Liebert NX 30 kVA Manuals

Manuals and User Guides for Liebert NX 30 kVA. We have 1 Liebert NX 30 kVA manual available for free PDF download: User Manual

Liebert NX 30 kVA User Manual

Liebert NX 30 kVA User Manual (64 pages)

UNINTERRUPTIBLE POWER SUPPLY

Brand: Liebert | Category: Power Supply | Size: 1 MB

Table of Contents

Uninterruptible Power Supply
1
Table of Contents
3
Chapter 1 Installing the UPS Module

7
- Brief Introduction
  7
- Unpacking
  8
- Initial Check
  8
- Location Selection
  9
- Positioning
  10
  - System Cabinet
    10
  - Moving the Cabinet
    10
  - Clearance
    10
  - Front Access
    10
  - Final Positioning and Fixing
    11
  - Cable Entry
    11
- External Protective Device
  11
  - Rectifier and Bypass Input
    12
  - External Battery Circuit Breaker
    12
  - UPS Output
    12
- Power Cable
  13
- Control Cables and Communication
  17
Chapter 2 Battery

22
- Brief Introduction
  22
- Safety
  22
- Battery Power Cable (External Batteries Only)
  23
  - Overview
    23
  - Installing the Batteries
    23
  - Connecting the Batteries
    23
- Battery Maintenance
  25
- Battery Recycling
  25
- Reference Current and Connection of External BCB
  26
Chapter 3 Installing Parallel Systems

28
- Overview
  28
- N Parallel System
  28
  - Installing the Cabinet
    28
  - External Protective Device
    29
  - Power Cable
    29
  - Auxiliary Control Wiring
    30
  - Parallel Control Cables
    30
- Dual Bus System
  31
  - Installing the Cabinet
    31
  - External Protective Device
    31
  - Power Cable
    31
  - Control Cable
    31
Chapter 4 Operation

33
- Brief Introduction
  33
  - Operating Theory
    33
  - Static Transfer Switch
    34
- N Parallel System
  34
  - Parallel System Features
    34
  - Requirements for Paralleling UPS Modules
    34
- Operating Mode
  34
  - Normal Mode
    35
  - Battery Mode
    35
  - Automatic Restart Mode
    35
  - Bypass Mode
    35
  - Maintenance Mode (Manual Bypass)
    35
  - Parallel Redundancy Mode (System Expansion)
    35
- Battery Management (Set up During Commissioning)
  35
  - Normal Function
    35
  - Advanced Function
    36
- Battery Protection (Set up by Commissioning Engineer)
  36
Chapter 5 Operator Control and Display Panel

37
- Introduction
  37
  - Indicators
    37
  - Audible Alarm (Buzzer)
    38
  - Control Keys
    38
  - LCD and Menu Keys
    38
- LCD Screen Type
  39
  - Start Screen
    39
  - Primary Screen
    39
  - Default Screen
    40
- Detailed Description of Menu Items
  40
- Prompt Window
  42
- Status/Alarm List
  42
Chapter 6 Operating Instructions

46
Chapter 7 Service

54
- Service Procedures for Power Module and Bypass Module
  54
- Air Filter Replacement Procedure
  55
Chapter 8 Product Specifications

57
Chapter 9 Transformer Versions

61
- Input Transformer Version
  61
- Output Transformer Version
  62
Appendix 1 Option List

63
Appendix 2 Abbreviations

64

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