Liebert NX UPS System user manual Fan120, Redundant Fan for Power Module, Standard AC Fan

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Options—For Assembly Inside the UPS Cabinet

8.1.2Redundant Fan for Power Module

In addition, to ensure sufficient cooling power at various operation modes with 100% rated load, a redundant power module fan set can be supplied, thus ensuring continuity of UPS operation even with the failure of some fans. No extra footprint is required.

Figure 37 Redundant power module fan set

	Redundant AC Fan
			Standard AC Fan
(AC Fan 1-1)	(AC Fan 1-2)	(AC Fan 1-3)	(AC Fan 1-4)

Fan120

Fan120

Fan120

Fan120

TOP VIEW

Figure 38 Communication bays and cable location

DB-9

Monitor

Board

Gland plate for cable exit

Location

Preferred Device This Location

RS-232-1 DB-9 (COM Port 1) - Serial MultiLink Software (Port Setting 2400 Baud)

RS-232-2 DB-9 (COM Port 2 - Service Access Software (Port Setting 9600 Baud)

Location		Preferred Device This Location
Top Bay		Relay Card (no port setting required)
Mid Bay		Multiport4 (no port setting required)
Bottom Bay		OCWeb LB / OC485 (port setting 2400 Baud)

Top

Mid

Bottom

Suggested routing of customer-supplied communication cables

Notes:

a)All Intellislot cards are supported in any bay.

b)Port sharing is:

-PERMITTED between RS232-x DB9 devices and Relay / Multiport4 Intellislot cards (i.e., Serial Multilink software will work from RS232-1 DB9 also when relay card is inserted in the top bay.

-NOT PERMITTED between RS-232-x D-B9 devices and OCWeb / OC485 cards (i.e., Serial MultiLink software will not work from RS232-1 DB-9 when OCWeb card is inserted in the top bay.

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Contents Liebert NX UPS Page Table of Contents Dual Bus System UPS MULTI-MODULEINSTALLATIONOperator Control Panel and Display Operating ProceduresOPTIONS-FORASSEMBLY Inside the UPS Cabinet Technical SpecificationsFigures Tables Options Model Identification Feature Set for Region InputOutput Aust/NZConformity and Standards Safety PrecautionsBattery Voltage Exceeds 400VDC User-Serviceable PartsPreliminary Checks IntroductionStorage External Battery RoomLocation UPS RoomMoving the Cabinets PositioningSystem Cabinets 2 10 to 30kVA UPSExternal Protective Devices External Battery Earth Leakage RCDUPS Output Power Cables Maximum steady state AC and DC currentsDistance from floor to connection point on the equipment Common Input Connections Cable TerminationOutput System Connections Control Cables and Communication Monitor Board FeaturesInput Dry Contacts X3 Ancillary Control and AlarmsMaintenance Bypass Cabinet Interface Dry ContactsJumper connection for BCB interface External Circuit-Breaker InterfaceJ28 Output Dry ContactsOutput dry contact relays +12V J13 J21X6 Analog Input Interface Emergency Power Off InputX5 Auxiliary DC Power Output X7 External Battery Temperature Detector InterfaceSerial Ports RS232-1 and RS232-2 External Bypass Switch InterlockBattery Start Facility Battery Start ButtonBattery Installation Hazardous battery voltage present behind covers SafetyBattery Cabinet Name W2 L=5m Name W1 L=30m Battery Temperature Sensor OptionalMoving the Battery Cabinets Cable W2 is packed with the temperature sensorGeneral Arrangement Drawings Battery cabinet bottom cable entry locationBottom cable entry Battery cabinet internal layout Battery Power Cables Connection PrinciplesItem # Item Name Fitting the Batteries Battery ControlConnecting the Battery Battery Room DesignX21 GeneralX23 X24 Monitor Board X24Cabinet Installation Paralleled UPS ModulesDistribution Cabinet External Protective Devices Power CablesControl Cables Intermodule Control Hot-Standby UPS ModulesInput Distribution Upstream Dual Bus System Parallel Board DBS Cable X2-2 X1-1 Parallel System Control WiresExtended Dual Bus Synchronization Option DBS Interface Box Parallel Board X2-2 X1-1 Parallel SystemInstallation Drawings General arrangement-10-30kVA UPS module External Battery Input Output Main Input Bypass Input NXe 10-30kVA Top View Internal battery layout and connecting-GP12120 F2 12AH/12V Internal battery layout Split-Bypass Input Battery Temperature Compensation Static Transfer SwitchRedundant Control Power Supply Board Multi Module UPS-1+NSocket Outlet Modes of Operation Parallel Redundancy Mode System Expansion Bypass ModeMaintenance Mode Manual Bypass ECO Mode Single UPS OnlyBattery Management-Set During Commissioning Battery Protection settings by commissioning engineerNormal Function Power Switches Rotary switch configurationsUPS operating modes Start-Up Procedure Indicator StateUPS Startup Verify Switching Between Operation Modes Powering Down the UPS Switching the UPS from Normal to Maintenance BypassPowering Down the UPS and Maintaining Power to Load Auto Restart Emergency Shutdown With EPOCommand Password Language SelectionChanging the Current Date and Time Isolating One Module in a Multi-Module System LED Function Status Inserting One Module into a Multi-Module SystemUPS control and display panel components Component # FunctionButton Function Audible Alarm Buzzer Mimic Power FlowDirect Access Push Buttons Keys LCD Monitor and Menu keysMenu key Icons and their meaning Displayed on the front LCD. When not activated, Load System Battery RecordsLanguage Settings Command Version When configured, input transformer voltages areMenu Type Item Type Explanation Detailed Description of Menu ItemsUPS system window Descriptions of UPS menus and data window itemsNumber to be dialed to send an alarm notification Message Description / Suggested Action if any UPS messagesBypass voltage exceeds the limit UPS is confirmed to overload and the overload times out UPS messages Prompt Meaning Dynamic Energy Flow Chart and UPS Help ScreenPrompt Pop-Up Windows Prompt windows, meaningsDefault screen Default Screen SaverBattery Ground Fault Detection ProtectionTerminal Name Definition AC Fan Redundant Fan for Power ModuleFan120 Fan120OC Web Card data summary window OC Web Card SNMP/HTTP Network Interface CardRelay card jumpers Relay Card pin configurationRelay Card Multiport-4 CardSiteNet MultiPort4 Intellislot pin assignment AssignmentPin Description OC485 Web Card Modbus, Jbus, IGM Net Remote Alarm MonitorDust Filter for 10-30kVA Dust filter replacementOverall efficiency, heat losses and air exchange Environmental characteristicsConformity and Standards Compliance with European, international standardsRectifier AC input mains Mechanical characteristicsInverter output to critical load Bypass mains input Technical Specifications Technical Specifications Page That Ne tIti Ti n