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version3.1.5.2GinnaStationoffsitepowersupplyandonsitepowerdistributionsystemandloadshavebeenmodeled.adequatelyasshowninRef.3.2.5.3Theprogramresultsforinterruptingand.momentarydutiesforthebreakersaresomewhatinconsistentwiththeapplicableANSI/IEEEstandards.PSS/UoutputsoftheBKDYactivitieshavebeenmanipulated.asdescribed.insection4.3andasappliedtothecasesofsection6.6.0~Analsis6.1Thebreakerratingsthatwilldeterminethemaximumfaultcurrentsthatcanbesustained.aredetermined.perthemethodsoftheANSIstandardsofRef.3.10,3.12,and3.16.Usingreferences3.1,3.3,and.3.4,wecandeterminewhichstandard.breakersto,considerforeachbusfault.Attachment1showssheconfigurationandbreakertypesofthe'kvsystem.61s1TheWestinghousetype50DH350breakersat4160vbusses11A,11B,12A,and12Bareratedona"TotalCurrentBasis"(ref.3.14)and.havethefollowingshortcircuitratings.TheInterruptingRatingisperref.3.4.TheMomentaryRatingforTotalRatedbreakersis1.6timestheMax.InterruptingRating.ThisisconfirmedbyRef.3.17whichliststhePreferredRatingforthistypebreaker.InterruptingRatingat4.16kv=48,000ampsRMSMaximumInterruptingRating=50,000ampsRMSMomentaryRating=80,000ampsRMS6s1s2ThePowelltypeSPV350-2breakers(12AX,12AY,12BX,AND12BY)areratedona"SymmetricalCurrentBasis"(Ref.3.13)andhavothefollowingshortcircuitratings(seeRef.3.9and3.10forthedetailedexplanationofratings).InterruptingRatingat4.76kv=41,000ampsRMSInterruptingRatingat4.16kv=46,900ampsRMSClose&LatchRating=78,000ampsRMS6.1.3480Voltbreakersoffofbusses13,14,15,16,17,and,18andHCCs1Cand1DhavefaultcurrentcapabilitiesbasedonRef.3.3andRef.3.14.Thebreakerstobeevaluatedforeachbusarethesmallestbreakeroffofthatbus,assumingthefaultontheoppositesideoftheDesignAnalysisEWR4525Page5Revision1Date7/27/90  
version3.1.5.2GinnaStationoffsitepowersupplyandonsitepowerdistributionsystemandloadshavebeenmodeled.adequatelyasshowninRef.3.2.5.3Theprogramresultsforinterruptingand.momentarydutiesforthebreakersaresomewhatinconsistentwiththeapplicableANSI/IEEEstandards.PSS/UoutputsoftheBKDYactivitieshavebeenmanipulated.asdescribed.insection4.3andasappliedtothecasesofsection6.6.0~Analsis6.1Thebreakerratingsthatwilldeterminethemaximumfaultcurrentsthatcanbesustained.aredetermined.perthemethodsoftheANSIstandardsofRef.3.10,3.12,and3.16.Usingreferences3.1,3.3,and.3.4,wecandeterminewhichstandard.breakersto,considerforeachbusfault.Attachment1showssheconfigurationandbreakertypesofthe'kvsystem.61s1TheWestinghousetype50DH350breakersat4160vbusses11A,11B,12A,and12Bareratedona"TotalCurrentBasis"(ref.3.14)and.havethefollowingshortcircuitratings.TheInterruptingRatingisperref.3.4.TheMomentaryRatingforTotalRatedbreakersis1.6timestheMax.InterruptingRating.ThisisconfirmedbyRef.3.17whichliststhePreferredRatingforthistypebreaker.InterruptingRatingat4.16kv=48,000ampsRMSMaximumInterruptingRating=50,000ampsRMSMomentaryRating=80,000ampsRMS6s1s2ThePowelltypeSPV350-2breakers(12AX,12AY,12BX,AND12BY)areratedona"SymmetricalCurrentBasis"(Ref.3.13)andhavothefollowingshortcircuitratings(seeRef.3.9and3.10forthedetailedexplanationofratings).InterruptingRatingat4.76kv=41,000ampsRMSInterruptingRatingat4.16kv=46,900ampsRMSClose&LatchRating=78,000ampsRMS6.1.3480Voltbreakersoffofbusses13,14,15,16,17,and,18andHCCs1Cand1DhavefaultcurrentcapabilitiesbasedonRef.3.3andRef.3.14.Thebreakerstobeevaluatedforeachbusarethesmallestbreakeroffofthatbus,assumingthefaultontheoppositesideoftheDesignAnalysisEWR4525Page5Revision1Date7/27/90  


