – 3600.0 s 20.0 s P12-01 Dec. time 1 0.1 – 3600.0 s 20.0 s P12-02 Acc. time 2 0.1 – 3600.0 s 20.0 s P12-03 Dec. time 2 0.1 –...
  • Page 59 User Manual Hopping action is required in cases where the VFD could drive the motor through a frequency that matches the resonant frequency of the system that is being controlled. This matching could cause the entire system to vibrate which could prove to be harmful in the long run. The hopping feature allows the user to skip through such resonant frequency values.
  • Page 60 User Manual Lower Limiting Frequency (P0-10) – Upper Limiting Frequency P12-14 0.0 Hz (P0-09) This parameter indicates that the drive is approaching the set frequency value. Output frequency Setting frequency Detected amplitude Time Signal of frequency Time Fig.6.16 Amplitude of Frequency Arrival Setting Count P12-15 1 –...

  • Page 61: Fault Handling And Troubleshooting

    User Manual 7. FAULT HANDLING AND TROUBLESHOOTING 7.1 Malfunction and solutions Fault Fault Fault Indi- Possible causes Possible solutions description Code cation 1. Check input voltage is in 1. Input voltage permissible range 2. Rapid deceleration Overvoltage 2. Increase deceleration time 3.

  • Page 62: Common Faults And Processing Schemes

    User Manual Fault Fault Fault Indi- Possible causes Possible solutions description Code cation 1. Crosscheck the communication settings across all devices External 1. Erronous comm- communication wires connected to Comm- unication settings the network. unication 2. Damaged 2. Check the status of the wires/ failure cable used for communications 1.

  • Page 63: Maintenance

    User Manual 8. MAINTENANCE Only the qualified engineer is allowed to conduct maintenance for converter; please pay attention to the following precautions: Maintenance must be conducted only by qualified engineers in specified way Ÿ Wait for adequate time for the capacitors to discharge completely before taking on any kind of Ÿ...

  • Page 64: Storage

    User Manual 8.3. Storage Relative humidity must be within the range between 0% and 95%; no condensation is permitted; Ÿ Ambient temperature must be within the range between -20°C and +60°C Ÿ Converter must be stored in a dry place where there is no dust; Ÿ...

  • Page 65: Protocol Instructions

    User Manual 9.2. Protocol Instructions The protocol of VFD-S Series Converter is a kind of serial & asynchronous communication protocol with principal and subordinate Modbus; there is only one device (host) could set up protocol (named "query /command"), and the other devices (slave) can only response to the host's "query /command" by sending data, or issue commands/instructions according to the "query /command"...

  • Page 66: Command Code And Data Description

    User Manual 9.4 Command code and data description 9.4.1 Format of No.1 address for Setting as follows, setting frequency 50Hz (P0-03) Host command Slave Response 3.5 byte interval 3.5 byte interval Frame header Frame header Slave address 0x01 Slave address 0x01 Function code 0x06...
  • Page 67 User Manual 9.4.4 CRC Mode RTU frame format is mainly applied to CRC (Cyclical Redundancy Check), error detecting field based on CRC is included in the message. CRC domain can detect all the information of message, which is two bytes with 16-bit binary value included. It will be added into the message after the calculation of transmission devices.

  • Page 68: Read-Write Rules Of Parameter Address For Function Code

    User Manual 9.5 Read-write rules of parameter address for function code 9.5.1 Monitoring Parameters Address Parameter Set Frequency 30000 Output Frequency 30001 Carrier Frequency 30002 Output current 30003 Output voltage 30004 Bus voltage 30005 30006 Motor's RPM 30007 %Full load current IGBT temperature 30008 %Output power...

  • Page 69: Appendix

    User Manual 10. APPENDIX 10.1. Braking Resistor Calculations If the controlled motor decelerates too fast, or load jittering of the motor is too fast while the converter is running, its electromotive force will charge the internal capacitors of the converter through the converter's reverse function, which will raise the voltage of the power module and damage converter.
  • Page 70 User Manual Overload Capacity 150 % for 1 min, 180 % for 10 sec., 200 % for 1 sec. 4 pre-set V/F mode and 1 User Defined V/F mode V/F program Changes the V/F curve according to the load to Energy Efficient Running reduce energy consumption Control...

  • Page 71: Product Dimensions

    User Manual Product Dimensions Fig.10.2 Add product Dimensions for higher variants Mounting Mounting Dimension Dimension hole Weight Diameter Product Code (kg) (mm) (mm) (mm) (mm) (mm) (mm) f4.6 85.5 0.86 10.4 Recommended Choke Value The Variable Frequency Dirve (VFD) contains semiconductor devices which are sensitive to voltage and current surges and harmonics which are present in input power supply.

  • Page 72: Recommended Lugs Size

    User Manual Series: VFD-S-1 Selected Values Inductance Current Duty (uH) Heavy Heavy Heavy Heavy 10.5 Recommended Lugs Sizes While operating the drive, all connections must be neat and tight. For this, it is recommended to connect the input and output wires to the drive along with the lugs. As per the terminals sizes the recommended lugs are as follows: Current Rating for Lugs &...
  • Page 73 User Manual Selected Values Series: VFD-S-1 Wire Gauge Current Rating for Wires Duty Heavy Heavy Heavy Heavy *AWG – American Wire Gauge...

This manual is also suitable for:

Vfd-s-1Vfd-s-3

Table of Contents