Emerson GXT2U User Manuals

Table of Contents

• Important Safety Instructions

  5
• Glossary of Symbols

  7
• Introduction

  8
• Major Components

  9
  • Transient Voltage Surge Suppression and EMI/RFI Filters

    9
  • Rectifier/Power Factor Correction (PFC) Circuit

    9
  • Inverter

    9
  • Battery Charger

    9
  • DC-to-DC Converter

    10
  • Battery

    10
  • Dynamic Bypass

    10
  • Liebert GXT2U—Rear View

    11
• Installation

  12
  • Preparation

    12
  • Tower UPS Installation

    12
  • Rack-Mount UPS Conversion and Installation

    13
  • External Battery Cabinet Installation

    16
• Controls and Indicators

  18
  • ON/Alarm Silence/Manual Battery Test Button

    18
  • Standby / Manual Bypass Button

    19
  • Load/Battery Level Indicators (4 Green, 1 Amber)

    19
  • Fault Indicator LED (Red)

    19
  • Bypass Indicator LED (Amber)

    19
  • UPS ON Indicator LED (Green)

    19
  • Battery Indicator LED (Amber)

    19
  • AC Input Indicator LED (Green)

    19
  • Output Voltage Selection

    20
• Operating Instructions

  21
  • Normal Mode Operation

    21
  • Bypass Mode Operation

    21
  • Battery Mode Operation

    22
  • Battery Recharge Mode

    22
• Communications

  23
  • Communications Interface Port

    23
  • Pins 4 & 5 - Remote Shutdown on Battery

    23
  • Pins 5 & 6 - Any-Mode Shutdown

    24
    • Auto-Enable Output

      24
    • Pin 6 Logic

      24
  • UPS Intelligent Communications

    25
• Configuration Program

  26
  • Liebert GXT2U Configuration Program Abilities

    26
    • What You Will Need

      26
• Maintenance

  27
  • Battery Replacement

    27
    • Internal Battery Replacement Procedures

      28
• Troubleshooting

  29
  • Troubleshooting Guide

    30
• Specifications

  33
  • Battery Cabinet Specifications

    34
  • Battery Run Times

    35
  • Product Warranty Registration

    36