Emerson 40-200KVA User Manuals

Table of Contents

• Important Safety Instructions

  11
• SAVE THESE INSTRUCTIONS

  11
  • Battery Cabinet Precautions

    13
• Glossary of Symbols

  15
• 1.0 Introduction

  16
• 2.0 Installation

  17
  • 2.1 External Inspections

    17
  • 2.2 Internal Inspections

    17
    • 2.2.1 Storing for Delayed Installation

      18
  • 2.3 Preliminary Checks

    18
    • 2.3.1 Identification

      18
  • 2.4 UPS Location

    18
    • 2.4.1 Positioning the UPS

      18
    • 2.4.2 Environmental Considerations

      18
      • Battery Location

        19
    • 2.4.3 Special Considerations for Parallel Systems

      19
  • 2.5 Considerations in Moving the Liebert NX

    19
    • Final Position

      19
  • 2.6 Mechanical Considerations

    20
    • 2.6.1 Clearances

      20
    • 2.6.2 Floor Installation

      20
    • 2.6.3 Cable Entry

      20
      • System Composition

        20
    • 2.6.4 Optional Cabinets

      21
      • Figure 1 Cabinet arrangement—Liebert® NX™ units and battery cabinets

        21
      • Figure 2 Cabinet arrangement—Liebert® NX™ UPS, battery cabinets and Liebert NX bypass distribution cabinets

        22
• 3.0 Electrical Connections

  23
  • 3.1 Power Cabling

    23
    • 3.1.1 Cable Rating

      23
      • Lug Size and Torque Requirements

        23
    • 3.1.2 UPS Input Configuration

      24
      • Figure 3 Single module block diagram—dual input configuration

        24
    • 3.1.3 Cabling Guidelines

      24
    • 3.1.4 Cable Connections

      25
    • 3.1.5 Safety Ground

      25
    • 3.1.6 Protective Devices

      25
      • UPS Rectifier and Bypass Input Supply

        25
    • 3.1.7 Cabling Procedure

      26
      • Common Input Connections

        26
      • Dual Input Connections

        26
      • Output System Connections—Ensure Correct Phase Rotation

        27
      • Frequency Converter Mode

        27
  • 3.2 Control Cables

    28
    • 3.2.1 Monitor Board Features

      28
      • Figure 4 Monitor board U2

        28
      • Figure 5 Auxiliary terminal block detail (Monitoring Board)

        29
  • 3.3 Dry Contacts

    30
    • 3.3.1 Input Dry Contacts

      30
      • Figure 6 Input dry contacts

        30
      • Table 1 Input dry contacts at X3

        30
    • 3.3.2 Maintenance Bypass Cabinet Interface

      30
      • Table 2 Maintenance bypass cabinet interface

        30
    • 3.3.3 Battery Circuit Breaker Control Interface

      31
      • Table 3 BCB control interface

        31
    • 3.3.4 Output Dry Contacts

      31
      • Figure 7 Output dry contacts and EPO wiring for firmware before M170

        31
      • Table 4 Output dry contact relays

        31
    • 3.3.5 EPO Input—Optional

      32
      • Figure 8 EPO wiring

        32
      • Table 5 EPO input contact relays

        32
• 4.0 Battery Installation

  33
  • 4.1 Introduction

    33
  • 4.2 Safety

    33
  • 4.3 External Battery Cabinet Installation

    34
    • 4.3.1 Battery Cabinets

      34
      • Figure 9 Battery cabinets for Liebert® NX™

        34
    • 4.3.2 Connecting the Batteries

      35
      • Figure 10 Battery cabinet—details

        35
    • 4.3.3 Installation Considerations

      35
      • Figure 11 Battery tray and supports

        36
    • 4.3.4 Connecting the Battery Cabinet to the UPS

      36
  • 4.4 Non-Standard Batteries

    36
  • 4.5 BCB Shunt Trip

    37
  • 4.6 Alber Monitoring System—Optional

    37
• 5.0 Options

  38
  • 5.1 Load Bus Synchronization

    38
    • 5.1.1 Performance Requirements

      38
    • 5.1.2 LBS Cable and Settings

      38
      • Figure 12 Load Bus Synchronization cable connection in single module systems

        38
      • Figure 13 Load Bus Synchronization cable connection with multi-module systems

        39
  • 5.2 Configuring Parallel Sbasystem Operation

    40
    • 5.2.1 General

      40
    • 5.2.2 Features of Parallel System

      40
      • Figure 14 Parallel system block diagram

        40
      • Figure 15 Paralleling cabinet with input and bypass circuit breakers

        41
      • Figure 16 Paralleling cabinet with input, bypass and distribution circuit breakers

