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Liebert 610 manual Three Breaker Maintenance Bypass Switchboard

Models: 610

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Page 22

Theory of Operation

Figure 2 Typical UPS system one-line diagram with optional maintenance bypass

THREE BREAKER MAINTENANCE BYPASS SWITCHBOARD

BFB	MBB
	Critical
	Load
	AC Output
BIB	MIB

UPS MODULE

Static

Switch

Disconnects

Static

Bypass

Switch

Bypass CB

CONTROL POWER

RIB

INPUT

CB

MAIN INPUT

SWITCHGEAR

Controls

Rectifier/

Charger

Inverter

MBD

OUTPUT

CB

Battery

16

Image 22

Liebert 610 manual Three Breaker Maintenance Bypass Switchboard

Contents

Series 610 UPS Battery Cabinet Precautions Table of Contents Maintenance SpecificationsFigures Tables Important Safety Instructions System Description Designed for Success ReliabilityOther Factors to Consider Safety Precautions Modes of Operation Operator Controls Options Battery Load Testing Customer Alarm InterfaceTemperature-Compensated Charging Automatic RestartGeneral Component Descriptions Battery PlantUPS Module Controls Hardware Detailed Component DescriptionsSoftware Operation Input Power FactorRectifier/Charger Input Circuit BreakerBattery Charge Current Limiting Battery Charging CircuitBattery Disconnect Battery Equalize Charge CircuitInverter Non-Linear Load CharacteristicsUnbalanced Load Characteristics Output Regulation and Overload PerformanceBypass Circuit Breaker Static Switch Backfeed ProtectionStatic Bypass Pulsed Parallel OperationTransfer and Retransfer Conditions Three Breaker Maintenance Bypass Switchboard Features Display Screen and Operator ControlsOperator controls, typical system 100kVA 500kVA 1000kVA Description FunctionSeries 610 UPS operator control panel Description FunctionMenu Tree Navigation Menu treeMaster Menu Screen Master menu screenOperation Input Metering Displays Monitor/Mimic Display ScreenOutput Metering Displays Item 7 Alarm Messages Status/Alarm Message AreasItem 6 Status Messages Monitor/Mimic display example Utility fail Walk-In Display Screen Walk-in display screenStatus Reports Screens Status reports screenPresent Status Event HistoryHistory Status History status report screenBattery Cycle Monitor System StatusBattery cycle monitoring summary screen System Configuration Screens System configuration screensMaximum Auto-Retransfer Attempts Maximum auto-retransfer attempts screenDate Date screenTime Time screenAuto Dial Auto dial screenLanguage Selection System OptionsContinuous Duty Static Switch Optional Remote Monitor Alarm messagesAdditional alarm messages Standard Remote Monitor Indications ChannelBattery Discharging Alarm Limit Settings ScreenOverload Alarm Low BatteryBattery Rating Battery Shutdown 60 MinutesBattery Rating 100% Temperature Limit Setting OptionalLoad Transfer Procedures Screen Load transfer procedure screenStart-Up Procedures Screen Refer to 3.4.1 Start-Up Procedure for more detailsShutdown Procedures Screen Battery Time ScreenBattery time screen 15-minute discharge Upper Limit Actual Lower Limit Elapsed Time MinutesMeter Calibration Screen Status Reports ScreensBattery Equalize Screen Battery equalize screenAlarm and Status Messages Status Messages Alarm and status message screenAlarm Messages Abbreviations used in alarm messagesAlarm messages and corrective actions AC InputUPS System UPS System CoolingAlarm messages-summary Alarm Message Special FunctionsWorldwide Reporting Communication InterfacesAuto-Dial Site Reporting SiteScan or Snmp Local Reporting to a TerminalLocal Reporting to a Monitor Requesting InformationSeparate / Simultaneous Outputs Series 610 terminal commandsRemote Monitor Panel Keys FunctionCircuit breaker abbreviations Load on BypassAbbreviation Circuit Breaker OK to Transfer Load on bypass UPS availableLoad on UPS bypass available Momentary overload through pulse-parallel static switch Momentary OverloadsInput Power Failure-Load on Battery Input power fail-load on batteryOff Battery Load on UPS-battery not availableRefer to 3.4.4 Shutdown Procedures Emergency Module OffRemote Emergency Power Off Emergency power offRefer to 3.3.9 Maintenance Bypass Module ShutdownLoad on maintenance bypass two breakers Load on maintenance bypass three breakers Manual Procedures Start-Up ProcedureStart-Up Procedure Set the Static Switch Disconnect or to OFF open Start-up procedures Start-Up Procedure Load Transfer Procedures Load transfer procedures screenMaintenance Bypass Load Transfers Shutdown Procedures Module Shutdown Procedure Shutdown ProceduresRemote Emergency Power Off Repo Local Emergency Modules Off LemoBattery Exercise Procedures Battery exercise control screen above and results below1000% Automatic OperationsOverloads Without Transfer 150%Automatic Transfers to Bypass Overload Condition Automatic Retransfers to UPSAutomatic Transfers to Bypass UPS System Faults Enabling Automatic Restart Automatic Restart OptionalSequence of Operation Maintenance Professional Start-Up Liebert Global ServicesMaintenance Agreements The Signature Program TrainingRecord Log Routine MaintenanceAir Filters Limited Life Components Battery Maintenance Battery Safety PrecautionsAvertissement Matching Battery Cabinets Optional Number of Cells Battery Voltage VDC Nominal FloatBattery voltage record Battery retorque valuesRack-Mounted Batteries Detection of Trouble Torque specifications unless otherwise labeledTorque Requirements Corrective Actions Reporting a ProblemUpstream Feeder Circuit Breaker Setting Inspections Recommended Test EquipmentRating Power factor pf KVAKVA Specifications applicable to environment Environmental ConditionsAdjustments Battery OperationElectrical Specifications Page Locations Technical Support/ServiceCompany Behind the Products United States