6.3.1interruptingdutiesandmomentaryduties.For480voltbuses,oneruntodeterminethesymmetricaldutyandtheX/Rratiowillbemadeforeachbus.4160voltInterruptingDuties:UsingcaseESCM9CIwhichutilizesthemodifiedmotordictionarydatathatsubstitutes1.5x"dforx"d,'160voltinterruptingdutiesarecalculatedbyPSS/U.Breakersfrombusses11A,11B,12A,12BtotheSSTsandmotorsaretheTotalratedbreakers.TheTotalInterruptingdutyisdeterminedbymultiplyingtheshortcircuitcurrentE/XbytheX/RderatingfactortakenfromANSIC37.5asexplainedin4.3.1.Thesebreakerswillbeevaluatedbysimulatingfaultsatthebusses11A,11B,12A,12B.SeeAttachment2forPSS/UresultsandapplicationoftheX/Rderating.'Thesymmetricalinterruptingdutiesofthebreakersat12AX,12AY,12BX,and12BYcanbedeterminedfromthePSS/Ucalculationsatbuses12Aand12B.TheresultsshowthecontributionsthroughtheX-orY-windingbreakers.Sincewehaveshownthattransformer12Bwillhavetheworstfaultcurrents,the12BXand,12BYresultswillbeusedtoevaluate12AXand12AY.RefertotheAttachment2columntitledInterruptingDuty,F2*E/Xforthesesymmetricallyratedbreakers.Allratingsshownaredescribedinsection6.1.1and6.1.2.Bts11A11B12A12B12BX12BY12AX12AYInterruptingDut(ams)36,73136,80536,73136.80528,96128,66528,96128,665InterruptingRatings(ams)(94.16kv)48,00048,00048,00048,00046,90046,90046,90046,900DUt76.576.776.576.761.861.161.861.16.3.24160VoltClose-and-Latch(momentary)Duties:UsingcaseESCM9C,4160voltmomentarydutiesarecalculatedusingtheresultsofPSS/U.ThePSS/UcaseresultsareinAttachment3.Persection4.3.2,the'ctualmomentarydutyiscalculatedbymultiplyingtheDesignAnalysisEWR4525Page7Revision1Date7/27/90 ElI1It, Shortciruitcontribution=4timesPullLoadamps=1248mapsThisadditionalfaultcurrentof1248amps,whenaddedtothefaultcurrentcalculatedabove,doesnotcausetheMCCbreakerratingstobeexceeded,anda15%marginstillexists.Theimpactonthe480and4160voltbussesmarginswillbeevensmaller.Futurerevisionsofthecomputermodelwillincludethesemotorstoaddtheircontributiontothiscalculation.6.3.44160VoltDutieswithA-BBreakerClosed.CaseESCM9CwillbemodifiedtoclosetheA-Bbustiebreaker,formingcaseESCM9CAB.Thefaultdutycalculationwillassumenomotors,astheA-Btieisonlyclosedduringashutdowncondition.Withoutthecorrectionsformotorcontributions,theresultsofasinglecasecanbeused,forbothinterruptingandmomentaryduties.Also,sincebusesllA,11B,12A,and12Barealltiedtogether,onefaultsimulationwillcoverallfourbuses.(Resultsinattachment3).4Kvbuses11A11B12A12B(TotalCurrentBreakers)InterruptingDuty(Ams)InterruptingRating(Ams)DQ'C34,419MomentaryDuty(Ams)50,52348,000MomentaryRating(Ams)80,00071.7~Dut63.26.4Themaximumfaultcurrentsinsection6.3donotexceedtheinterruptingcurrentratingsofthecircuitbreakers.6.5MaximumavailablefaultcurrentshadbeenpreviouslydeterminedinRef.3.8forEWR2929.Thesevalueswer'ecalculatedbyhand,usingstandard,engineeringmethodsasdetailedintheanalysis.Thissimplifiedmethoddoesnottakeintoaccountcontributionsofthemotorsinthestation.ThePSS/Uprogramhasanoption(NM)todotheequivalentcalculation,solvingforfaultcurrentswithnomotors.Toshowthatavailablefaultcurrents(E/X)havenotchangedsignificantlywiththeoffsitepowerDesignAnalysisEWR4525Page9Revision1Date7/27/90 e
6.3.1interruptingdutiesandmomentaryduties.For480voltbuses,oneruntodeterminethesymmetricaldutyandtheX/Rratiowillbemadeforeachbus.4160voltInterruptingDuties:UsingcaseESCM9CIwhichutilizesthemodifiedmotordictionarydatathatsubstitutes1.5x"dforx"d,'160voltinterruptingdutiesarecalculatedbyPSS/U.Breakersfrombusses11A,11B,12A,12BtotheSSTsandmotorsaretheTotalratedbreakers.TheTotalInterruptingdutyisdeterminedbymultiplyingtheshortcircuitcurrentE/XbytheX/RderatingfactortakenfromANSIC37.5asexplainedin4.3.1.Thesebreakerswillbeevaluatedbysimulatingfaultsatthebusses11A,11B,12A,12B.SeeAttachment2forPSS/UresultsandapplicationoftheX/Rderating.'Thesymmetricalinterruptingdutiesofthebreakersat12AX,12AY,12BX,and12BYcanbedeterminedfromthePSS/Ucalculationsatbuses12Aand12B.TheresultsshowthecontributionsthroughtheX-orY-windingbreakers.Sincewehaveshownthattransformer12Bwillhavetheworstfaultcurrents,the12BXand,12BYresultswillbeusedtoevaluate12AXand12AY.RefertotheAttachment2columntitledInterruptingDuty,F2*E/Xforthesesymmetricallyratedbreakers.Allratingsshownaredescribedinsection6.1.1and6.1.2.Bts11A11B12A12B12BX12BY12AX12AYInterruptingDut(ams)36,73136,80536,73136.80528,96128,66528,96128,665InterruptingRatings(ams)(94.16kv)48,00048,00048,00048,00046,90046,90046,90046,900DUt76.576.776.576.761.861.161.861.16.3.24160VoltClose-and-Latch(momentary)Duties:UsingcaseESCM9C,4160voltmomentarydutiesarecalculatedusingtheresultsofPSS/U.ThePSS/UcaseresultsareinAttachment3.Persection4.3.2,the'ctualmomentarydutyiscalculatedbymultiplyingtheDesignAnalysisEWR4525Page7Revision1Date7/27/90  
: ElI1It, Shortciruitcontribution=4timesPullLoadamps=1248mapsThisadditionalfaultcurrentof1248amps,whenaddedtothefaultcurrentcalculatedabove,doesnotcausetheMCCbreakerratingstobeexceeded,anda15%marginstillexists.Theimpactonthe480and4160voltbussesmarginswillbeevensmaller.Futurerevisionsofthecomputermodelwillincludethesemotorstoaddtheircontributiontothiscalculation.6.3.44160VoltDutieswithA-BBreakerClosed.CaseESCM9CwillbemodifiedtoclosetheA-Bbustiebreaker,formingcaseESCM9CAB.Thefaultdutycalculationwillassumenomotors,astheA-Btieisonlyclosedduringashutdowncondition.Withoutthecorrectionsformotorcontributions,theresultsofasinglecasecanbeused,forbothinterruptingandmomentaryduties.Also,sincebusesllA,11B,12A,and12Barealltiedtogether,onefaultsimulationwillcoverallfourbuses.(Resultsinattachment3).4Kvbuses11A11B12A12B(TotalCurrentBreakers)InterruptingDuty(Ams)InterruptingRating(Ams)DQ'C34,419MomentaryDuty(Ams)50,52348,000MomentaryRating(Ams)80,00071.7~Dut63.26.4Themaximumfaultcurrentsinsection6.3donotexceedtheinterruptingcurrentratingsofthecircuitbreakers.6.5MaximumavailablefaultcurrentshadbeenpreviouslydeterminedinRef.3.8forEWR2929.Thesevalueswer'ecalculatedbyhand,usingstandard,engineeringmethodsasdetailedintheanalysis.Thissimplifiedmethoddoesnottakeintoaccountcontributionsofthemotorsinthestation.ThePSS/Uprogramhasanoption(NM)todotheequivalentcalculation,solvingforfaultcurrentswithnomotors.Toshowthatavailablefaultcurrents(E/X)havenotchangedsignificantlywiththeoffsitepowerDesignAnalysisEWR4525Page9Revision1Date7/27/90 e
1418(DG1A)55,337amps50,000amps111';48,879amps30,000amps1631617(DG1B)56,418amos51,148amps50,000amps11330,000amps170:Thefaultcurrentsaresignificantlyabovetheratingsofthebreakers.Thehighfaultcurrentsarecaused.bythisspecifictestconfiguration.wheretheoffsitepowerisparallelledwiththedieselgenerators,aswellastheparallellingofthetwo4160/480voltsubstationtransformers.Thisconfigurationwould.occuronlyduringthemonthlydieselgeneratortesting,whichlastsfor1-2hourspermonth.Nearepresentlyinvestigatingmodificationstothemonthlytestprocedurewhichwillreducetheavailablefaultcurrenttoalevelbelowthebreakerratings.7.0Results7.17.27.3Thefaultdutiesresultingfromthismodificationdonotcausethedesignlimitsofthecircuitbreakersfor11A,11B,12A,12B,12AX,12AY,12BZ,12BY,13,14,15,16,17,18,andNCC1Cand1Dtobeexceeded,exceptfortheconfigurationasnotedin7.3below.IAcomparionofthefaultcurrentsavailableforthereconfiguredoffsitepowersystemtothevaluescalculatedfortheoriginalconfigurationshowsthatt.hereisnosignificantchangesinfault'current.Therefore,nochangestotherelayingcoordinationisrequired.Asshowninsection6.6above,theavailablefaultcurrentexceedsthe480voltbreakerdutiesforthisD/Gtestconfiguration.Correctiveactionsarebeingevaluatedtoaddressthiscondition,andanyresultingchangesinconfigurationwillbemodelledandsimulatedtoevaluatenewfaultcurrentlevels.ItshouldbenotedthatthisoverdutyconditionisnotaresultofthemodificationsperformedontheoffsitepowersystemforEWR4525.DesignAnalysisERR4525Page11Revision1Date7/27/90  
1418(DG1A)55,337amps50,000amps111';48,879amps30,000amps1631617(DG1B)56,418amos51,148amps50,000amps11330,000amps170:Thefaultcurrentsaresignificantlyabovetheratingsofthebreakers.Thehighfaultcurrentsarecaused.bythisspecifictestconfiguration.wheretheoffsitepowerisparallelledwiththedieselgenerators,aswellastheparallellingofthetwo4160/480voltsubstationtransformers.Thisconfigurationwould.occuronlyduringthemonthlydieselgeneratortesting,whichlastsfor1-2hourspermonth.Nearepresentlyinvestigatingmodificationstothemonthlytestprocedurewhichwillreducetheavailablefaultcurrenttoalevelbelowthebreakerratings.7.0Results7.17.27.3Thefaultdutiesresultingfromthismodificationdonotcausethedesignlimitsofthecircuitbreakersfor11A,11B,12A,12B,12AX,12AY,12BZ,12BY,13,14,15,16,17,18,andNCC1Cand1Dtobeexceeded,exceptfortheconfigurationasnotedin7.3below.IAcomparionofthefaultcurrentsavailableforthereconfiguredoffsitepowersystemtothevaluescalculatedfortheoriginalconfigurationshowsthatt.hereisnosignificantchangesinfault'current.Therefore,nochangestotherelayingcoordinationisrequired.Asshowninsection6.6above,theavailablefaultcurrentexceedsthe480voltbreakerdutiesforthisD/Gtestconfiguration.Correctiveactionsarebeingevaluatedtoaddressthiscondition,andanyresultingchangesinconfigurationwillbemodelledandsimulatedtoevaluatenewfaultcurrentlevels.ItshouldbenotedthatthisoverdutyconditionisnotaresultofthemodificationsperformedontheoffsitepowersystemforEWR4525.DesignAnalysisERR4525Page11Revision1Date7/27/90  