        41
    • 5.2.3 Operating Principles

      42
      • Redundancy Paralleling

        42
    • 5.2.4 Operation Modes Summary

      42
  • 5.3 Installing Parallel System

    42
    • 5.3.1 Conditions for Parallel System

      42
    • 5.3.2 Cabinet Installation

      43
    • 5.3.3 Preliminary Checks

      43
    • 5.3.4 Power Cables

      43
    • 5.3.5 Parallel Control Cables

      43
      • Parallel System Control Cables

        43
        • Figure 17 Connecting system parallel control cables

          43
      • Auxiliary Dry Contact Cables

        44
        • Figure 18 Auxiliary dry contact cables for output breaker in multi-module system

          44
    • 5.3.6 Emergency Power Off (EPO)

      45
      • Figure 19 Connecting EPO push button

        45
• 6.0 UPS Specifications

  46
  • 6.1 Conformity and Standards

    46
  • 6.2 UPS Environmental

    46
    • Table 6 Environmental characteristics

      46
  • 6.3 UPS Mechanical Characteristics

    46
    • Table 7 UPS mechanical characteristics

      46
  • 6.4 UPS Electrical Characteristics

    47
    • Table 8 UPS terminal

      47
    • 6.4.1 Input Rectifier

      48
      • Table 9 Rectifier input power

        48
      • Table 10 Input voltage window with derating

        48
      • Table 11 Liebert-approved replacement batteries

        49
    • 6.4.2 DC Intermediate Circuit

      49
      • Table 12 DC intermediate circuit

        49
    • 6.4.3 Inverter Output

      50
      • Table 13 Inverter output

        50
    • 6.4.4 Bypass Input

      50
      • Table 14 Bypass input

        50
• 7.0 Liebert® BDC™

  51
  • Figure 20 Single input UPS with external Liebert BDC with optional internal transformer—typical configuration

    51
  • 7.1 Normal (UPS) Mode

    51
    • 7.1.1 Bypass Mode

      52
  • 7.2 Maintenance Mode

    52
  • 7.3 Locating the Cabinet

    52
  • 7.4 Cable Installation

    52
    • 7.4.1 Wiring Preparation

      52
      • Removing the Cover Plates

        52
    • 7.4.2 Power Cable Installation

      52
      • Table 15 Power cable size selection (Copper Wire Only)

        52
    • 7.4.3 Input/Output Wiring

      53
      • Figure 21 Liebert® BDC connection to UPS

        54
      • NOTES

        54
        • Table 16 Control wiring for Liebert® NX™ UPS to Liebert BDC

          54
        • Figure 22 Liebert BDC connection to Liebert® NX™

          55
        • Table 17 Circuit breaker schedule - Main circuit breaker

          56
        • Table 18 Main panelboard circuit breaker

          57
        • Table 19 Panelboard branch circuit breaker

          57
        • Table 20 Subfeed circuit breaker

          58
        • Table 21 Square D I-Line panelboard circuit breaker

          58
  • 7.5 Bolting Cabinets Together

    59
    • Figure 23 Bolting a Liebert® NX™UPS to a Liebert BDC™

      59
    • Figure 24 Outline drawing, Liebert BDC™, 47" cabinet

      60
• 8.0 Installation Drawings

  61
  • Figure 25 Outline drawing, Liebert NX 40-120kVA

    61
  • Table 22 Weights, Liebert NX 40-120kVA

    61
  • Figure 26 Terminal details, 34" battery power pack system for Liebert® NX™ 480V UPS

    62
  • Table 23 Battery cabinet ground

    62
  • Table 24 Battery cabinet circuit breaker

    62
  • Figure 27 Liebert® NX™ 80-120kVA dimensions—front and left side

    63
  • Table 25 UPS terminal specifications

    63
  • Figure 28 Liebert® NX™ 160-200kVA dimensions—front and left side

    64
  • Table 26 Electrical specifications, Liebert NX 160-200kVA

    64
  • Figure 29 Liebert® NX™ 160-200kVA dimensions—front and left side

    65
  • Figure 30 Liebert® NX™ 40-120kVA main components—typical unit

    66
  • Figure 31 Liebert® NX™ 160-200kVA dimensional view—front and left side

    67
  • Figure 32 Liebert® NX™ 160-200kVA dimensions continued—top and bottom view

