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GE Digital Energy SG 400 kVA User Manual

GE Digital Energy SG 400 kVA
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GE Digital Energy
Power Quality
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Operating Manual
Uninterruptible Power supply
Digital Energy™
SG Series
400 & 500 kVA
480 Vac UL / Series 1
Manufactured by:
GE Consumer & Industrial SA
General Electric Company
CH – 6595 Riazzino (Locarno)
Switzerland
T +41 (0)91 / 850 51 51
F +41 (0)91 / 850 51 44
www.gedigitalenergy.com
GE imagination at work

Table of Contents

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GE Digital Energy SG 400 kVA Specifications

General IconGeneral
Apparent Power400 kVA
Frequency60 Hz
Battery TypeValve Regulated Lead Acid (VRLA)
Operating Temperature0 to 40 °C
TopologyDouble Conversion
Communication InterfaceRS-232
DimensionsVaries by configuration
WeightVaries by configuration
Input Voltage480V
Output Voltage480V

Summary

Up-dating Information

Start Up and Commissioning

Preface and Safety Overview

Preface

Provides an introduction and overview of the manual's content and purpose.

General Safety Instructions

Critical information to prevent injury and equipment damage during operation.

Safety Symbols and Warnings

Introduction to UPS Systems

Key Features of SG Series

Highlights the primary advantages and technological aspects of the SG Series UPS.

System Description

Block Diagram and Main Elements

Illustrates the main components of the UPS system and their interconnections.

Control System Functionality

Describes the microprocessor-based control system managing UPS operations.

Rectifier and Inverter Operations

Explains the roles of the rectifier and inverter in power conversion.

Bypass Systems Explained

Describes both Automatic and Manual Bypass functionalities for load transfer.

Battery Role in UPS

Outlines the function of the battery in supplying DC power to the inverter.

Operation Modes

Normal Operation Mode

Describes the standard functioning of the UPS when utility power is stable.

Utility Failure Operation

Explains how the UPS operates when the utility power supply fails.

Utility Recovery Operation

Outlines the UPS behavior when utility power is restored after a failure.

Automatic and Manual Bypass

Details automatic bypass transfer and manual bypass operation procedures.

Parallel System Operation

Introduction to Parallel Systems

Explains the concepts of paralleling UPS units for capacity and redundancy.

RPA Parallel System Features

Details the advantages and characteristics of the Redundant Parallel Architecture.

System Control and Synchronization

Covers how parallel units are controlled and synchronized with each other and the utility.

Load Sharing Mechanism

Explains how the load is distributed equally among parallel UPS units.

Rectifiers on Common Battery

Recycling and End of Service Life

UPS Layout and Components

General Unit Views

Shows the exterior appearance of the SG Series UPS unit.

Manual Operated Switches

Identifies and describes the function of the manual switches on the UPS.

Control Panel Interface

Details the user interface and controls found on the UPS front panel.

Connectivity and Interface

Describes the connectivity rack, including the customer interface board and SNMP card.

Control Panel Functions

Control Panel Overview

Presents a visual overview of the UPS control panel layout and elements.

Key Functions and Indicators

Details the specific actions and meanings associated with each control panel button and LED.

LED Indicators Explained

Describes the status indicated by various LEDs on the UPS control panel.

User LCD Interface Description

Details the LCD screen's capabilities, including metering and event history.

LCD Screen Interface

LCD Screen Structure

Describes the physical screen and its input keys.

Main UPS Operation Menus

Details the three primary menus: Metering, Alarms, and Parameters.

Metering Mode and Screens

Main UPS Status Screen

Describes the primary screen showing overall UPS status, load, and battery backup.

Battery Data Display

Details information regarding battery voltage, current, and charge level.

Bypass Utility Data Display

Shows how to view data related to the bypass utility source.

Rectifier and Utility Data

Displays metering information for the rectifier and bypass utility input.

Inverter and Load Status

Shows inverter status, output voltage, frequency, and load information.

Load Analysis by Phase

Provides detailed load information per phase, including power and apparent power.

Miscellaneous System Data

Displays system temperature, operating times, and other miscellaneous information.

Utility Fault Statistics

Shows counts of different types of utility faults and overloads.

UPS Identification Information

Provides details such as UPS model, software version, and serial number.

Alarms and Event Monitoring

Accessing the Alarms Mode

Describes how to enter and navigate the alarms mode on the LCD screen.

Detailed Alarms List

Provides a comprehensive list of UPS alarms with their codes and meanings.

Detailed Messages List

Lists UPS messages, their codes, and explanations of operational states.

Event Report Form

Provides a form for documenting UPS status and events for troubleshooting.

Parameter Configuration

Entering Parameters Mode

Details the process of entering the parameter configuration mode.

Edit Mode Operation

Explains how to modify individual UPS parameters using the edit mode.

Parameter Types and Editing

Differentiates parameter types (numeric, range, boolean) and editing procedures.