Revision as of 04:18, 22 June 2018

Rev 1 to Design Analysis EWR 4525-1, Fault Current Analysis of Power Distribution Sys.
ML17262A177
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Site: Ginna Constellation icon.png
Issue date: 07/27/1990
From:
ROCHESTER GAS & ELECTRIC CORP.
To:
Shared Package
ML17262A175 List:
References
EWR-4525-1, EWR-4525-1-R01, EWR-4525-1-R1, NUDOCS 9010050247
Download: ML17262A177 (88)


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DesignAnalysisGinnaStationEWR4525-1IFaultCurrentAnalysisofPowerDistributionSystemRochesterGasandElectricCorporation89East.AvenueRochester,NewYork14649EWR4525Revision1July27,1990PreparedBy:ReviewedBy:ElectricalEngineerWCElectricalngineerDateA.uZ((i~ZA:~~iv~~oDateApprovedBy:Manager,ElectricalEngining8((VoDatePagei9010050247PPDRADOCK90092005000244PDC l

1,0Ob'ective1.21.3TheprimaryobjectiveofthisanalysisistoverifythatthereconfigurationoftheoffsitepowersystemiscapableofwithstandingworstcasefaultswithoutexceedingtheallowablefaultdutiesofthebreakersperDesignCriteria.Notincludedinthescopeofthisanalysisisthedeterminationofshortcircuitdutiesfortwoconfigurations:whentransformer511(UAT)isthesupplyfortheauxiliarysystem,andwhentheemergencydieselsarethesolesupplytothe480voltbusses.ThesetwoconfigurationsarenoteffectedbythechangestotheoffsitepowersystemmadeduringEWR4525.AdetaileddescriptionofthescopefortheproposedOffsitePowerReconfigurationModificationscanbefoundintheDesignCriteria(Ref.2.1).IIThefaultcurrentswillbecalculated,usingthePSS/U(Version3.1)computerprogramwiththeGinnaStationdistributionsystemmodeled.Theprogramusesstandardfaultcurrentsolutiontechniquesasdescribedintheuser'smanual,Reference3.6,andhasbeenverifiedasavalidmodelingtoolinDesignAnalysis4525-3,Ref.3.2.1.41.5Thefaultcurrentscalculatedbytheprogramareforsystemconditionsspecified,bytheuserforeachofthe4160voltand480voltbuses.Theresultantfaultcurrentsoutputbytheprogramwillbeanalyzedtoensurethattheydonotexceedthemomentaryandinterruptingdutiesofthecircuitbreakers.ThefaultcurrentscalculatedbythePSS/Ufortheoffsitepowerreconfigurationwillbecomparedtovaluespreviouslycalculatedfortheexistingsystemtoshowthatthenewconfigurationdoesnotsignificantlychangeavailablefaultcurrents.2.0DesinInuts2.1DesignCriteria,EWR4525,Revision4,December8,1989.2.2SafetyAnalysis,EWR4525,Revision6,December11,1989.3.0ReferencedDocuments3.1Drawings:3.1.133013-652,Rev.8,480VoltOne-Line'iagram3.1.210904Series-164,-165,-166,480VoltMotorControlCenter1CEWR4525DesignAnalysisPage1Revision1Date7/27/90 l

