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Liebert
UPS System
user manual
Models:
UPS System
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Troubleshooting
Specs
Install
Selection of signal cables
Error! Bookmark not defined
Wiring of the batteries
Warranty
Dimension
Maintenance
Configuration
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Contents
Liebert iTRUST UPS System
Page
Contents
Page
Error! Bookmark not defined
Page
Configuration
Basics
Operation Theory
Main circuit of UPS
Structure and Layout
Components of 20/30kVA UPS
Normal mode
Operation Modes
Battery Mode
Bypass Mode
ECO Mode
Maintenance Mode
Parallel Operation mode
United Power Mode
Dual Input Mode
Basic Functions
Specifications
Functional Parameters
Parameters of Liebert iTrust UPS are given in -1
LCD+LED
Electrical Parameters
Page
Environmental Conditions
Dimensions
Unpacking
Fixing holes
40/60kVA UPS Outline Dimension
Transportation
Positioning of UPS
Hoisting the UPS
Transportatio with Forklift
Fixed position without a base
Fixed cabinet position on a base
Cable Access
Install the UPS on a support rack
Ventilation
UPS top cable output
One UPS cabinet and several battery cabinets
One UPS cabinet and one battery cabinet
Layout of Cabinet
12 Layout
Page
Selection of power cables
Calculation of current of power cables
Selection of cables
Current carrying capacity of cables
Selection of signal cables
Power cables
Cable connections
Cabling layout
Cable routing
20/30kVA UPS bottom cable output
Cable connection
Power cable connection of One branch utility source
Routing the signal cable
Signal cable
Earthing Method
Layout of signal cables of 20/30/40/60kVA UPS
Connection method
RS232 Serial Port
Connection of modem
Connection of input and output voltage free contacts
12 RS485 Port
BLV-C
Connector Name of contacts Board name Input/output
Battery Temperature detection cable
Connection of Single UPS System
Page
Explanation of Circuit Breakers
Startup Procedure
Startup
Setting the functions
Function Setup Menu
UL33-0400L 125030 Inv. On Units Out
Functional checks
Modem RS232
Switching between operation mode
Check the function of the display panel
Commissioning of UPS
Display panel
Layout of Display Panel
LED Indication
Function Dividing
Functional Keys
Alarm Buzzer
LCD and Menu Keys
Menu key
LCD
UL33-0400L 123020
Displayed information
Opening display
Main Menu Display
UPS Basic Information
Menu Keys Display Window
Display Menu
Information of main menu
Shift keyF1 display
UL33-0400L
Local Batt. Temp. C 23.2 System Batt. Boost Charging
Chinese
Function Setup
Language setup
Address setup
Time setup
UL33-0400L 125030 Inv. On Units Out
27 Setup the date
Manual battery self-test
29 Setup the date
Contrast adjustment
History log
Background communication setup
33 History log
Call-back number setup
Modem RS232
Battery low
39 Call-back number setup
Prompt window
12.5
UL33-0400L 123020 Inv. On Units Mains Power
Events and State Information
44 Load capacity exceed that of single module UPS system
UPS Events
UPS states State Reason
Start up
Setup procedures
Start from utility
Shutdown in normal mode
Shutdown in bypass mode
Shutdown in battery mode
Shutdown in ECO mode
Shutdown in United powering mode
Emergency shutdown and recovery
Transferring between operation modes
Fault clear
Mute
Monitoring system
Monitoring single UPS
Monitoring parallel operation system
Output dry contact
Input and output contacts
Input contacts
Maintenance
Temperature measuring
Daily maintenance
Daily checking
Weekly checking
Annual checking
Battery storage
Battery maintenance
Other checking
Manual battery self-test
Auto battery self test
Shutdown maintenance
UPS system troubleshooting
LED indicator
Procedures
Basics
Buzzer alarm
LED indicator of lightning protection device
LCD indication for fault information
No.1 Fault description Reason Actions to be taken
No.1 Fault description Reason Actions to be taken
UPS
System Introduction
Features of parallel systems
Conditions for parallel operation
Parallel System consisting of two units
Theory of Operation
Paralleling for Redundancy of more than two units
Paralleling for Capacity Expansion
Series Hot-Standby parallel system
Series backup mode
Operation modes
Installation
Cabinet installation
Parallel operation system with two UPS units
Parallel operation system with multi UPS units
Power cables
Electrical installation
Signal cables
External Power Distribution
Start up of Parallel Operation System
Using the Parallel Operation System
Switch on the Parallel System
Start from battery
Shutdown the Parallel Operation System
Shutdown in united operation mode
Normal mode to battery mode
Repairing the failed UPS unit in parallel operation system
Normal mode to bypass mode
Bypass mode to normal mode
Battery mode to normal mode
Emergency shutdown
Fault and Fault Process Methods
UPS
Battery
Capacity selection
Battery cabinet
External Dimensions
Installation of battery cabinet
Wiring of the batteries
Battery layout inside battery cabinet
105
Snmp Card and the Software
Technical features
Product structure and ports
Network Software
Modem
Temperature sensor TMP12Z
Level C Lightning Protection System SPD24Z
Installation procedures of SPD24Z
Introduction of SPD24Z
User
Using and Maintenance
Maintenance
Bypass Isolation Transformer
Ambient condition
Service after Sales
Abnormal Fault Handling
Service after Sales
Chapter Service after Sales
Warranty
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