LG SV-iC5 Series User Manual

Important User Information i SV-iC5 Thank you for purchasing LG Variable Frequency Drives! SAFETY INSTRUCTIONS  Always follow safety instruct

1. Basic information & precautions 1-2 SV-iC5 1.2 Product Details 1.2.1 Appearance 1.2.2 View without the front cover Refe

10. Advanced functions 10-12 SV-iC5  Factory default of motor parameters (Function group 2) H30-Motor rating [kW] H32-Rated slip freq [Hz] H

10. Advanced functions 10-13 SV-iC5  The following table shows 4 types of Speed search selection. Speed search during H20 – [Power ON start] S

10. Advanced functions 10-14 SV-iC5  EX) Speed search during Instant Power Failure restart  When the input power is cut off due

10. Advanced functions 10-15 SV-iC5 10.12 Auto restart try Group LED Display Parameter Name Set value Min/Max Range Factory Defaults Unit

10. Advanced functions 10-16 SV-iC5 Carrier frequency select Group LED Display Parameter Name Set value Min/Max Range Factory Defaults Unit Fun

10. Advanced functions 10-17 SV-iC5  Used when an inverter operates 2 motors connected to two different types of the loads.  2nd motor operation

10. Advanced functions 10-18 SV-iC5  Password Register Group LED Display Parameter Name Set value Min/Max Range Factory Defaults Unit Function

10. Advanced functions 10-19 SV-iC5  Parameter Lock Group LED Display Parameter Name Set value Min/Max Range Factory Defaults Unit H95 [Parame

10. Advanced functions 10-20 SV-iC5 Notes:

11. Monitoring 11-1 SV-iC5 11. Monitoring 11.1 Operating status monitoring  Output current Group LED Display Description Set value Min/

1. Basic information & precautions 1-3 SV-iC5 1.3 Removal and reinstallation 1.3.1 Removal of the front cover  To change parameter settin

11. Monitoring 11-2 SV-iC5  User display select Group LED Display Parameter Name Set value Min/Max range Factory default Unit Drive group vO

11. Monitoring 11-3 SV-iC5 11.2 Monitoring the I/O terminal  Input terminal status monitoring Group LED Display Parameter Name Set value M

11. Monitoring 11-4 SV-iC5 11.3 Monitoring fault condition  Monitoring fault display Group LED Display Parameter Name Set value Min/Max range

11. Monitoring 11-5 SV-iC5 11.4 Analog Output Group LED Display Parameter Name Set value Min/Max range Factory default Unit I50 [Ana

11. Monitoring 11-6 SV-iC5 11.5 Multi-function output terminal (MO) and Relay (30AC) Group LED display Parameter Name Setting Factory default 0 F

11. Monitoring 11-7 SV-iC5  I56: When 17 {Fault display} is selected in I54 and I55, Multi-function output terminal and relay will be activated

11. Monitoring 11-8 SV-iC5 2 : FDT-3  It activates when run frequency meets the following condition.  Active condition: Absolute value (FDT lev

11. Monitoring 11-9 SV-iC5 4 : FDT-5  Activated as B contact contrast to FDT-4.  Active condition Accel time: Run Frequency >= FDT Level Dec

11. Monitoring 11-10 SV-iC5 11: Command Loss  Become active when frequency command is lost. 12: During run  Become active when run command is

12. Protective functions 12-1 SV-iC5 12. Protective functions 12.1 Electronic Thermal Group LED display Parameter Name Set valueMin/Max s

1. Basic information & precautions 1-4 SV-iC5  Removal for wiring input power and terminals: After removing the front cover, lift the botto

12. Protective functions 12-2 SV-iC5 12.2 Overload Warning and trip  Overload warning Group LED Display Parameter Name Set value

12. Protective functions 12-3 SV-iC5  Overload trip Group LED Display Parameter Name Set value Min/Max setting Factory default Unit F56 [Over

12. Protective functions 12-4 SV-iC5  For example, set F59 to 3 to make stall prevention active during Acceleration and constant run.  When stal

12. Protective functions 12-5 SV-iC5 12.4 Output phase loss protection Group LED display Parameter Name Set value Min/Max setting Factory de

