Liebert NX UPS System - Manual

Liebert NX UPS System

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Table of Contents:

  • Page 3 – TABLE OF CONTENTS; INGLE; UPS I; NSTALLATION
  • Page 4 – ii; UPS M
  • Page 5 – iii; UPS C
  • Page 6 – iv; FIGURES
  • Page 7 – TABLES
  • Page 8 – output; NXe
  • Page 9 – SAFETY PRECAUTIONS; Power Liebert NX; Conformity and Standards; For more details, see; WARNING; Back-Feed Protection Notice; ISOLATE THE UNINTERRUPTIBLE POWER SYSTEM BEFORE WORKING ON THIS
  • Page 10 – ried out only by trained personnel.
  • Page 11 – Single Module UPS Installation; Introduction; externally. Report any damage to the shipper immediately.; Professional Installation Required; Battery Hazards; immediately with water.
  • Page 12 – Location; NOTE; CAUTION
  • Page 13 – Positioning; maximum efficiency in this temperature range (see; when removing the shipping pallet.
  • Page 14 – External Protective Devices; Table 1
  • Page 15 – Figure 1
  • Page 16 – Power Cables; prevent their inadvertent operation.; in hazards involving electric shock and fire.; Table 2; Battery Power
  • Page 18 – Connect the system; the commissioning engineer.
  • Page 19 – Control Cables and Communication; Figure 2
  • Page 20 – Dry Contacts; The UPS provides input dry contacts and output dry contacts.; X3 Ancillary Control and Alarms; J26 and J30 are the MBC interface.
  • Page 21 – J10 is the interface to any external battery circuit breaker (BCB).; Figure 4; External circuit-breaker interface; Position; DRV
  • Page 22 – There are three output dry contact relays at the X1 slot (see; Figure 5; and; Table 6; Bypass feedback protection relay center; BF
  • Page 23 – , is the remote EPO input interface. The EPO has an NO/NC contact; Table 7; X5: Auxiliary DC Power Output; mum current is 500mA.; X6: Analog Input Interface; Figure 7; Position Name; EPO activated when opened to J28.2; board and must remain installed if using NC contacts.
  • Page 24 – Intellislot Web Browser, SNMP, ModBus and Relay Cards Interface; - Options—For Assembly Inside the UPS Cabinet; Battery Start Button
  • Page 25 – Battery Installation; ATTERY
  • Page 26 – Safety; Hazardous battery voltage present behind covers; which is hazardous
  • Page 27 – not; Battery Cabinet
  • Page 28 – port board as illustrated in; . It is connected to the UPS Monitor Board.; See; Table 8; ing piece fitted at the bottom to reveal the cable entry hole.; battery cabinet will remain stationary and stable.; Cable W2 is packed with the temperature sensor.
  • Page 29 – Refer to; Figures 8; Figure 8
  • Page 30 – Figure 9; Bottom cable entry
  • Page 31 – Figure 10 Battery cabinet internal layout; Detail B
  • Page 32 – Figure 11 Battery cabinet, bottom entry; Battery Power Cables; Item Name; AMNXE0NBCSL4BT
  • Page 33 – tery Control; Battery Control
  • Page 34 – UPS Multi-Module Installation; ULTI; General; Figure 13 Emergency power off connections; EPO; EPO
  • Page 35 – Paralleled UPS Modules; dures specific to the parallel system.; optional output / bypass distribution panel; Distribution Cabinet
  • Page 36 – Refer to the instructions in; Input Distribution
  • Page 37 – Intermodule Control; Figure 16 Connection of 1+N system parallel control cables; Hot-Standby UPS Modules; bypass mode so that both ups are equally exercised.; UPS
  • Page 38 – ule UPS Installation; INPUT DISTRIBUTION
  • Page 39 – Dual Bus System; inverter or bypass mode.
  • Page 40 – ports of two parallel systems as illustrated in
  • Page 41 – Installation Drawings; Figure 20 Electrical connections
  • Page 42 – Figure 21 General arrangement—10-30kVA UPS module; ) Adjustable fixing feet
  • Page 43 – Figure 22 10-30kVA NX front view with doors open; External Battery Input
  • Page 44 – Figure 23 Location of parallel logic board M3
  • Page 46 – Figure 26 Internal battery layout
  • Page 47 – Operation; PERATION; service to the maintenance bypass.; Figure 27 Single unit block diagram with split-bypass input; illustrates the Liebert NX UPS in what is known as the
  • Page 48 – The circuit blocks labeled; Figure 28 Multiple battery temperature sensors; equipment is not protected from power failures or surges and sags.
  • Page 49 – Redundant Control Power Supply Board; ability of the system.; tion; for more information.; OUTPUT
  • Page 50 – settings in configuration software.; Requirements for Paralleling of UPS Modules; High; Modes of Operation; BOOST charging its associated backup battery.; same neutral reference or where the neutral is not available.