.oltagecircuitbreakersratedonatotalcurrentbasis."3.17ANSIC37.6-1966,"Schedulesofpreferredratingsforachighvoltagecircuitbreakers'ratedonatotalcurrentbasis."4.1Sincethe4kvelectrical,distributionsystemisresistivelygrounded,theworstcasefaultcurrentwillbethethree-phaseboltedfault.Transformers12Aand12Bhave4ohmneutralgroundingresistorswhichlimitthephase-toground.faultcurrentstolessthan600amps,asshownonRef.3.5Drawing33013-1724.The480voltsystematGinnaisanungrounded.delta-deltasystem.Thisconfigurationresultsinnegligiblephase-to-groundfaultcurrentsonthe480voltside.4.2FaultcurrentswillbecalculatedusingthePSS/Uprogram,version3.1,fromPTI.Thisprogramcalculatedfaultcurrents(E/X),andusesthattocalculateinterruptingandmomentarydutiesinactivityBKDY.4.3TomaketheresultsofthePTIactivityBKDYconsistentwithANSIC37.010,thecasesandresultsmustbemanipulatedasfollows:4.3.1Forcalculatingthetrueinterruptingdutiesof4160Vbreakers,themotordatadictionaryfilewillbealteredsothatthesub-transientreactance(x"d)forthemotorsismultipliedby1.5(x"disassumedequalto0.2p.u.).Thisreflectsthemultiplyingfactorrequiredbythetableinsection5.4.1,p.40,ofANSIC37.010-1979.PTIpersonnelconfirmedthatthismethodisappropriate.Inaddition,anothermultiplyingfactorisappliedtoE/XforderatingdependingontheX/Rratioofthesystemasseenatthefaultlocation.ForthebreakersratedonaSymmetricalCurrentBasis,thismultiplieriscalculatedbythePSS/Uprogram.NultiplyingfactorF2willbeusedtoreflectremotenessfromagenerator.4160VoltbreakersratedonaTotalCurrentBasishaveadifferentX/Rmultiplyingfactor.ThePSS/Uprogramdoesnotcalculatethis,sothemultiplyingfactorwillbetakenfromtheX/RcurveinANSIC37.5Ref.3.15Figure3.ThisfactorwillthenbemultipliedbytheE/XshortcircuitcurrentcalculatedbyPSS/U.(Sections6.1.1and6.1.2definewhichbreakersarerated"Symmetrical"andwhicharerated"Total").4.3.2Forcalculatingthe,momentarydutiesof4160voltDesignAnalysisEWR4525Page3Revision1Date7/27/90

version3.1.5.2GinnaStationoffsitepowersupplyandonsitepowerdistributionsystemandloadshavebeenmodeled.adequatelyasshowninRef.3.2.5.3Theprogramresultsforinterruptingand.momentarydutiesforthebreakersaresomewhatinconsistentwiththeapplicableANSI/IEEEstandards.PSS/UoutputsoftheBKDYactivitieshavebeenmanipulated.asdescribed.insection4.3andasappliedtothecasesofsection6.6.0~Analsis6.1Thebreakerratingsthatwilldeterminethemaximumfaultcurrentsthatcanbesustained.aredetermined.perthemethodsoftheANSIstandardsofRef.3.10,3.12,and3.16.Usingreferences3.1,3.3,and.3.4,wecandeterminewhichstandard.breakersto,considerforeachbusfault.Attachment1showssheconfigurationandbreakertypesofthe'kvsystem.61s1TheWestinghousetype50DH350breakersat4160vbusses11A,11B,12A,and12Bareratedona"TotalCurrentBasis"(ref.3.14)and.havethefollowingshortcircuitratings.TheInterruptingRatingisperref.3.4.TheMomentaryRatingforTotalRatedbreakersis1.6timestheMax.InterruptingRating.ThisisconfirmedbyRef.3.17whichliststhePreferredRatingforthistypebreaker.InterruptingRatingat4.16kv=48,000ampsRMSMaximumInterruptingRating=50,000ampsRMSMomentaryRating=80,000ampsRMS6s1s2ThePowelltypeSPV350-2breakers(12AX,12AY,12BX,AND12BY)areratedona"SymmetricalCurrentBasis"(Ref.3.13)andhavothefollowingshortcircuitratings(seeRef.3.9and3.10forthedetailedexplanationofratings).InterruptingRatingat4.76kv=41,000ampsRMSInterruptingRatingat4.16kv=46,900ampsRMSClose&LatchRating=78,000ampsRMS6.1.3480Voltbreakersoffofbusses13,14,15,16,17,and,18andHCCs1Cand1DhavefaultcurrentcapabilitiesbasedonRef.3.3andRef.3.14.Thebreakerstobeevaluatedforeachbusarethesmallestbreakeroffofthatbus,assumingthefaultontheoppositesideoftheDesignAnalysisEWR4525Page5Revision1Date7/27/90

