Emerson Liebert NX 10-30kVA- User Manual

Emerson Liebert NX 10-30kVA

Emerson Liebert NX 10-30kVA– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 3 – TABLE OF CONTENTS
  • Page 4 – ii; AINTENANCE; Intellislot
  • Page 5 – iii
  • Page 6 – iv; FIGURES
  • Page 8 – TABLES
  • Page 9 – SAVE THESE INSTRUCTIONS; before working with the UPS.; Retain this manual for use by installing personnel.; before handling the UPS. Test lift and balance the cabinet; WARNING; carried out only by trained personnel.; WARNING
  • Page 10 – Battery Cabinet Precautions; CAUTION
  • Page 12 – Installation; NSTALLATION; Liebert’s NX; External Inspections; carrier and your local Liebert representative immediately.; Internal Inspections; information contained in this section.; with large amounts of water.; NOTE; The NX UPS can be used in TN utility system.
  • Page 13 – Preliminary Checks; Battery Location
  • Page 14 – Considerations in Moving the NX; Final Position; Mechanical Considerations; Battery Cabinet Precautions on page 2
  • Page 15 – Figure 1; System Composition; at the output of the UPS.
  • Page 16 – the Maintenance Bypass Cabinet to be bolted to; left; side of the NX (see; the UPS and bypass
  • Page 17 – Electrical Connections; LECTRICAL; Power Cabling; UPS input cables; Lug Size and Torque Requirements
  • Page 18 – Figure 2; input bus bars, then wire the Main input directly to CB1 (see; Figure 3; values in; another obstruction, such as a wall, is against the NX’s the left side.
  • Page 19 – below the switch, as shown in; . These busbars are accessible when the left side panel is; the UPS to the left of the bottom two battery shelves.; OUTPUT; Bussmann
  • Page 20 – Figure 5; tices, regulatory standards and the equipment to be installed.; UPS Rectifier and Bypass Input Supply; trical Characteristics; and; • Dual Input; System Output; must be separated at the input to the UPS.; or the risk of fire, should a ground fault occur.
  • Page 21 – Common Input Connections; Code and all applicable local codes.
  • Page 22 – Internal UPS Battery Connections; between the shelves and to the fuses.; Observe the battery cable polarity.; Be sure that the battery connector is made with the cor-; Control Cables; Figure 6; performed ONLY by Liebert Global Services at startup.
  • Page 23 – Dry Contacts; The UPS provides input dry contacts and output dry contacts.; ENV; NOTE: The black square
  • Page 24 – Maintenance Bypass Cabinet Interface; J26 and J30 are the MBC interface.
  • Page 25 – There are three output dry contact relays at the X1 slot (see; Table 4; , is the remote EPO input interface. It is active when shorted from; Table 5; Bypass feedback protection relay center; Emergency Power Off Low; AC
  • Page 26 – Firmware M200 or Later; , is the remote EPO input interface. The EPO has a NO/NC contact; Table 6; Position; EPO Activated when opened to J28.2; board and must remain installed if using NO contacts.
  • Page 27 – Battery Installation; ATTERY; Introduction; bert representative for a list approve batteries.; Safety; only when the NX is connected to input power and turned On.
  • Page 28 – External Battery Cabinet Installation; Handling; for a list of batteries that are approved for use with this product.
  • Page 30 – side and rear service clearance requirements. Refer to
  • Page 31 – Figure 16 Battery tray and supports
  • Page 32 – Connecting the Battery Cabinet to the UPS; . Be sure that the battery connections are made with the right; Non-Standard Batteries; Electrical Code and all applicable local codes.
  • Page 33 – Maintenance Bypass Cabinet; mode. The mode is selected using the Bypass Switch.; Bypass Switch; protected by the UPS.
  • Page 34 – Bypass Mode; load is NOT protected by the UPS.; Maintenance Mode; Removing the Cover Plates; ). Remove these and keep the screws and plates for reinstallation.; Figure 18 Maintenance Bypass Cabinet—access plate removed; Extract screws
  • Page 35 – Refer to; Figure 19 Maintenance Bypass Cabinet wiring access panel
  • Page 36 – Figure 20 Maintenance bypass control wire location; the load when switching between bypass cabinet and UPS.; Terminal
