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manual Liebert NX, AC Power, For Business-Critical Continuity
Models:
NX
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Specs
Warranty
Maintenance
Reporting a Problem
Transfer Procedure
Automatic Transfers to Bypass, UPS System Faults
Remote Alarm Unit
Battery Cabinet Precautions
Settings Menu
Safety Precautions
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Contents
Liebert NX
AC Power
For Business-Critical Continuity
CONTACTING EMERSON NETWORK POWER FOR SUPPORT
Product Warranty Registration
IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS
TABLE OF CONTENTS
1.0 INTRODUCTION
2.0 OPERATION
5.0 SPECIFICATIONS
4.0 MAINTENANCE
3.0 OPTIONS
TABLES
FIGURES
Page
SAVE THESE INSTRUCTIONS
IMPORTANT SAFETY INSTRUCTIONS
Battery Cabinet Precautions
1.0 INTRODUCTION
1.1 General Description
UPS Module
Critical Load
1.2.2 Bypass Mode
1.2.1 Normal Mode
1.2.3 Battery Mode
1.2.4 Maintenance Bypass
1.3 Options
2.0 OPERATION
2.1 Features
DOORS AND INNER SKINS REMOVED
FRONT DOORS REMOVED
Figure 3 Main components, 400-600kVA Liebert NX
Figure 4 Main display screen, typical
Figure 5 Normal Mode
Figure 6 Utility fail
Operation
2.2.1 Main Display Screen
2.2 Touchscreen Navigation
System Status
2.2.3 Events Log Menu
2.2.2 Status
2.2.4 Measures Menu
Figure 8 Status
Battery Status
2.2.5 Battery Menu
Battery Test
Figure 9 Measures menus
Figure 10 Battery parameters
Battery Measures
Operation
LiebertNX
Figure 11 Life menu
2.2.6 Life Menu
Operation
LiebertNX
2.3 Animated One Line Mimic
2.2.7 Settings Menu
2.4 Modes of Operation
2.3.1 Rectifier Functional Block
Figure 13 Load on bypass
2.4.1 Load on Bypass
DC Bus
Figure 14 Load on bypass, UPS available
2.4.3 Off DC Source
2.4.2 Input Power Failure-Load on DC Source
Figure 16 Input power fail, load on DC source
Figure 17 Load on UPS, DC source not available
2.5 Manual Operations-All Systems
2.4.4 Remote Emergency Power Off
UPS Module
Critical Load
2.5.1 Startup-Single Module System
2.5.2 Startup-1+N System
Retransfer Procedure
Transfer Procedure
2.5.3 Load Transfer and Retransfer-Single Module System
2.5.6 1+N System Transfer load from UPS to Bypass
2.5.8 Shut Down-Single Module UPS System
2.5.7 1+N System Transfer load from Bypass to UPS
2.5.9 1+N System Shutdown
2.5.11 Load Transfer-1+N System Add a UPS to the System Collective
2.5.10 Load Transfer-1+N System Remove a UPS from System Collective
2.6.1 Overloads Without Transfer
2.6 Automatic Operations
2.6.2 Automatic Transfers to Bypass Overload Condition
2.6.3 Automatic Transfers to Bypass, UPS System Faults
2.6.4 Automatic Retransfers to UPS
3.2 MopUPS Shutdown and Monitoring Software
3.1 Remote Alarm Unit
3.0 OPTIONS
3.4 Connectivity
3.3 Manage UPS Adapter
For details, see http//connectivity.Emersonpower.com
Connectivity combinations
3.4.2 Available Selectable Output Contacts
3.4.1 Available Selectable Input Contacts
4.0 MAINTENANCE
4.1 Safety Precautions
Observe the safety precautions in Battery Cabinet Precautions on page
Maintenance Agreements The Signature Program
4.2 Liebert Services
4.2.1 Professional Startup
Training
4.3.1 Record Log
4.3 Routine Maintenance
4.3.2 Air Filters
4.3.3 Limited Life Components
4.4 Battery Maintenance
4.4.1 Battery Safety Precautions
Table 5 Battery voltage, nominal and float
Matching Battery Cabinets-Optional
Table 6 Battery retorque values
Other DC Sources
4.7 Upstream Feeder Circuit Breaker Setting Inspections
4.6 Reporting a Problem
4.5 Detecting Trouble
4.5.1 Items to check include
5.1.1 Battery Operation
5.0 SPECIFICATIONS
Notes on Environmental Specifications
5.1 DC Sources
Physical specifications
Electrical specifications
Specifications
LiebertNX
Specifications
Page
Of Mission-Critical Data And Applications
Ensuring The High Availability
AC Power
For 
Liebert® NX™ 
Operation and Maintenance Manual – AC Power For Liebert® NX™ Operation and Maintenance Manual –