6.3.1interruptingdutiesandmomentaryduties.For480voltbuses,oneruntodeterminethesymmetricaldutyandtheX/Rratiowillbemadeforeachbus.4160voltInterruptingDuties:UsingcaseESCM9CIwhichutilizesthemodifiedmotordictionarydatathatsubstitutes1.5x"dforx"d,'160voltinterruptingdutiesarecalculatedbyPSS/U.Breakersfrombusses11A,11B,12A,12BtotheSSTsandmotorsaretheTotalratedbreakers.TheTotalInterruptingdutyisdeterminedbymultiplyingtheshortcircuitcurrentE/XbytheX/RderatingfactortakenfromANSIC37.5asexplainedin4.3.1.Thesebreakerswillbeevaluatedbysimulatingfaultsatthebusses11A,11B,12A,12B.SeeAttachment2forPSS/UresultsandapplicationoftheX/Rderating.'Thesymmetricalinterruptingdutiesofthebreakersat12AX,12AY,12BX,and12BYcanbedeterminedfromthePSS/Ucalculationsatbuses12Aand12B.TheresultsshowthecontributionsthroughtheX-orY-windingbreakers.Sincewehaveshownthattransformer12Bwillhavetheworstfaultcurrents,the12BXand,12BYresultswillbeusedtoevaluate12AXand12AY.RefertotheAttachment2columntitledInterruptingDuty,F2*E/Xforthesesymmetricallyratedbreakers.Allratingsshownaredescribedinsection6.1.1and6.1.2.Bts11A11B12A12B12BX12BY12AX12AYInterruptingDut(ams)36,73136,80536,73136.80528,96128,66528,96128,665InterruptingRatings(ams)(94.16kv)48,00048,00048,00048,00046,90046,90046,90046,900DUt76.576.776.576.761.861.161.861.16.3.24160VoltClose-and-Latch(momentary)Duties:UsingcaseESCM9C,4160voltmomentarydutiesarecalculatedusingtheresultsofPSS/U.ThePSS/UcaseresultsareinAttachment3.Persection4.3.2,the'ctualmomentarydutyiscalculatedbymultiplyingtheDesignAnalysisEWR4525Page7Revision1Date7/27/90

ElI1It, Shortciruitcontribution=4timesPullLoadamps=1248mapsThisadditionalfaultcurrentof1248amps,whenaddedtothefaultcurrentcalculatedabove,doesnotcausetheMCCbreakerratingstobeexceeded,anda15%marginstillexists.Theimpactonthe480and4160voltbussesmarginswillbeevensmaller.Futurerevisionsofthecomputermodelwillincludethesemotorstoaddtheircontributiontothiscalculation.6.3.44160VoltDutieswithA-BBreakerClosed.CaseESCM9CwillbemodifiedtoclosetheA-Bbustiebreaker,formingcaseESCM9CAB.Thefaultdutycalculationwillassumenomotors,astheA-Btieisonlyclosedduringashutdowncondition.Withoutthecorrectionsformotorcontributions,theresultsofasinglecasecanbeused,forbothinterruptingandmomentaryduties.Also,sincebusesllA,11B,12A,and12Barealltiedtogether,onefaultsimulationwillcoverallfourbuses.(Resultsinattachment3).4Kvbuses11A11B12A12B(TotalCurrentBreakers)InterruptingDuty(Ams)InterruptingRating(Ams)DQ'C34,419MomentaryDuty(Ams)50,52348,000MomentaryRating(Ams)80,00071.7~Dut63.26.4Themaximumfaultcurrentsinsection6.3donotexceedtheinterruptingcurrentratingsofthecircuitbreakers.6.5MaximumavailablefaultcurrentshadbeenpreviouslydeterminedinRef.3.8forEWR2929.Thesevalueswer'ecalculatedbyhand,usingstandard,engineeringmethodsasdetailedintheanalysis.Thissimplifiedmethoddoesnottakeintoaccountcontributionsofthemotorsinthestation.ThePSS/Uprogramhasanoption(NM)todotheequivalentcalculation,solvingforfaultcurrentswithnomotors.Toshowthatavailablefaultcurrents(E/X)havenotchangedsignificantlywiththeoffsitepowerDesignAnalysisEWR4525Page9Revision1Date7/27/90 e

1418(DG1A)55,337amps50,000amps111';48,879amps30,000amps1631617(DG1B)56,418amos51,148amps50,000amps11330,000amps170:Thefaultcurrentsaresignificantlyabovetheratingsofthebreakers.Thehighfaultcurrentsarecaused.bythisspecifictestconfiguration.wheretheoffsitepowerisparallelledwiththedieselgenerators,aswellastheparallellingofthetwo4160/480voltsubstationtransformers.Thisconfigurationwould.occuronlyduringthemonthlydieselgeneratortesting,whichlastsfor1-2hourspermonth.Nearepresentlyinvestigatingmodificationstothemonthlytestprocedurewhichwillreducetheavailablefaultcurrenttoalevelbelowthebreakerratings.7.0Results7.17.27.3Thefaultdutiesresultingfromthismodificationdonotcausethedesignlimitsofthecircuitbreakersfor11A,11B,12A,12B,12AX,12AY,12BZ,12BY,13,14,15,16,17,18,andNCC1Cand1Dtobeexceeded,exceptfortheconfigurationasnotedin7.3below.IAcomparionofthefaultcurrentsavailableforthereconfiguredoffsitepowersystemtothevaluescalculatedfortheoriginalconfigurationshowsthatt.hereisnosignificantchangesinfault'current.Therefore,nochangestotherelayingcoordinationisrequired.Asshowninsection6.6above,theavailablefaultcurrentexceedsthe480voltbreakerdutiesforthisD/Gtestconfiguration.Correctiveactionsarebeingevaluatedtoaddressthiscondition,andanyresultingchangesinconfigurationwillbemodelledandsimulatedtoevaluatenewfaultcurrentlevels.ItshouldbenotedthatthisoverdutyconditionisnotaresultofthemodificationsperformedontheoffsitepowersystemforEWR4525.DesignAnalysisERR4525Page11Revision1Date7/27/90

OFFSITEDISTRIBUTIONSYSTEMSTA.1JASTA.20<TOGSUTRANSFORMER7675275152Saxwv,aSI128XNCI128128YNONO12AX12AYNCII5252REMOVABLEUNKTOglGENERATOR5ob83$oQ&EARLSI~xTOST@SERV.TRANS.52TOSTA,SERV.TRANS.pieDUMMY8REAKER522TOSTA.SERV.TRANS.$1552TOSTA.SERV.TRANS.5252TOSTA.SERV.TRANS.$1452TOSTA.SERV.TRANS./leDUMMYBREAKERSAFElYTRAlN8SAFElYTRAlN"A"

ATTACHMENT4160VOLTINTERRUPTINBDUTIES I

PONERTECBHOLOGIESIHC.PONERSTSTEHSIHQLhTOR,PSS/QGIHHhChSEESCH9CI,ONLIHE,XDt1.5TORIHTERRQPTIHGghQL123KVGRID,d-dKB-BCLOSED,RGE200IH.HOTDICTIOHhRTTILETERSIOH3.1MC071989TBQ,11:48CTCKEPhRTIHGBREhXERTIRE53.012hllhllhllhCllhlldSlihSST13IHTERQPTIHGDQTTE/II/RgtE/l28.1ZQ934328.128193.320.928193.33679.220.93679.22278.820.92278.8181.520,9181.5HOHEHThBTDQTTF2>>E/I1.6ef4E/X1,6if2!E/l35889.654925.057423.429475.845109'47161.33846.65886.76154.52382.43646.03811.9189.8290.4303.6(i~cMK 1

