Liebert 1000kVA Manuals

Liebert 1000kVA Manuals

Manuals and User Guides for Liebert 1000kVA. We have 1 Liebert 1000kVA manual available for free PDF download: Operation & Maintenance Manual

Liebert 1000kVA Operation & Maintenance Manual

Liebert 1000kVA Operation & Maintenance Manual (120 pages)

100-1000kVA, 60Hz Three Phase Multi-Module

Brand: Liebert | Category: UPS | Size: 2 MB

Table of Contents

Contacting Liebert for Support
2
- Table of Contents
  3
- Save These Instructions
  7
Important Safety Instructions
7
1 Introduction

8
- System Description
  8
- Figure 1 Multi-Module UPS, 100-500Kva
  8
- Figure 2 Multi-Module UPS, 500-750Kva
  9
- Reliability
  10
- Figure 3 System Control Cabinets
  10
- Safety Precautions
  11
- Modes of Operation
  11
  - Normal-Load on UPS
    11
  - Input Power Failure
    11
  - Recharge
    12
  - Overload
    12
  - Redundant
    12
  - Bypass-Internal
    12
  - Maintenance Bypass
    12
  - Off-Battery
    12
- Operator Controls
  12
- Figure 4 SCC Controls and Display Screen with Example of the Monitor/MIMIC Screen
  13
- Options
  14
2 Theory of Operation

16
- General Component Descriptions
  16
  - System Control Cabinet
    16
  - UPS Module
    17
  - Battery Plant
    17
  - Figure 6 UPS Module Block Diagram
    17
- Detailed Component Descriptions
  18
  - Controls
    18
  - Rectifier/Charger
    19
  - Isolation Transformer
    19
  - Battery Charging Circuit
    20
  - Battery Disconnect
    20
  - Inverter
    21
  - Static Bypass
    22
    
    Figure 7 System Control Cabinet Block Diagram
    22
    
    Fuse Protection
    22
    
    Automatic Retransfers to UPS
    24
    
    Manual Transfers
    24
  - Redundant Mode
    25
3 Operation

26
4 Maintenance

104
- Safety Precautions
  104
- Liebert Global Services
  105
- Professional Start-Up
  105
- Routine Maintenance
  106
  - Record Log
    106
  - Air Filters
    106
  - Limited Life Components
    107
- Battery Maintenance
  108
- Detection of Trouble
  112
- Table 15 Torque Specifications (Unless Otherwise Labeled)
  112
- Reporting a Problem
  113
- Corrective Actions
  113
- Recommended Test Equipment
  113
- Upstream Feeder Circuit Breaker Setting Inspections
  113
- Table 16 Recommended Test Equipment and Tools
  113
5 Specifications

114
- Rating
  114
- Figure 70 Output Power Envelope for 0.8 and 0.9 Pf Rated Units
  114
- Environmental Conditions
  115
- Table 17 Specifications Applicable to Environment
  115
- Adjustments
  116
- Battery Operation
  116
- Electrical Specifications
  117

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