12. Protective functions 12-6 SV-iC5 12.6 Inverter Overload  Inverter overload prevention function is activated when the current above in

12. Protective functions 12-7 SV-iC5 12.7 Frequency command loss Group LED display Parameter Name Set value Min/Max setting Factory default

12. Protective functions 12-8 SV-iC5 0 Continuous operation with the frequency before command loss occurs 1 Free run stop (output cut off) I62 [

13. Troubleshooting & Maintenance 13-1 SV-iC5 13. Troubleshooting & Maintenance 13.1 Protective functions When a fault occurs, th

13. Troubleshooting & Maintenance 13-2 SV-iC5 Keypad display Protective functions Descriptions Inverter hardware fault This fault message is d

13. Troubleshooting & Maintenance 13-3 SV-iC5 13.2 Fault Remedy Protective functions Cause Remedy ☞ Caution: When an overcurrent fault occurs

2. Installation 2-1 SV-iC5 2. Installation 2.1 Installation precautions CAUTION  Handle the inverter with care to prevent damage to the plastic

13. Troubleshooting & Maintenance 13-4 SV-iC5 Protective functions Cause Remedy External fault A contact input External fault B contact input

13. Troubleshooting & Maintenance 13-5 SV-iC5 13.3 Precautions for maintenance and inspection CAUTION  Make sure to remove the input powe

13. Troubleshooting & Maintenance 13-6 SV-iC5 Notes:

14. Specifications 14-1 SV-iC5 14. Specifications 14.1 Technical data  Input & output ratings Model : SV xxx iC5 – 2x 004 008 015 0

14. Specifications 14-2 SV-iC5 Multi-function relay terminal Fault output (N.O., N.C.) Analog output 0 ~ 10 Vdc : Frequency, Current, Voltage, D

14. Specifications 14-3 SV-iC5 14.2 Temperature Derating Information  Load current VS Carrier frequency ☞ Note : 1. The abo

i DECLARATION OF CONFORMITY Council Directive(s) to which conformity is declared: CD 73/23/EEC and CD 89/336/EEC Units are certifie

ii TECHNICAL STANDARDS APPLIED The standards applied in order to comply with the essential requirements of the Directives 73/23/EEC "Electri

iii EMC INSTALLATION GUIDE LG inverters are tested to meet Electromagnetic Compatibility (EMC) Directive 89/336/EEC and Low Voltage (LV) Directive 7

2. Installation 2-2 SV-iC5  When two or more inverters are installed or a ventilation fan is mounted in inverter panel, the inverters and ventil

iv Revision History No. Revision Date Remarks 1 First Edition 2002. 12 S/W Version: 1.3 2 S/W version update 2003. 10 S/W Version: 1.5

LG LG Industrial Systems Co., Ltd. LGIS constantly endeavors to improve its product so that information in this manual i

2. Installation 2-3 SV-iC5 2.2 Dimensions  0.4, 0.75 kW (1/2~1 HP) Dimension 004iC5-1 004iC5-1F 008iC5-1 008iC5-1F W

2. Installation 2-4 SV-iC5  1.5, 2.2 kW (2~3HP) Dimension 015iC5-1 015iC5-1F 022iC5-1 022iC5-1F W 156 156 156 156

3. Wiring 3-1 SV-iC5 3. Wiring 3.1 Terminal wiring

3. Wiring 3-2 SV-iC5 3.2 Specifications for power terminal block wiring SV004iC5-1 SV008iC5-1 SV015iC5-1 SV022iC5-1 Input wire size 2m

3. Wiring 3-3 SV-iC5 WARNING  Use the Type 3 grounding method (Ground impedance: Below 100ohm).  Use the dedicated ground terminal to ground t

Important User Information ii SV-iC5 pinching. Otherwise, you may get an electric shock. CAUTION  Install the inverter on a non-flammabl

3. Wiring 3-4 SV-iC5 3.3 I/O terminal block specification Terminal Terminal Description Wire size Torque (Nm) Note P1/P2/P3 P4/P