PONHRTECHNOLOGIESIHC.PONERSYSTKHS!HULdTOR,PSS/0GIHHhChSEESCH9CI,OHIIHE,X'D41.5fORIHTERRUPTIHGfhQI123KTGRID,h-ddB-BCLOSED,RGK200IH.HOTDICTIOHhRTfILEYKRSIOH3.1DEC071989TRO,11:49CYCIEPhRTIHG'IHTERUPTIHGDUTYBREdKERTIHEXX/RfeK/Xf2'/X53.0~i@34396.935809,612B11B28779.520'28779.529961'11B11BC3237.020.53237.03370.011BllBS2272.020.52272.02365.311BSST15113.020.5113.0-117.7HOHEHThRTDUTY1.6efeE/X1.64f2!K/X55035.157295.346047.347938.45179.25391,93635.13784.4180.9188."3

~t POMKRTECBKKOGIESIHC.POMERSYSTEHSIHQLATOR,PSS/QVKRSIOH3.1GIHHACASKKSCHSC!,OHLIHK,I'D41.5fORIHTEBRQPTIHGfhQLDEC071989123EVGRID,h-A&B-BCLOSED,BGK200IH.HOTDICTIOHARYFIlETHQ,11:50CYCIEPARTIKG'HTEBQPTIHGDUTYBREAKERTIKEiE/X/RF!E/X53.0'3432'~~0.934328.112ASST14666.020.9666'12ASST18109.820.9109.812A11h6139.420.96139.412d12BY27417.620.927417.612A12AS0.020.90.0F24K/X35889.6696.3114.86418'28664.80.0HOHKHTABY1.64F>E/E54925.01065.7175.69823.043868.20'DQTT1'4F24$/I57423.41114.1183.610269.845863.60.0iXmqs

PONERTECHHOLOGIESIHC.POMERSYSTEHSIHDLhTOR,PSS/UVERSIOH3.1GIHHhChSEESCH9CI,OliLIHE,I'D!1.5FORIHTERRUPTIHGFhULDEC071989123EVGRID,h-dhB-BCLOSED,RGE200IH.HOTDICTIOHdRYFILETHU,ll:51CYCfEPhRTIHG'HTERUPTIHGDUTTHOHEHThRYBUTTBREhKERTIRE~E/I'.,X/RF4E/XF24E/X1.64F4E/I1.64F24E/X53.0'34396.9'34396.935809'55035.157295.312BSST16687.920.5687.9716.11100.61145.812BSST17273.220.5273.2284,4437.0455.012B11B5622.020.55622.05852.98995.29364,612BI12B27818.620.527818.628961.044509.?46337.7

'OMEBTECBHO'OGIESIHC.POMERSYSTEHSIHQLhTOR,PSS/QVERSIOH3.1!IHHhChSEESCHSCI,OHLIHE,IDt1,5YORIHTERRQPTIHGfhQLDEC071989".3KVGRID,h-hhB-BCLOSED,RGE200IH.HOTDICTIOHhRYTILETHQ,11:50CYCLEPhRTIHGBREhEERTIHE53.012hSST1412hSST1812hlih12h12BYlih12hSIHTERQPTIHGDQTYE/XI/RYtE/I34328.120.934328.1666.020.9666.0109.820.9109.86139.420.96139.427417.620.927417.6.0.020.90.0MSlkllT~N>II1.6'el>E/!35889.654925.0696.3,1065'114.8175.664.79823.028664.843868.20.00.0DQTY1.6tE2tE/I57423.41114.1183.6,10269.845863.60.072.A,NS~pS5/~

'3MERTHCBEOLOGIESIEC.PONERSTSTEESIHULhTOR,PSS/0VERSIOE3,1XIEEhChSEESCESCI,OELIEEI'D01.5TORIKTERRUPTIEGfhULDEC'071989".3KVGRID,d-dkB-BCLOSED,RGE2001E.KOTDICTIOEhRYTILETHU,11:51CTCLEPdRTIEGBBEdKERTIER53.012B6671612BSST1712B11B12BI12BIETERUPTIEGDUTYEOEHETdRYDUTT2/XX/0ft6/2~I2eX1.St&46/21.6162tH/X34396.920.534396.935809.555035,157295.3687.920.5687.9716.11100.61145.8273.220.5273.2284.4437.0455,05622,020.55622.05852.98995.29364.621&10.620.521&10.0~28961.044500.246331.2

ATTACHMENT4160VOLTMOMENTARYDUTIES

.POVrHR'TECHHOLOGIESIHC.POHERSVSTEHSIMOLdTOB,PSS/DGIHHhCdSEESCH9C,OHLIHE,HhX.IOhDfOBHhX..SCCQBBEHT123KVGRID,h-hhB-BCLOSED,fOBHhX.fhDLT.CURBEHTSVEBSIOH3.1DEC"071989THU,.'l:13CVCI'KPhRTIHGBRKhKKRTIHK53,012h11dllhllhcllhllhSllhSST13IHTERQPTIHGDDTTE/XX/RftE/Xf24E/X38392.520.638392.540020.629285.720.629285.730527.65451.320.65451.35682.43398.720.63398.73542.8262.420.6262.4273.6HQIKHKhB~1.~f4E/K1.6ef2t61.12.94685.48844.18722.09091.9543.668'9,9.7uS I

POMXRTXCBHOLOGIESIHC.POMHBSTSTElfSIHQLhTOR,PSS/QGIHHhCdSXESCH9C,OHLIHE,HdI.LOhDFOBHhI.SCCQRREHT123ITGBID,h-dhB-BCLOSED,FORHhI.FhQLTCQBRXHTSVERSIOH3.1DEC061989MXD,.18:41CTCLXPhRTIHGBREdXERTIME53,012BllB11B11BC11B11BS11BSST15'HTHRQPTIHGDQTTI/II/BPE/IF2!E/I38334.120.138334.139773.329984,420.129984.431110.24806.520.1,4806.54987.03383.'520.13383.53510.5165.320.1165.3171'61547975.7690.454134.563.3776.3979.25.9274.

