Liebert GXT2 - 3X1 User manual

GXT2 - 3X1 Intelligent, High
Frequency, Online UPS
10/15/20kVA USER MANUAL
E1-20010329-C-1.0
Liebert Corporation

IMPORTANT INSTRUCTIONS FOR SAFE USE
The UPS must be commissioned by a Liebert - approved engineer
before it is put into service. Failure to observe this condition will
invalidate any implied warranty .
Do not apply power to this equipment before it has been
commissioned by a Liebert - approved engineer. He will validate
the installation work and install ' site information ' into the
micro-controller memory. This information is required to
substantiate any warranty claims that might be made.
If you find any problems with the procedures in this manual, seek
immediate assistance from the Liebert distributor or agent from
whom you purchased the equipment.
Do not attempt to service this product yourself .It contains no user
serviceable parts. All servicing must be referred to qualified
personnel.
Qualified personnel should be consulted if liquid spills into the
product.
The UPS is for indoor use only.
It must be protected from rain or excessive moisture and installed
in clean environment , free from flammable liquids, gasses , or
corrosive substances. Do not put drinks, plants, or any other
containers holding liquids, on top of the unit.
Ventilation grills are provided beneath and at the rear of the
cabinet. Do not block or cover these openings otherwise
overheating may occur and UPS operation become unreliable.
Never poke anything through the ventilation holes or openings.

Do not place magnetic storage media on top of the unit as it can
corrupt the data stored on them.
Electromagnetic Compatibility
WARNING
This is a Class A UPS product. In a domestic environment this
product may cause radio interference, in which case the user
may be required to take additional measures.
Limits on use:
WARNING
This UPS should not be supplied from electrical power
systems of the 'IT' (Impedance a Terre ) type.
(IEC 364-ELECTRICAL INSTALLATION OF
BUILDINGS)

Content
Chapter 1 Introduction 1
1.1 Application 1
1.3 System Function Block 1
1.4 Features 2
Chapter 2 Installation 5
2.1 Unpacking Inspection 5
2.2 Outline and Panel Description 5
2.2.1 Outline 5
2.2.2 Front Panel 7
2.2.3 Rear Panel 8
2.3 Installation 8
2.3.1 Important Note 8
2.3.2 Installation Procedure 10
2.4 Connection of External Batteries 13
Chapter 3 Operation 17
3.1 Operating Mode 17
3.1.1 Normal Mode 17
3.1.2 Bypass Mode 18
3.1.3 Battery Mode 18
3.1.4 ECO Mode 19
3.1.5 Failure Mode 20
3.2 Operation 21
3.2.1 Startup and Initialization 21
3.2.2 Turn On the Inverter 22
3.2.3 Manual Battery Self-testing 24
3.2.4 Turn off the Inverter 25
3.2.5 Totally Shutdown the System 26

3.2.6 LCD Panel Operation 26
Chapter 4 Maintenance and Storage 27
I. Battery Maintenance 27
II. Keep Air Vent Unblocked 28
III. UPS State Check 28
IV. Function Inspection 28
Chapter 5 Troubleshooting 31
Appendix 1 LCD Panel Displays and Operation 35
1. Constitution of Display Panel 35
2. Function of display Panel 36
3. Menu Operation 39
4. Information LCD-displaying Priority 42
Relay Communication Mode 43
Appendix 2 Product Specification 46
Appendix 3 Accessories 49

6 Chapter 1 Product Introduction
E1-20010329-C-1.0
Chapter 1 Introduction
1.1 Application
GXT2-3X1 Series UPS provides high quality AC power to your precision instrument. It
can be applied in Computer Center , Network Management Center, Communication
System, Automation Control System, precision instrument or other Critical Systems.
1.2 Classification
" GXT2-3X1 " Series include 10kVA, 15kVA and 20kVA UPS products, shown in the
following table:
Capacity 10kVA 15kVA 20kVA
Model GXT2-3X1-0100L GXT2-3X1-0150L GXT2-3X1-0200L
Description Extended Battery
Cabinet is required
Extended Battery
Cabinet is required
Extended Battery
Cabinet is required
1.3 System Function Block
System can run with as a single UPS, or in Hot-standby mode to increase the system
reliability (Refer to figure 1-2).
Figure 1-1 single UPS module
Rectifier Inverter
Utility Utility Switch
Load
bypass
bypass breaker
Maintenance bypass
Maintenance
switch
Electronic
Transfer
Switch
Charger
Short circuit cable
for hot standby
Battery
Group1
Battery
Group 2

Chapter 1 Product Introduction 7
E1-20010329-C-1.0
Figure 1-2 hot-standby system
1.4 Features
GXT2-3X1 Series Three phase input/Single phase output 10kVA/15kVA /20kVA UPS
is an advanced, intelligent, Online with Sinusoidal waveform output UPS system. The
system adopts high-frequency double conversion topology structure with high input
power factor, wide input voltage range, with the following Key features:

UPS can operate with loss of input phases (up to 2 phases)
 Digital Signal Processing (DSP) Controlled.

Self- diagnostic

Intelligent battery management
 LCD & LED annunciation

Static by pass

Maintenance bypass

Large internal charger
Rectifier Inverter
Utility
Utility Breaker
Load
bypass
bypass Breaker
Maintenance bypass
Maintenance
switch
Electronic
Transfer
Switch
Charger
Battery
Group1
Battery
Group 2
Backup
UPS
Master UPS

Chapter 2 Installation 9
E1-20010329-C-1.0
Chapter 2 Installation
2.1 Unpacking Inspection
1. Unpack the packing box to move the UPS to position , be careful not to drop it as it is
heavy.
2. In the event of product damage due to transportation, please notify Liebert or its
authorized agent.
2.2 Outline and Panel Description
2.2.1 Outline
Figure 2-1 UPS Front view
LCD Display Panel
Ventilation holes on front panel
Supporting caster
Adjustable Footpad

10 Chapter 2 Installation
E1-20010329-C-1.0
Figure 2-2 Front view without panel
Figure 2-3 LCD display Panel
Air-inlet holes on Front Panel
Utility Switch
Bypass Switch
Maintenance Switch
Off Key
Utility
On/Silence Key
Fault
Enter Key
Bypass
Scroll Key
Battery
LCD Display
Inverter