Liebert NfinityTM manual Connecting to External Panel Boards, Input Protection, Load Rating

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Installation

2.3.2Connecting to External Panel Boards

The following instructions are also shipped attached to the rear of the unit.

INPUT CABLING AND PROTECTION

Table Below Applies to 4-16kVA Scalable Systems:

Stand-alone UPS or

UPS equipped with a Maintenance Bypass Cabinet

	Input Voltage – 200/210VAC

			Recommended
Max. System	Max. Current		Input Protection
Load Rating	in UPS mode		Circuit Breaker

4kVA	18 amps		50 amps

8kVA	36 amps		50 amps

12kVA	53 amps		75 amps

16kVA	70 amps		100 amps

Terminal	Maximum: 35mm2 (2AWG)
Block		Minimum: 16mm2 (6AWG)
Details	Torque Rating: 2.5-3.0Nm (22-26in/lbs)

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Contents Nfinity Power System Page Table of Contents Figures Important Safety Instructions Glossary of Symbols General Description FeaturesSystem Description Standard ComponentsFront and back views 12 bay model shown Nfinity weight and dimensionsBackup Mode Normal ModeAuto Restart Mode Bypass ModeUnit Frame Major ComponentsUser Interface Module System Control ModuleBattery Module Power ModuleInspection Required Setup EquipmentEnvironment Site PreparationUnloading the UPS UnloadingStationary Mounting Wiring Preparation Cable InstallationGrounding Conductor Installation Input Wiring TB1Output Wiring TB3 Input Protection Connecting to External Panel BoardsLoad Rating Circuit BreakerSetup 2 210/105 VAC Setup 1 210 VAC210 VAC 210VAC and/or 105VACRepo Connection Repo switch connectionsCOM Ports CommunicationsCOM1 Relay Contacts COM2 SerialFault/Warning and Status LEDs Controls and IndicatorsDisplay Controls ButtonsNavigating the Menu Status LED ModesStart-Up and Initialization Operating ProceduresManual Transfer to Bypass Shutting Down the UPSUPS Configuration Active Alarms Service Tools UPS Status Event Log Module ReplacementMain Menu Display Date/TimeUPS Status Screen UPS Configuration Screen Review Settings Change Settings Change Configuration Settings Change Settings MenuAuto Restart Delay Auto Restart ModeInterval Start DayAlarm Mode DST ModeSet Date/Time ThresholdBypass Alarm Mode Enable Disable Display Date/Time UPS Configuration Screen Service Mode MenuService Mode Transfer to Bypass Active AlarmsEvent Log Module Replacement Clear Failures Service Tools for Liebert Global Services EngineersUser Interface Text Cause Action Active AlarmsOperation Battery Module Guide to LEDs Power ModuleModule LED Indication Control ModuleRemoving Modules Module ReplacementReplacing the User Interface Adding or Replacing ModulesScheduled Maintenance MaintenanceProper Care Replacing Fan FiltersSpecifications Product Warranty RegistrationSpecifications Page Locations Technical Support/ServiceCompany Behind the Products