3. Wiring 3-5 SV-iC5 3.4 PNP/NPN selection and connector for communication option ☞Note: MODBUS RTU option car

3. Wiring 3-6 SV-iC5 Notes:

4. Basic configuration 4-1 SV-iC5 4. Basic configuration 4.1 Connectio

4. Basic configuration 4-2 SV-iC5 4.2 Recommended MCCB, Earth leakage circuit breaker (ELB) and Magnetic contactor specification Model MCCB/ E

5. Programming keypad 5-1 SV-iC5 5. Programming Keypad 5.1 Keypad featu

5. Programming keypad 5-2 SV-iC5 5.2 Alpha-numeric view on the LED keypad 0 A K U 1 B L V 2 C M

5. Programming keypad 5-3 SV-iC5 5.3 Moving to other groups  There are 4 different parameter groups in SV-iC5 series as shown below.

5. Programming keypad 5-4 SV-iC5  How to move to other groups at the 1st code of each group. 1 -. The 1st code in Drive group “0.0” will be disp

5. Programming keypad 5-5 SV-iC5 5.4 How to change the codes in a group  Code change in Drive group 1 -. In the 1st code in Drive group “0.0”,

Important User Information iii SV-iC5 (2) Wiring  Do not connect a power factor correction capacitor, surge suppressor, or

5. Programming keypad 5-6 SV-iC5  For changing code from any codes other than F 0 When moving from F 1 to F 15 in Function group 1. 1 -. In F

5. Programming keypad 5-7 SV-iC5 5.5 Parameter setting method  Changing parameter value in Drive group When changing ACC time from 5.0 sec

5. Programming keypad 5-8 SV-iC5 When changing run frequency to 30.05 Hz in Drive group Drive group 1 -. In “0.0”, press the Prog/Ent (z) key

5. Programming keypad 5-9 SV-iC5  Changing parameter values in Function 1, 2 and I/O group When changing the parameter value of F 27 from 2 to

5. Programming keypad 5-10 SV-iC5 5.6 Monitoring of operation status Monitoring output current in Drive group Drive group 1 -. In [0.0], c

5. Programming keypad 5-11 SV-iC5 How to monitor Motor rpm in Drive group when the motor is rotating in 1730 rpm. Drive group 1 -. Present run

5. Programming keypad 5-12 SV-iC5 How to monitor fault condition in Drive group Drive groupSTOP/RSTFrequencyCurrentDuringAccelOver-currenttrip 1

5. Programming keypad 5-13 SV-iC5  Parameter initialize How to initialize parameters of all four groups in H93 Functiongroup 2 1 -. In H0, p

5. Programming keypad 5-14 SV-iC5 Notes:

6. Basic operation 6-1 SV-iC5 6. Basic operation 6.1 Frequency Setting and Basic Operation ☞ Caution : The following instructions are given b

Manual outline iv SV-iC5 Important User Information  The purpose of this manual is to provide the user with the necessary information to instal

6. Basic operation 6-2 SV-iC5 Frequency Setting via potentiometer & operating via terminals 1 -. Apply AC input power to the inverter. 2

6. Basic operation 6-3 SV-iC5 Frequency setting via potentiometer & operating via the Run key 1 -. Apply AC input power to the inverter.

6. Basic operation 6-4 SV-iC5 Notes:

7. Function list 7-1 SV-iC5 7. Function list Drive GroupLED display Parameter name Min/Max range Description Factory defaults Adjustable duri

7. Function list 7-2 SV-iC5 Drive GroupLED display Parameter name Min/Max range Description Factory defaults Adjustable during runPageCUr [Output

7. Function list 7-3 SV-iC5 Function group 1LED display Parameter name Min/Max range Description Factory defaults Adjustable during runPageF 0 [

7. Function list 7-4 SV-iC5 Function group 1LED display Parameter name Min/Max range Description Factory defaults Adjustable during runPageF20 [Jog

7. Function list 7-5 SV-iC5 Function group 1LED display Parameter name Min/Max range Description Factory defaults Adjustable during runPageF29 [To

7. Function list 7-6 SV-iC5 Function group 1LED display Parameter name Min/Max range Description Factory defaults Adjustable during runPageF51 4) [

7. Function list 7-7 SV-iC5 Function group 1LED display Parameter name Min/Max range Description Factory defaults Adjustable during runPage Thi

Table of Contents v SV-iC5 Table of Contents 1. Basic information and precautions...

