automatic transfer switch controller - onsite power

Automatic Transfer Switch Controller

TSC 900

The TSC 900 Transfer Switch Controller provides the most advanced integrated technology available for use in Thomson Power Systems Automatic Transfer Switches.

Superior features include:

• IntegratedControlsforOpenandClosedTransitionTransferSwitchApplications

• LatestTechnology32BitMicrocontrollerArchitectureprovidesfast,accuratereliableoperation

• GraphicalColor7”Touch-ScreenOperatorInterfaceforeasyviewingandoperation

• Advanced3phaseVoltageSensingusingsymmetricalcomponentAlgorithmsforTrueSingle Phasing Protection

• Integrated3PhasePowerMetering

• USBandEthernetRemoteCommunicationconnectivity

• Programmableset-pointsandcalibrationviaUSBinterfacetoPC

The Thomson Power Systems TSC 900 Transfer Switch Controller utilizes the latest advancements in microcontroller technol-ogy, surfacemountprintedcircuitboardassemblyandadvancedprogramming firmware forcontrolofautomatic transferswitches.

TheTSC900isthefourthgenerationofmicrocontroller-basedtransferswitchcontrollersfromThomsonPowerSystemsandreflectsover40yearsoftransferswitchcontrolexperience.TheTSC900isfactoryconfiguredtomonitor,displayandcontrolall operational functions of the automatic transfer switch. All voltage sensing and timing functions are fully user adjustable from the door mounted color touch screen operator interface panel. The unique integrated design allows the controller to be utilized for a wide range of applications without use of external modules or optional components. The microcontroller design provides high accuracy for all voltage sensing and timing functions as well as providing many standard features.

GENERAL DESCRIPTION

Applications Controller Hardware Features• AutomaticEmergencyStandbyATS • Graphical7”WVGA(800x480)ColorTouchScreenDisplay

• OpenorClosedTransitionTransferControl • Plug-inTerminalConnectors

• ClosedTransitionFastTransferorSoft-LoadTransferCapability • RemovableSDMemoryCards

• LoadTransferUtilizingNeutralDelayorIn-PhaseMonitor • 120-600VDirect3PhaseVoltageSensing(Gen/Utility/Load)

• DualSourceUtility • 5Amp,3PhaseCurrentTransformerInputsforATSLoad

• DualSourceGenerators(Master/Slave) • 120VAC/24VdcControlPowerInput(Utility/Gen)

• DualPrimeGenerators • 16ProgrammableDigitalInputs

• ServiceEntrance • 8ProgrammableRelayContactOutputs(2A,250VAC,30VDC)

• IsolationBypassSwitches • 2DedicatedEngineStartContacts(7A,30VDC)

• SinglePhaseor3PhaseSystems,100A-4000AATSMechanisms • OptionalEthernetCommunicationPort(GHC)

• 120-600VAC3phase,3Wire/4wire(AutoConfig.-NoPTRequired) • 2RS232SerialCommunicationPorts

• 5kV-25kV3phase,3Wire/4wire(withExternalPT) • 3USB2.0CommunicationPorts

ControlandMonitoringFeatures• Integrated3PhasePowerMetering • IntegratedIn-PhaseMonitor(ForfasttransfertypeATSonly)

• VoltageSensing,TrueRMS,3Phase(Utility/Gen/Load) • ModbusTMRTU(Serial)orTCPCommunicationProtocol

• UnderVoltage/OverVoltageProtectionSetPoints(UtilityandGen) • Multi-Voltageprogrammability

• SinglePhasingVoltageProtection • UserConfigurableSystem3phase4wireor3wire,50/60Hz

• SystemPhaseSequence/PhaseRotationDetection • RemoteLoadTest/PeakShaveInput

• Under/OverFrequencyProtectionSetPoints(UtilityandGen) • LoadShedProgrammableOutput

• Enginewarm-uptimer0-60min.(adjustable) • Pre/PostTransferLoadDisconnectControlOutput

• Utilityreturntimer0-30min.(adjustable) • OnBoardReal-Timeclockc/wbatteryback-up&daylight-savings

• Neutralpositiondelaytimer0-120sec.(adjustable) • EventLogging(Time/datestamped)

• Enginecooldowntimer0-60min.(adjustable) • DataExportviaRemovableSDMemoryCardforPC

• Enginestarttimer0-60sec.(adjustable) • FailtoTransferAlarm/ForcedTransferDetectionLogic

• PlantExerciserTimer(CalendarBased) • SecurityPasswordEnabledProgrammingAccess

• 3PhaseMeteringofUtility/Gen/LoadVoltageandFrequency • Front Panel Programming –All Parameters

• Test&ExerciseOperationModes • SourceAvailable/SourceConnectedStatusMimicBus

TSC 900 TRANSFER CONTROLLER