    68
  • Figure 33 Liebert® NX™ 160-200kVA main components—typical unit

    69
  • Figure 34 Liebert® NX™ 40-120kVA cable connections

    70
  • Figure 35 Liebert® NX™ 160-200kVA cable connections

    71
  • Figure 36 Outline drawing, 33" battery power pack system, single cabinet

    72
  • Figure 37 Terminal details, 33" battery power pack system, single cabinet Liebert® NX™

    73
  • Figure 38 Outline drawing, 49" battery power pack system, single cabinet

    74
  • Figure 39 Terminal details, 49" battery power pack system

    75
  • Figure 40 Liebert® NX™ 160-200kVA UPS to 49" battery cabinet interconnection

    76
  • Figure 41 Liebert® NX™ 40-120kVA UPS to 33" battery cabinet interconnection

    77
  • Figure 42 Outline drawing, Liebert® NX™ 480V 33" parallel cabinet

    78
  • Figure 43 Outline drawing, Liebert® NX™ 480V 49" parallel cabinet

    79
  • Figure 44 Liebert® NX™ 480V paralleling cabinet with input and bypass circuit breakers, main components

    80
  • Figure 45 Liebert® NX™ 480V paralleling cabinet main components—input, bypass and distribution circuit breaker configuration

    81
  • Figure 46 Main component location drawing Liebert® NX™ 480V, CB2, CB3, CB4 configurations

    82
  • Figure 47 Liebert® NX™ 480V 40-120kVA UPS to Paralleling Cabinet Interconnection—Configuration BB0, FB0, KB0 parallel connection to Liebert NX

    83
  • Figure 48 Interconnecting details for Liebert® NX™ 40-120kVA UPS to paralleling cabinet with input, bypass and distribution circuit breakers

    84
  • Figure 49 Lineup detail—Configuration CB2, CB3, CB4 parallel connection to Liebert® NX™

    85
  • Figure 50 Line-up detail, bolt together description, 40-120 kVA Liebert® NX™

    86
• 9.0 Operation

  87
  • 9.1 General Description

    87
    • Figure 51 Single module block diagram (dual input configuration)

      87
    • 9.1.1 Bypass Supplies

      88
    • 9.1.2 Operating Modes

      88
      • Normal Mode

        88
      • Battery Mode

        88
      • Bypass Mode

        88
      • Maintenance Mode

        89
      • Parallel Redundancy Mode (System Expansion)

        89
      • Frequency Converter Mode

        89
      • Eco Mode

        89
• 10.0 Operator Control and Display Panel

  90
  • 10.1 Operator Control Panel

    90
    • Figure 52 Overview of control panel

      90
    • 10.1.1 Display Panel Layout

      90
      • Figure 53 Detailed view of control panel

        90
  • 10.2 Mimic Display Indicators

    91
    • Figure 54 Mimic display indicators location

      91
    • Table 27 Mimic display status indicators

      91
  • 10.3 Control Buttons

    92
    • Figure 55 Location of control buttons

      92
    • Table 28 Control buttons

      92
  • 10.4 Audible Buzzer

    93
    • Figure 56 Buzzer location

      93
  • 10.5 LCD Overview

    93
    • Figure 57 Sections of the LCD

      93
  • 10.6 Navigation Keys

    94
    • Table 29 Icons for navigation keys

      94
  • 10.7 UPS System Information

    94
    • Table 30 Description of items in UPS system window

      94
  • 10.8 LCD Menus and Data Items

    95
    • Figure 58 Menu tree

      96
    • Table 31 Descriptions of UPS menus and data window items

      96
  • 10.9 Language Selection

    98
    • Figure 59 Language selection

      98
  • 10.10 Current Date and Time

    98
    • Figure 60 Set date and time

      99
  • 10.11 UPS Status Messages

    100
    • Figure 61 Current status and history log records

      100
  • 10.12 Types of LCD Screens

    101
    • 10.12.1 Opening Display

      101
      • Figure 62 Opening display

        101
    • 10.12.2 Default Screen

      101
      • Figure 63 Default screen

        101
    • 10.12.3 UPS Help Screen

      102
      • Figure 64 Help screen

        102
    • 10.12.4 Screen Saver Window

      102
      • Figure 65 Screen saver window

        102
  • 10.13 Pop-Up Windows

    103
    • 10.13.1 From Bypass to Inverter Mode With Power Interruption

      103
    • 10.13.2 From Inverter to Bypass Mode With Interruption

      103
    • 10.13.3 System Self-Test

      103
    • 10.13.4 Battery Capacity Test Confirmation

      103
    • 10.13.5 Battery Self-Test Aborted, Condition Not Met

      103
    • 10.13.6 Battery Refresh Charge Aborted, Condition Not Met

      103
• 11.0 Operating Instructions

  104
  • 11.1 Liebert® NX™ Operating Modes

    104
    • Table 32 UPS operating modes

      104
    • 11.1.1 Circuit Breakers

      105
      • Figure 66 Circuit breakers

        105
  • 11.2 UPS Startup

    105
    • 11.2.1 Startup Procedure

      105
    • 11.2.2 Verify Switching Between Operation Modes

      107
      • Switch from Normal Mode to Battery Mode

        107
      • Switch from Normal Mode to Bypass Mode

        107
      • Switch from Bypass Mode to Normal Mode

        107
  • 11.3 Partially De-Energize the Liebert Nx 480 with Internal Maintenance Bypass