7. Function list 7-8 SV-iC5 Function group 2LED display Parameter name Min/Max range Description Factory defaults Adjustable during runPageH 0 [J

7. Function list 7-9 SV-iC5 Function group 2LED display Parameter name Min/Max range Description Factory defaults Adjustable during runPageH16 [S

7. Function list 7-10 SV-iC5 Function group 2LED display Parameter name Min/Max range Description Factory defaults Adjustable during runPage Thi

7. Function list 7-11 SV-iC5 Function group 2LED display Parameter Name Min/Max Range Description Factory defaults Adjustable during runPageH26 [

7. Function list 7-12 SV-iC5 Function group 2LED display Parameter Name Min/Max Range Description Factory defaults Adjustable during runPage Sele

7. Function list 7-13 SV-iC5 Function group 2LED display Parameter Name Min/Max Range Description Factory defaults Adjustable during runPageH51

7. Function list 7-14 SV-iC5 Function group 2LED display Parameter Name Min/Max Range Description Factory defaults Adjustable during runPage5 Mult

7. Function list 7-15 SV-iC5 Function group 2LED display Parameter Name Min/Max Range Description Factory defaults Adjustable during runPageH86 [2

7. Function list 7-16 SV-iC5 I/O groupLED display Parameter name Min/Max range Description Factory defaults Adjustable during runPageI 0 [Jump co

7. Function list 7-17 SV-iC5 I/O groupLED display Parameter name Min/Max range Description Factory defaults Adjustable during runPageI13 [Frequenc

Table of Contents vi SV-iC5 8. Control block diagram ...8-1

7. Function list 7-18 SV-iC5 I/O groupLED display Parameter name Min/Max range Description Factory defaults Adjustable during runPage16 Frequency

7. Function list 7-19 SV-iC5 I/O groupLED display Parameter name Min/Max range Description Factory defaults Adjustable during runPageI36 [Multi-Ac

7. Function list 7-20 SV-iC5 I/O groupLED display Parameter name Min/Max range Description Factory defaults Adjustable during runPageI52 [Frequency

7. Function list 7-21 SV-iC5 I/O groupLED display Parameter name Min/Max range Description Factory defaults Adjustable during runPage2 - 3 - 3 - 3

8. Control block diagram 8-1 SV-iC5 8. Control block diagram Frequency settingDrive modeAccel/DecelV/FcontrolPW

8. Control block diagram 8-2 SV-iC5 8.1 Frequency and Drive mode setting I/O groupSt1St2St3I/O groupI30I31I32I33Step 0I/O groupI20 ~ I24Ste

8. Control block diagram 8-3 SV-iC5 8.2 Accel/Decel setting and V/F control Reference freq. forAccel/DecelAccel/DeceltimeP1P2P3P4P5Digital input

9. Basic functions 9-1 SV-iC5 9. Basic Functions 9.1 Frequency mode  Digital Frequency setting via Keypad 1 Group LED Display Parameter

Table of Contents vii SV-iC5 12. Protective functions ...

9. Basic functions 9-2 SV-iC5  Analog Frequency setting via Potentiometer (V0) on the Keypad Used to prevent fluctuations in analog input signal

9. Basic functions 9-3 SV-iC5  Analog Frequency setting via Voltage analog input (0-10V) or potentiometer on the VR terminal Group LED Display

9. Basic functions 9-4 SV-iC5  Frequency setting via Potentiometer on the keypad + Current Analog input (0-20mA) Group LED Display Parameter N

9. Basic functions 9-5 SV-iC5  Frequency setting via Potentiometer on the keypad + 0-10V input Group LED Display Parameter Name Set Value Min

9. Basic functions 9-6 SV-iC5 9.2 Multi-Step frequency setting Group LED Display Parameter Name Set Value Min/Max Range Factory Defaults Unit