Ijggcpjsoorasrsc.ronasrsrassrsossroa<ossp123EVGRID,h-haB-BCI,USED,FORlfhE.FAUITCUBBHETSVEESIOE3,1DEC061989NEDo18:39CTCIEPARTIEGBREAKERTIEH53.012ASST1412ASST1812hllh12h12BT12A12AS'ETEBUPTIBGDUTTE/ZI/RTSH/I38392.520,638392.5909.920.6909.9160.720.6160.79112'20.69112.228215.720.628215,70.020.60.072$E/I40020.6948.4167.59498.629412.10.01.E4H/!61.11455,257.1457.445.00.01.6ef2i62.91517.5268.0197.74.40,0/y+1.4>

POMERTECHHOLOGIESIHC.POMERSTSTEHSIHUlhTOR,PSS/UGIHHdChSEESCHSC,OHLIHE,HhZ.LOhDfORHh!.SCCURREHT'23XYGRID,h-ddB-BCLOSED,fORHhi.fdULT'CURREHTSCYCLEPdRTIHGIHTERUPTIHGDUTYBREhKERTIHEE/II/Rf!E/If24E/E53.038334.120.138334.139773.312BSST16935.320.1935.3970.412BSST17387.920,1387.9402.412BllB8355.220.1'355.28668.912BI12B28661.720.128661.729737.9HO1.QOE/E614,5149.620.61336.48.81.64f2467.31552.7643.93870.340.6YERSIOH3.1DEC061989NED,18:42

'Y aPOKER7ECHHGLGSIESIHC.PGMERSYSTENSINULATOR)PSS/UGIHHACASEESCN9CAB,DHLIHE;A-BTIE'REAKERCLOSED123KVGRID,A-MB-BCLOSED,FORNAX,FAULTCURREHTSVERSION3.1JAH261990FRI,16:275"CYCLEPARTINGHDDEBREAKERTINEilA53.012AiiA1iAilAC11AliASliASST131iAiiBIHTERUPTIHGDUTYc/XX/RF!E/Xgg~~~31577.415577.222.915577.20.022.90.00.022.90.00.022.90.016000.222.916000.2F21E/X33574.116562.20.00.00.017011.9NONEHTARYDUTY1.61FCE/X1~61F21E/X50523.853718.624923.62&499.60.00.00.00.00.00.025600'27219.1QyQQ,t4o(~c~SuygSMXu+(loathKvacneMs)2xA,Fi=),og=51,5T1wlA>l~uj'4phqa4c~\~o4.v,~.P,QSZ.C.31.4~c~

ATTACHMENT4480VOLTFAULTDUTIEB

POMERTECHHOLOGIESIHC.POMEBSISTERSIHQLhTOR,PSS/0G!HHhCdSEESCHSC,OHLIHE,HdX.LOhDVOBHdX.SCCQRREHT',123XTGRID,h-dhB-BCLOSED;:ROBHh!.YhQLTCQRREETS'YCLEPhBTIEGIHTEBQPTIEGDQTTBEdKEBTIRE,E/XX/RftE/X724E/X00.023377.42.923377.423377.413SST1320896.12.920896.120896.11313C212&.42.92128.42128.41313S516.02.9516.0516.0VERSIOB3.1DEC.061989MED,18:59HOBEHTdBYDUTY1,6!FIE/X1.6!t24E/X37403.937403.933433.733433.73405.43405.4825.6825.6

POMEB'ECRHOLOGIESIHC.POEERSYSTEHSIHULhTOB,PSS/UGIHHhChSEESCH9C,OHLIHE,5hZ.LOhDROBHhZ.SCCURREHT123IVGRID,h-khB-BCLOSED,ROBHEZ.EhULTCUBREHTSYEBSIOH3.1DEC'061989RED,18:43CYCLE'PhRTIHGIHTEBUPTIHGDUTY0BREhEEBTIREE/ZZ/BPE/Z00.0~39000.0.239090.!14SST1428892.34'28892.3141C0.04'0.01414C8846,64.28846'1414S1731.14.21731F1f2!E/Z39099.128892.30'8846.61731.1HO!IEHThRT1.6~TEE/Z62558.546227.?0.014154.62769.7DUTT1.6!f2tE/Z62558.546227.70.014154.62769,7QQQ%9 0

POBEIkTECHBOEOGIESIHC.POMERSTSTEHSIHULdTOB,PSS/UGIHHdChSEESCH9C,OHLIHE,HhX.LOdDBOBHhZ.SCCURREBT123ETGBID,h-hkB-BCLOSED,TORHdZ.EhULTCQRREHTSVERSIOH3.1DEC061989BED;-.19:02CYCLEPhRTIHGBBEhKEBI!HE00.015SST151515C1515SIHTERUPTIHGDUTYE/ZZ/RfwE/Z22520.32.722520.321010.92.?21010.9841.02.7841.0767.92.7767.9F24E/Z22520.321010.9841.0767.9HOHEHThRYDUTY1.64E4E/X1.6!l24E/X36032.436032.43361T.433617.41345.71345.71228.71228.7

POMHllTXCHROTOGIXSIRC.POMXRSYSTXRSIRQLhTOR,PSS/QGIRRhCdSEXSC59C,OHLIEE,HhI.LOhDTOBllhX.SCCQRBERT123XVGRID,d-kdB-BCLOSED,TOBRh!.XhQLT,CQBRHRTSVXRSIOR3.1DXC'061989MXD;18:44CYCLE'hRTIRGIRTEBQPTIEGDQTTBBXhXEBTIREX/ZI/BT4X/X00.039463.34.339463.316SST1628886.74.328886.7161D0.04.30.01616C10961.14.310961,11616S0.04.30.0T24E/Z39463.328886.70,010961.10.0RORERThBTDQTT1.64X4E/X1.64T24E/X63141.363141.346218.746218.70.00,017537.817537.80.00.0