  • Page 37 – Bolting Cabinets Together; Line up cabinets so that mounting holes are aligned.
  • Page 38 – Option Installations; PTION; Load Bus Synchronization; The DBS operates under the following conditions:; Figure 21 Load Bus Synchronization cable connection; LCD will display “LBS active.”
  • Page 39 – Configuring Parallel System Operation
  • Page 40 – the overload is cleared.; Figure 22 1+N system block diagram
  • Page 41 – Redundancy Paralleling; Normal Mode Operation; Installing Parallel System
  • Page 42 – Parallel System Control Cables; UPS; Interconnecting
  • Page 43 – Input Distribution
  • Page 44 – Battery Circuit Breaker Box; The circuit breaker has the following features:; Normally
  • Page 45 – Figure 27 Battery circuit breaker box connections; Midpoint Busbar Detail
  • Page 46 – percent. “ENV-T” is used for environment temperature detecting.
  • Page 47 – OC Web Card—SNMP/HTTP Network Interface Card; Table 8
  • Page 48 – appropriate Comm Channel.; Scroll down to view them on the screen.
  • Page 49 – Figure 28 OC Web card display
  • Page 50 – On UPS
  • Page 51 – Figure 29 MultiPort 4 card pin assignment; CPU; Pin
  • Page 52 – Installation Drawings; Figure 30 Dimensional view- front and left side views; weight of the unit must be supported under all casters.
  • Page 53 – Figure 31 Dimensions continued—top and bottom views; Front View
  • Page 54 – Figure 33 Cable connections; accommodate conduit size and replace.
  • Page 55 – Figure 34 Location of internal batteries; Battery
  • Page 56 – Figure 35 Battery connections; TOP LAYER; DYNASTY BATTERY
  • Page 57 – Figure 36 Battery cabinet interconnection; UPS battery terminal block; their final installed location.
  • Page 58 – Figure 37 Maintenance Bypass interconnection; final installed location.
  • Page 59 – Figure 38 NX 1+1 parallel cabinet interconnections; Run; +1 Parallel Cabinet
  • Page 60 – Figure 39 Lineup detail—SlimLine distribution cabinet to NX
  • Page 61 – Figure 40 Lineup detail—1+N Type A connection to NX; RUN FROM; + N Parallel Cabinet
  • Page 62 – Figure 41 Lineup detail—1+N Type B1 connection to NX; setting the cabinets in their installed location.
  • Page 63 – Figure 42 Lineup detail—1+N Type C connection to NX
  • Page 65 – Front of Units
  • Page 66 – Operation; PERATION; General Description; service to the maintenance bypass.; Figure 45 Single module block diagram (dual input configuration); Bypass Supplies; The circuit block labeled “Static Switch” and “Contactor” in; Operating Modes; equipment is not protected from power failures or surges and sags.
  • Page 67 – the rectifier powering the critical load.; altered by modifying the Output transfer interrupt time setting.; maintenance mode, the input and output busbars remain energized.
  • Page 68 – Operator Control and Display Panel; PERATOR; Operator Control Panel; Mimic Display; Rectifier indicator
  • Page 69 – Mimic Display Indicators; depicting the various paths of UPS power, as shown in; Figure 48 Mimic display indicators location; provides a guide to inter-; Mimic display status indicators
  • Page 70 – Control Buttons; Alarm Buzzer; Single beep; Button; Alarm
  • Page 71 – LCD Overview; Figure 51 Sections of the LCD
  • Page 72 – Navigation Keys; UPS System Information; Icons for navigation keys; ESC
  • Page 73 – LCD Menus and Data Items; menu choices are listed below and described in detail in; Figure 52 Menu tree
  • Page 74 – Language Selection; Language; Current Date and Time; Settings
  • Page 75 – Descriptions of UPS menus and data window items
  • Page 76 – Descriptions of UPS menus and data window items (continued)
  • Page 77 – UPS Status Messages; current status window of the LCD; Current status
  • Page 78 – Types of LCD Screens; Figure 54 Opening display
  • Page 79 – Press the HELP key below the LCD to display the Help window shown in; Figure 56 Help screen; when any key is pressed.; Figure 57 Screen saver window
  • Page 80 – From Bypass to Inverter Mode With Power Interruption
  • Page 81 – Operating Instructions; PERATING; NX Operating Modes; The NX can operate in any of four modes, as shown in; UPS operating modes; commissioned by a Liebert factory-trained service engineer.