User Configurable Parameters

Date and Time Setup

Instructions for setting the UPS's internal date and time.

Protocol Setup Configuration

Guides users on configuring modem and alarm signaling parameters.

Telephone Number Configuration

Details how to set up telephone numbers for modem dial-out.

LCD Display Settings

Covers customization of the UPS LCD display, including name, contrast, and language.

Printer Setup and Commands

Explains how to configure and use a serial printer with the UPS.

UPS Operation Procedures

Single UPS Operation

Covers the operational procedures for a standalone SG Series UPS unit.

Frequency Converter Operation

Explains how to operate the SG Series UPS as a frequency converter.

Parallel System Operations

Covers the procedures for operating multiple UPS units in a parallel configuration.

Parallel Systems with Common Battery

Procedures for parallel UPS systems that share a common battery bank.

Single UPS Operation Procedures

Start-up Procedure for SG Series

Step-by-step guide to safely start up a single SG Series UPS unit.

Maintenance Shutdown Procedure

Steps to safely shut down the UPS for maintenance while keeping the load supplied.

Return from Manual Bypass to VFI Mode

Procedures to transition from manual bypass mode back to normal VFI operation.

Complete UPS Shutdown Procedure

Detailed steps for a complete shutdown of the UPS when no load is supplied.

Restore Operation After 'Total Off'

Steps to restart the UPS and restore normal operation after a total shutdown.

Restore Operation After EPO

Procedure to restore normal operation after an Emergency Power Off (EPO) event.

Frequency Converter Operation Procedures

Start-up as Frequency Converter

Step-by-step guide to start the UPS when configured as a frequency converter.

Complete Shutdown as Frequency Converter

Procedure for a complete shutdown of the UPS when operating as a frequency converter.

Restore Operation After 'Total Off' (Freq. Conv.)

Steps to restore normal operation after a total shutdown in frequency converter mode.

Restore Operation After EPO (Freq. Conv.)

Procedure to restore normal operation after EPO in frequency converter mode.

Parallel System Operation Procedures

Parallel System Start-up

Step-by-step guide to start up multiple UPS units in a parallel system.

Maintenance Shutdown (Parallel System)

Steps to perform a maintenance shutdown on a parallel UPS system.

Return from Manual Bypass to VFI (Parallel System)

Procedure to switch a parallel system from manual bypass back to VFI mode.

Separating a Unit from Parallel System

Steps to safely remove a single UPS unit from a redundant parallel configuration.

Reconnecting a Unit to Parallel System

Steps to safely add a previously separated UPS unit back into a parallel system.

Parallel System Shutdown (No Load)

Procedure to shut down a parallel UPS system when no load is connected.

Restore Operation After 'Total Off' (Parallel System)

Steps to restore a parallel system after a total shutdown event.

Restore Operation After EPO (Parallel System)

Procedure to restore a parallel system after an EPO event.

Parallel Systems with Common Battery

Parallel System Start-up (Common Battery)

Step-by-step guide to start up parallel UPS units with a shared battery.

Maintenance Shutdown (Common Battery System)

Steps for performing a maintenance shutdown on a parallel system with a common battery.

Return from Manual Bypass to VFI (Common Battery System)

Procedure to switch a common battery parallel system from manual bypass to VFI mode.

Separating a Unit (Common Battery System)

Steps to remove a unit from a parallel system sharing a common battery.

Reconnecting a Unit (Common Battery System)

Steps to add a unit back into a parallel system with a common battery.

Parallel System Shutdown (No Load, Common Battery)

Procedure to shut down a parallel system with a common battery without load.

Restore Operation After 'Total Off' (Common Battery System)

Steps to restore operation after a total shutdown in a common battery parallel system.

Restore Operation After EPO (Common Battery System)

Procedure to restore operation after EPO in a common battery parallel system.

Optional Features and Communication

Communication Options

Describes communication cards and software for remote monitoring and management.

UPS Cabinet Options

Lists optional hardware kits and filters that can be installed inside the UPS cabinet.

Connecting Optional Features

Remote Signalling Box (RSB) Connection

Details the installation and connection of the Remote Signalling Box.

Maintenance and Service

Preventive Maintenance Overview

General recommendations for maintaining UPS reliability through periodic checks.

Service Check Indicators

Explains the 'service check' indicator and when to contact service.

Fans and Ventilation Maintenance

Guidelines for cleaning and maintaining the UPS's cooling system.

Limited Lifetime Component Replacement

Information on replacing components with a defined service life.

Battery Maintenance and Testing

Recommendations for battery maintenance, including periodic testing.

Handling Long Shutdown Periods

Advice on managing the UPS during extended periods of inactivity.

UPS Room Environment Conditions

Specifies ideal conditions for the UPS and battery room environment.

Scheduled Maintenance Tasks

Lists specific periodic maintenance tasks to be performed on the UPS modules.

Notes and Log

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