9. Basic functions 9-7 SV-iC5 9.3 Run Command setting  Run via the Run and STOP/RST key Group LED Display Parameter Name Set Value Min/

9. Basic functions 9-8 SV-iC5  Run command setting 2 at FX and RX terminals Group LED Display Parameter Name Set Value Min/Max Range Factory De

9. Basic functions 9-9 SV-iC5  Power On Start select Group LED Display Parameter Name Set Value Min/Max Range Factory Defaults Unit Drive grou

9. Basic functions 9-10 SV-iC5 9.4 Accel/Decel time and unit setting  Accel/Decel time setting based on Max frequency Group LED Dis

9. Basic functions 9-11 SV-iC5  More precise time unit can be set corresponding to load characteristics as shown below. Code Parameter Name

Table of Contents viii SV-iC5

9. Basic functions 9-12 SV-iC5  Multi-Accel/Decel time setting via Multi-function terminals Group LED Display Parameter Name Set Value Min/Max

9. Basic functions 9-13 SV-iC5  Accel/Decel pattern setting Group LED display Parameter name Min/Max range Set value Unit F 2 [Accel patter

9. Basic functions 9-14 SV-iC5  Note that setting Frequency Ref for Accel/decel (H70) is set to Max Freq and target freq is set below Max freq.

9. Basic functions 9-15 SV-iC5 9.5 V/F control  Linear V/F operation Group LED Display Parameter Name Set Value Min/Max Range Factory Def

9. Basic functions 9-16 SV-iC5  User V/F pattern Group LED display Parametername Set value Min/Max range Factory defaults Unit F30 [V/F pattern]

9. Basic functions 9-17 SV-iC5  Manual Torque Boost Group LED display Parameter name Set Value Min/Max range Factory defaults Unit F27 [Tor

9. Basic functions 9-18 SV-iC5 9.6 Stop mode select  Decel to stop Group LED Display Parameter Name Set Value Min/Max Range Factory Defaults

9. Basic functions 9-19 SV-iC5 9.7 Frequency limit setting  Frequency limit setting based on Max and start frequency Group LED display Par

9. Basic functions 9-20 SV-iC5  Skip frequency Group LED display Parameter name Set value Min/Max range Factory defaults Unit H10 [Skip fre

10. Advanced functions 10-1 SV-iC5 10. Advanced functions 10.1 DC brake  Stop mode via DC brake Group LED Display Parameter Name Set v

1. Basic information & precautions 1-1 SV-iC5 1. Basic information and precautions 1.1 Important precautions Unpacking and inspection  I

10. Advanced functions 10-2 SV-iC5  Starting DC brake Group LED Display Parameter Name Set value Min/Max Range Factory Defaults Unit F12 [

10. Advanced functions 10-3 SV-iC5 10.2 Jog operation Group LED display Parameter name Set value Min/Max range Factory defaults Unit F

10. Advanced functions 10-4 SV-iC5 10.3 Up-Down operation Group LED display Parameter name Set value Min/Max range Factory defaults Unit I2

10. Advanced functions 10-5 SV-iC5  If both 3-Wire and Up-Down operation are selected, the former will be ignored.  The bandwid

10. Advanced functions 10-6 SV-iC5 Example Rated frequency = 60Hz Rated RPM = 1740rpm Number of motor poles= 4 Hzfs21204174060 =×−=

10. Advanced functions 10-7 SV-iC5  H32 : Enter the slip frequency based on the following formula and motor nameplate. ×−=120Prpmffrs Where

10. Advanced functions 10-8 SV-iC5 10.7 PID Control Group LED Display Parameter Name Set value Min/Max Range Factory Defaults Unit H40 [Cont

10. Advanced functions 10-9 SV-iC5 PID control block diagram Controlmode selectFunc. group2H40Keypad setting 2V0:Potentiometer

10. Advanced functions 10-10 SV-iC5 10.8 Auto tuning Group LED Display Parameter Name Set value Min/Max Range Factory Defaults Unit H41

10. Advanced functions 10-11 SV-iC5 10.9 Sensorless vector control Group LED Display Parameter Name Set value Min/Max Range Factory Default