    108
  • 11.4 Partially De-Energize the Liebert Nx 480 with Bypass Distribution Cabinet (BDC)

    109
  • 11.5 De-Energize the Liebert Nx 480 with Bypass Distribution Cabinet (BDC)

    110
  • 11.6 Energize Nx 480 with Bypass Distribution Cabinet (BDC)

    110
  • 11.7 Auto Restart

    111
  • 11.8 Emergency Shutdown With EPO

    111
  • 11.9 Reset After Shutdown for Emergency Stop (EPO Action) or Other Conditions

    111
  • 11.10 Battery Protection

    112
    • 11.10.1 Battery Undervoltage Pre-Warning

      112
    • 11.10.2 Battery End-of-Discharge (EOD) Protection

      112
  • 11.11 Multi-Module System Procedures

    112
    • 11.11.1 Isolating One Module in a Multi-Module System

      112
      • Figure 67 Typical parallel system block diagram with common input supply, with separate batteries and optional output / bypass distribution panel

        113
    • 11.11.2 Inserting One Module into a Multi-Module System

      114
    • 11.11.3 Shutdown Procedure—Complete UPS and Load Shutdown

      115
  • 11.12 Commissioning a Parallel System

    115
  • 11.13 Parallel System Startup

    115
• 12.0 Options

  116
  • 12.1 Communication and Other User Terminals

    116
    • Figure 68 Monitoring board (U2) auxiliary terminal block detail

      116
    • 12.1.1 Analog Input Interface

      116
    • 12.1.2 Power Output

      116
    • 12.1.3 Liebert IntelliSlot Communication

      116
    • 12.1.4 Communication and Monitoring

      117
      • Liebert IntelliSlot Web Card - SNMP/HTTP Network Interface Card

        117
        • Table 33 Liebert® NX™ communication options

          117
    • 12.1.5 Configuring Baud Rates

      117
      • Figure 69 Liebert® IntelliSlot™ Web card display

        118
      • Relay Card

        118
      • MultiPort 4 Card

        119
        • Figure 70 MultiPort 4 card pin assignment

          119
  • 12.2 LBS Mode—Load Bus Synchronization

    119
    • 12.2.1 Remote Alarm Monitor

      119
  • 12.3 Replacing Dust Filters

    119
    • Figure 71 Dust filter replacement

      119
• 13.0 Specifications and Technical Data

  120
  • 13.1 Lug Size and Torque Requirements

    120
    • Table 34 Torque specifications

      120
    • Table 35 Battery torque rating

      120
  • 13.2 Cable Lengths: Floor to Connection Point Inside UPS

    121
    • Table 36 Distance to connection points on the Liebert NX UPS

      121
    • Table 37 Parallel system current table

      121
    • Table 38 External cabinet dimensions, including side panels

      122
  • 13.3 Cable size and tightening torques

    122
    • Table 39 Cable size tightening torque at Liebert® NX™ 40kVA UPS terminals

      122
    • Table 40 Cable size tightening torque at Liebert NX 60kVA UPS terminals

      122
    • Table 41 Cable size tightening torque at Liebert NX 80kVA UPS terminals

      122
    • Table 42 Cable size tightening torque at Liebert® NX™ 100kVA UPS terminals

      123
    • Table 43 Cable size tightening torque at Liebert NX 120kVA UPS terminals

      123
    • Table 44 Cable size tightening torque at Liebert NX 160kVA UPS terminals

      123
    • Table 45 Cable size tightening torque at Liebert NX 200kVA UPS terminals

      123
    • Table 46 Cable size tightening torque at Liebert NX 480V Battery Cabinet DC input bus terminals

      123
  • 13.4 Battery Run Times

    124
    • Table 47 Enersys battery run times in minutes

      124
    • Table 48 C&D Dynasty battery run times in minutes

      125
• Appendix A - UPS Status Messages

  127
  • Table 49 UPS status messages

    127