Owners manual
Table Of Contents
- Important Safety Precautions
- Save These Instructions
- Glossary of Symbols
- 1.0 Product Description
- 1.1 Features
- 1.2 Available Models
- 1.3 Appearance and Components
- 1.3.1 Front Panel and Controls
- 1.3.2 Rear Panel Features
- Figure 2 Rear panel components—Liebert GXT4 120V rack/tower, 500, 700, 1000VA model
- Figure 3 Rear panel components—Liebert GXT4 120V rack/tower, 1500VA model
- Figure 4 Rear panel components—Liebert GXT4 120V rack/tower, 2000VA model
- Figure 5 Rear panel components—Liebert GXT4 120V rack/tower, 3000VA model
- Figure 6 Rear panel components—Liebert GXT4 208V rack/tower, 3000VA model
- 1.4 Major Components
- 1.5 Operating Mode
- 2.0 Installation
- 3.0 Operation and Display Panel
- Figure 14 Operation and display panel
- 3.1 LED Indicators
- 3.2 Control Buttons
- 3.3 LCD
- 3.4 Menu Structure
- Figure 15 Menu structure
- 3.4.1 Startup Screen
- 3.4.2 Default Screen
- 3.4.3 Main Menu Screen
- 3.4.4 Prompt List
- 3.4.5 Warning List
- 3.4.6 Fault List
- 4.0 Operation
- 5.0 Communication
- 6.0 Maintenance
- 7.0 Troubleshooting
- 8.0 Battery Cabinet
- 9.0 Specifications
- Table 13 Specifications of GXT4-500RT120 - GXT4-700RT120 and GXT4-1000RT120 models
- Table 14 Specifications of GXT4-1500RT120 - GXT4-3000RT120 and GXT4-3000RT208 models
- Table 15 Battery cabinet specifications
- Table 16 Operating temperature parameters
- Table 17 Battery run times
- 9.1 Product Warranty Registration
- 9.2 Technical Support

Specifications
49 Liebert
®
GXT4
™
9.1 Product Warranty Registration
Registration is not required to activate the product warranty on a Liebert UPS. Registration is
required to qualify for the Product Protection Promise. To register, visit the Emerson Network
Power
®
Web site to fill out the online form at:
www.emersonnetworkpower.com/en-US/Forms/Pages/LiebertProductWarrantyRegis-
tration.aspx
• To contact warranty support by e-mail: dpg.warranty@emerson.com
9.2 Technical Support
Technical support contacts are listed on the back cover of this document. To contact Emerson Channel
Product Support:
Phone
• NORTH AMERICA: 1-800-222-5877
• OUTSIDE NORTH AMERICA: 00-800-1155-4499
E-mail
• TECHNICAL SUPPORT: liebert.upstech@emerson.com










