TABLE OF CONTENTS
Important Safety Instructions 5
Glossary Of Symbols 7
1 Introduction 9
2 System Description 10
2.1 Transient Voltage Surge Suppression (TVSS) and EMI/RFI Filters 10
2.2 Rectifier/Power Factor Correction (PFC) Circuit 10
2.3 Inverter 10
2.4 Battery Charger 10
2.5 DC-to-DC Converter 10
2.6 Battery 11
2.7 Dynamic Bypass 11
3 Major Components 13
3.1 Main Frame and Electronics 13
3.2 Removable Power Distribution Box 16
3.3 Internal Battery Packs 19
4 What’s Included 21
5 Installation and Configuration 23
5.1 Install the Main Cabinet 23
5.1.1 Tower UPS Installation 23
5.1.2 Rack-Mount UPS Installation 25
5.1.3 Installing the Adjustable Rack-Mount Kit—Sold Separately 25
5.2 External Battery Cabinet Installation 28
5.3 Connect Input/Output Power 29
5.3.1 Remove the Power Distribution Box from 5000 and 6000VA Models 29
5.3.2 Remove the Power Distribution Cover from 8000 and 10,000VA Models 30
5.3.3 Install the Power Distribution Box on 5000 and 6000VA Models 31
5.3.4 Install the Power Distribution Box on 8000 and 10,000VA Models 31
5.3.5 Distribution Box Electrical Connections 31
5.4 IT Power System Configuration—Liebert GXT3-6000RTL630 Only 33
6 Configuration Program 35
6.1 Configuration Program Features 35
6.1.1 What You Will Need 35
7 Controls and Indicators 37
7.1 ON/Alarm Silence/Manual Battery Test Button 37
7.2 Standby/Manual Bypass Button 37
7.3 Load Level Indicators (4 Green, 1 Amber) 37
7.4 Battery Level Indicators (5 Green) 38
7.5 UPS Status Indicators 38
8 Operation 41
8.1 Startup Checklist for the Liebert GXT3 41
8.2 Initial Startup and Electrical Checks 41
8.3 Manual Battery Test 41
8.4 Put the Liebert GXT3 in Manual Bypass 42
8.5 Shut Down the Liebert GXT3 42
8.6 Disconnecting Input Power from the Liebert GXT3 42
8.7 Maintenance Bypass 42
9 Communication 43
Vertiv | Liebert® GXT3 ™ Installer/User Guide | 3
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