  • Page 82 – Figure 58 Power switches - 10kVA NX; NORMAL; three seconds before turning it to the next position.
  • Page 83 – UPS Start Up; Indicator
  • Page 84 – Verify Switching Between Operation Modes; after 10 seconds and resume feeding power to the inverter.; Switch from Normal Mode to Bypass Mode; • Press INVERTER OFF button to switch to bypass mode.; Switch from Bypass Mode to Normal Mode; switch to normal mode.; through the inverter.
  • Page 85 – Switching the UPS from Normal to Maintenance Bypass; mal to Maintenance Bypass; displayed until the appropriate condition is rectified.
  • Page 86 – Powering Down the UPS and Maintaining Power to Load; Steps 1
  • Page 87 – Emergency Shutdown With EPO; for equipment shutdown if input power fails again.; minutes after the disappearance of overtemperature signals.; the output terminals of the UPS.
  • Page 88 – Battery Protection; Output becomes inhibited because of Isolation Status.; Hazardous Battery Voltage; dedicated battery room that may be locked.
  • Page 89 – Inserting One Module into a Multi-Module System; charger starts operation.; LED Function
  • Page 90 – Shutting Down a Multi-Module System With System Bypass Switch; Steps 2; damage. This procedure will shut off power to the load.; each unit with as little delay as possible.; The following step will shut off power to the connected load.
  • Page 91 – Commissioning a Parallel System; down to connect the load to the maintenance bypass supply.
  • Page 92 – and after the external power switches have been closed. See; SW; Rotary; Ch
  • Page 93 – Parallel System Start Up; Start each UPS normally as described in; Replacing Dust Filters; dust filter in place, as shown in; Figure 61 Dust filter replacement; Sems screw
  • Page 94 – UPS Specifications; PECIFICATIONS; Conformity and Standards; The UPS has been designed to conform to the following standards:; UPS Environmental; radation in electrical operating characteristics:; UPS Mechanical Characteristics; Environmental characteristics; Rated Power; Mechanical characteristics; Parameter
  • Page 95 – UPS Electrical Characteristics; UPS terminal
  • Page 96 – are the battery makers and the models they supply.; Approved batteries; Battery Manufacturer; Rectifier input power; DC intermediate circuit
  • Page 97 – Inverter output; Bypass input
  • Page 98 – Specifications and Technical Data; Lug Size and Torque Requirements; Torque specifications
  • Page 99 – Maintenance bypass cabinet electrical data (single input)
  • Page 100 – Maintenance bypass cabinet electrical data (dual input)
  • Page 101 – Multi-module bypass cabinet electrical data
  • Page 102 – Maintenance bypass cabinet lug sizes
  • Page 103 – Battery cabinet physical characteristics; Short Narrow; Maintenance Bypass Cabinet weights; inch; Multi-module paralleling cabinet dimensions; All other types
  • Page 104 – Cable Lengths: Floor to Connection Point Inside UPS; To help calculate the total cable length required, refer to; Distance to connection points on the NX UPS
  • Page 105 – UPS Status Messages; PPENDIX; current status area and the history log, see; UPS status messages; Event Message
  • Page 112 – AC Power
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User Manual–10-30kVA, 208V, 60Hz

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Summary

Page 3 - TABLE OF CONTENTS

i TABLE OF CONTENTS I MPORTANT S AFETY I NSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 G LOSSARY OF S YMBOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.0 I NSTALLA...

Page 4 - ii; AINTENANCE; Intellislot

ii 3.4 External Battery Cabinet Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.4.1 Matching Battery Cabinets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.4.2 Connecting the Batterie...

Page 5 - iii

iii 6.0 I NSTALLATION D RAWINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 7.0 O PERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 7.1 General Description . . . ....

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