Transcription of Automatic Transfer Switches Bypass/Isolation Switches
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Automatic Transfer SwitchesBypass/ isolation SwitchesModelKBT/KBPG11-81(ModelKBT/KBPB ypass/IsolationSwitch) 10/05gRatingsVoltage208--600 VAC50/60 HzCurrentOpen-Transition150--4000ampsPro grammed-Transition150--4000ampsBypass/Is olationSwitchStandardFeaturesDBypass/iso lationswitchesforuninterruptedpowertothe loadduringswitchmaintenanceandtestingDOp en-transitionorprogrammed-transitionmode sofoperationD2,3,or4polesDElectricallyop erated,mechanicallyheldcontactorDDouble- throw,inherentlyinterlockeddesign(break- before-makepowercontacts)DSolid,switched ,oroverlappingneutral(make-before-breakt ype)DHighwithstandandclosingratingsDFull yratedforuseasamanual3-positiontransfers witchDPermanentlymountedbypassandisolati onhandlesDQuick-make,quick-breakbypasssw itchoperationforloadtransferbetweenlives ourcesDHeavydutymechanicalinterlocksDByp assswitchandcontactorpositionindicatorsD DrawoutcontactorforeaseofmaintenanceDDes ignsuitableforemergencyandstandbyapplica tionsonallclassesofload,100%tungstenrate dthrough400ampsDOpen-transitiontransfert imelessthan100milliseconds(6cyc)
G11-81 (Model KBT/KBP Bypass/Isolation Switch) 10/05g Withstand and Closing Ratings (WCR) Open- and Programmed-Transition Models Maximum current in RMS symmetrical amperes when coordinated with customer-supplied fuses or circuit breakers.
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