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LG SV-iC5 Series - User Manual

LG SV-iC5 Series
141 pages
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Important User Information
i SV-iC5
Thank you for purchasing LG Variable Frequency Drives!
SAFETY INSTRUCTIONS
Always follow safety instructions to prevent accidents and potential hazards from occurring.
In this manual, safety messages are classified as follows:
WARNING
CAUTION
Throughout this manual we use the following two illustrations to make you aware of safety considerations:
Identifies potential hazards under certain conditions.
Read the message and follow the instructions carefully.
Identifies shock hazards under certain conditions.
Particular attention should be directed because dangerous voltage may be present.
Keep operating instructions handy for quick reference.
Read this manual carefully to maximize the performance of SV-iC5 series inverter and ensure its safe use.
WARNING
Do not remove the cover while power is applied or the unit is in operation.
Otherwise, electric shock could occur.
Do not run the inverter with the front cover removed.
Otherwise, you may get an electric shock due to high voltage terminals or charged capacitor
exposure.
Do not remove the cover except for periodic inspections or wiring, even if
the input power is not applied.
Otherwise, you may access the charged circuits and get an electric shock.
Wiring and periodic inspections should be performed at least 10 minutes
after disconnecting the input power and after checking the DC link voltage
is discharged with a meter (below DC 30V).
Otherwise, you may get an electric shock.
Operate the switches with dry hands.
Otherwise, you may get an electric shock.
Do not use the cable when its insulating tube is damaged.
Otherwise, you may get an electric shock.
Do not subject the cables to scratches, excessive stress, heavy loads or
Improper operation may result in slight to medium personal injury
or property damage.
Improper operation may result in serious personal injury or death.

Table of Contents

Questions and Answers

Summary

Basic Information and Precautions

Important Precautions

Covers unpacking, inspection, accessories, and preparation for operation.

Installation

Installation Precautions

Details safety and environmental considerations for inverter installation.

Wiring

Terminal Wiring Overview

Illustrates terminal connections for power and control signals.

Power Terminal Block Specifications

Details wire size, lug, and tightening torque for power terminals.

I;O Terminal Block Specifications

Lists specifications for multi-function input/output and relay terminals.

Basic Configuration

Peripheral Device Connection Guide

Details connections for AC supply, breakers, contactors, and reactors.

Programming Keypad

Basic Operation

Frequency Setting Methods

Explains digital, analog, and mixed frequency setting modes.

Basic Functions

Frequency Setting Modes

Explains digital, analog, and mixed frequency setting modes.

Advanced Functions

DC Brake Configuration

Describes how to use DC brake for stopping and starting.

Monitoring

Protective Functions

Electronic Thermal Motor Protection

Details electronic thermal level settings for motor overheating protection.

Overload Warning and Trip Mechanisms

Explains overload warning levels, times, and trip conditions.

Stall Prevention Configuration

Covers settings for preventing motor stall during acceleration, constant run, or deceleration.

Troubleshooting & Maintenance

Fault Display and Protective Function Causes

Lists keypad fault displays, protective functions, and their causes.

Fault Cause Remedies

Provides solutions for common inverter faults and protective functions.

Specifications

LG SV-iC5 Series Specifications

General IconGeneral
BrandLG
ModelSV-iC5 Series
CategoryInverter
LanguageEnglish

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