  • Page 51 – UPS modules and rated for full load of one module.
  • Page 52 – Battery Management—Set During Commissioning
  • Page 53 – Operating Procedures; PERATING; The NX can operate in any of four modes, as shown in; . This section provides instructions on; Table 9; Operator Control Panel and Display; commissioned by a Liebert factory-trained service engineer.; Rotary switch configurations
  • Page 54 – UPS Startup; design of the rotary switch ensures uninterrupted output.; switch from one position to another; Indicator
  • Page 55 – Verify Switching Between Operation Modes; through the inverter.
  • Page 56 – Switching the UPS from Normal to Maintenance Bypass; mal to Maintenance Bypass; displayed until the appropriate condition is rectified.
  • Page 57 – Powering Down the UPS and Maintaining Power to Load; Steps 1; following procedure
  • Page 58 – Emergency Shutdown With EPO; ually by pressing “Fault Clear” button.; minutes after the disappearance of overtemperature signals.; the output terminals of the UPS.
  • Page 59 – Language Selection; be displayed in the selected language.; Changing the Current Date and Time; word is
  • Page 60 – Isolating One Module in a Multi-Module System; line and “Parallel comm fail” will annunciate.; UPS modules to transfer to Bypass.; dedicated battery room that may be locked.
  • Page 61 – Inserting One Module into a Multi-Module System; tem has been commissioned by authorized personnel and the; external power isolators are open; moments after when the battery charger starts operation.; LED Function
  • Page 62 – PERATOR; event and alarm logs.; Figure 31 UPS control and display panel; HELP
  • Page 63 – UPS activity is accompanied by the following sounds
  • Page 64 – Figure 32 Graphic LCD monitor windows and keypad; Inverter ON; Menu key Icons and their meaning; Key; ESC; Window
  • Page 65 – above, pressing F1 moves the cursor (resting in “OUTPUT”) from the; - All Status and Event Messages Displayed; for a detailed description of each menu item.; Figure 33 Menu tree; Charge
  • Page 66 – its configuration and its status.; Menu and Data Window; Settings menu; Descriptions of UPS menus and data window items; Menu
  • Page 67 – Descriptions of UPS menus and data window items (continued)
  • Page 68 – Current Record Window; for a complete list of supported status messages.; All Status and Event Messages Displayed on the UPS Front Panel; tor and Menu keys; Message
  • Page 72 – tions and / or to require user confirmation of a command.; Dynamic Energy Flow Chart and UPS Help Screen; screen and the main screen.; Figure 34 Help screen; Prompt
  • Page 73 – Default Screen Saver; Figure 35 Default screen
  • Page 74 – Options—For Assembly Inside the UPS Cabinet; Protection; Figure 36 Battery ground fault detection set connections; Terminal; Common; BCB or; Socket; BtG
  • Page 75 – with the failure of some fans. No extra footprint is required.; Figure 37 Redundant power module fan set; TOP VIEW; Standard AC Fan
  • Page 76 – Figure 39 OC Web Card data summary window
  • Page 77 – Summary Alarm; Relay Card pin configuration; Pin; Relay card jumpers; Connection
  • Page 78 – Figure 41 SiteNet MultiPort4 Intellislot pin configuration; CPU
  • Page 79 – NX communication options
  • Page 80 – Figure 43 Dust filter replacement; Sems screw
  • Page 81 – Technical Specifications; ECHNICAL; The product standards in; Compliance with European, international standards
  • Page 82 – Mechanical characteristics
  • Page 83 – Battery
  • Page 84 – Bypass mains input
  • Page 85 – NOTES
  • Page 88 – AC Power Systems
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Liebert NX UPS

User Manual–10-30kVA, 400V, 50/60Hz

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Summary

Page 3 - TABLE OF CONTENTS; INGLE; UPS I; NSTALLATION

i TABLE OF CONTENTS 1.0 S INGLE M ODULE UPS I NSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.2 Prelimi...

Page 4 - ii; UPS M

ii 2.4 Battery Power Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 2.4.1 Connection Principles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 2.4.2 Fittin...

Page 5 - iii; UPS C

iii 5.5 Battery Protection (settings by commissioning engineer) . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 6.0 O PERATING P ROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 6.1 Introduction . . . . . . . . . . . . . . . . . . ...

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