POMXItTECRHOLOGIESIHC.POMERSYSTEHSIHQLhTOR,PSS/UGIHHkCdSXESCH9C,OHLIHE,HdI.LOhDEORHhX.SCCQRRXHT123XVGRID,d-ddB-BCLOSED,EORHh!.FhULTCQRREHTS'ERSIOH3.1DXC061989MED,18:45CYCLE'PhRTIHGIHTHRUPTIHGDUTYBREhEERTIREE/iI/RP!E/Z00.024336.13'24336.117SST1720462.23.020462.21717C2577.23.02577.21717S1547.23.01547.2f24E/724336F120462.22577.21547.2HOHEHThRYDUTY1.6neE/I1.6~H24E/X38937.838937;832739.532739.54123.54123.52475.62475.6 tq POREDTECHHOLOGIBSIHC.POMERSYSTBHSIHQLhTOR,PSS/0GIHHhChSEESCH9C,OHLIHE,HhX.LOhDEORHhZ.SCCQRREHT"123ZVGRID,h-hhB-BCLOSHD,EORHhZ.BhULTCQRREHTSVBRSIOH3.1DEC061989MBD,18:58CYCLBPhRTIHGIHTBRQPTIHGDUTYBREhZERTIREE/XZ/R74B/X00.022260.52.722260.518SST1820795.22.720795.21818C0.02.70,01818S1567.22.71567.2t2tB/Z22260,520795.20.01567,2HOHEHThRYDUTY1.64E4E/X1.64E2~E/X35616.935616.933272.433272,40.00.02507.52507,5

PONEBTHCHHOLOGIESIHC.POMHR.SYSTEHSIHULhTOB,PSS/UGIHHhChSEHSCH9C;OHLIHE,HhX.LOhDfORHh!.SCCUBBHHT123HTGRID,h-kkU-BCLOSED,fORHhX.fhULTCUBBHHTSVERSIOE3.1DEC.071989'HU;11:22CYCLE'PhBTIHGIHTEBUPTIHGDUTTlfOHHHThRTDUTTBBEdKHRTIREE/XX/Rf4E/Xf24E/X1,64PE/X1,6!f24E/X00.011128.26.811128.211128.217805.117805.114IC11128.26.811128.211128.217805.117805.1

POWERTECHHONQIESIHC.POWERSTSTEHSI50LhTOR,PSS/0GIHHhChSEESC59C,OHLIHE,HhI.LOhDEORHhZ.SCCQBREHT123EVQBID,h-dhB-BCLOSED)EORHhi.EhDLTCDBBEHTSVERSIOH3.1DEC'OT1989THU;11:23CTCI,EPhRTIHQIHTEBOPTIEQDDTT50HEHThBTDOTTHODRBBEhXERTIHEE/IZ/Rf4E/If24E/I1.6ef4E/I1.64E2eE/I1D00.011620.6,9.111620.611620.618592.918592.9161D11620.69.111620.611620,618592.918592.9 1

ATTACHNENT5FAULTDUTIESWITHNONOTORS

POMMETECHEOLOGIHSIEC.POMEB.SYSTEMSIEULhTOR,PSS/UGIEEdCdSHHSC59C,0!ILIEE,EhI.IOhDHOBBhI.SCCQBREET123XVGRID,h-dhB-BCLOSED,XOREhi..YhQLTCQRREETS'YCMPdBTIEGIETERQPTIEGDUTTBBEhKEBTIEHH/!Z/BY!E/If24E/X53.025325.318.825325.325968.912hSST140.018.80.00.012hSST180.0'8.80.00.012hllh0.018.80.00.012h12BY25325.318.825325.325968,912h12hs0.018.80.00.0EOEHEThBY1.6!f4E/Z40520.50.00.00.040520.50.0DUTY1.6!f24E/Z41550,20.00,00.041550.20.0YEBSIOE3.1DEC.071989THU,14:59Manrrs lk POEHRTHCMOLOGIHSIEC.POEERSTSTEESIEQLhTOR,PSS/UGIEEhChSE-HSCESC,OELIEE,EhZ..LOhDfORlhZ..SCCURREET123ETGRID,h-hdB-BCLOSED,,fORlhZ.fdULT'CURRHETS'HRSIOE3.1DEC-071989TRU,14:59CYCLEPhRTIEGBREhEHRTIER53.012BSST1612BSST1712B11B12BZ12B'ETHRUPTIEGDQTTE/ZZ/Rf!H/X25591.918.625591.90.018.60.00.018.60.00.018.60.025591.918.625591.9f24E/Z26196.20.00.00.026196.2EOEHETdRYDUTY1.64M/Z1.6!f24E/Z40947.141913.90.00.00.00,00.00.040947.141913.9

PallERTECHNOLOGIESINC.POMEBSYSTENSINULhTOB,PSS/UGINNhChSEESCNSC,ONLINE,HhX.IohDBOBNhX..SCCURRENT123ETGRID,h-hhB-BCLOSED,.BOB9Z.ThULTCURRENTSVERSION3,1DEC071989THU'4:59CTCLEPhRTINGBREhEEBTINE00.014SST14141C1414C1414S'NTERUPTINGDUTYE/XX/Rf4E/Xf24E/X28320,83.228320.828320.828320.83.228320.828320,8o.a3.2a.oo.o0.03'0.00.00,03.2o.a0.0NONENThBT.DUTY1.64E4E/X1.6!f24E/X45313.345313.345313.345313.3a.ao.o0.00.00.00.0&rr~r~W'Ho~i~Žsl9

PORERTECBEOLOGIESIEC,PORERSYSTEKSIKULbTOR,PSS/UGIHlhCASEESCK9C,OKLIEH,KAI.IOAD.XORKAI.SCCURRElT123XVGRID,d-AAB-BCLOSED,EOB9I.YAULTCURRElTSVNIOh3.1DEC071989TRU;'4:59CYCLEPABTIEGBREAEEBTIKE00~016SST16161D1616C1616S'KTEBUPTIEGDUTYE/ZI/RI!E/I28376.23.2,28376.228376.23.228376.20.03,20.00.03.20,00.03.20.0f24E/Z28376,228376,20.00.00.0KOKEETARY1.6!E4E/X45402.045402.00.00.00.0DUTY1.6!Y2tE/I45402.045402.00.00,00.0Ba>g>334 t

POMERTECHQKOGIESIHC.POMERSTSTEHSIHQLhiOR,PSS/QGIHHACASEESCH9C;OHLIHE,Hhi.LOADTORHAE.SCCQRREHT'23ETGRID,h-AAB-BCLOSED,TORHAZ.TAQLTCQRREHTSVERSIOH3.1DEC.OT1989THQ,15:DDB171717CYCL'EPARTIHGREAEERTIHE00.0SSI1717C17SIHTERQPTIHGDllITE/EE/RPE/E20319.22.520319.220319.22.520319.20.02.50.00,02.50,0V24E/I20319.220319.20.00.0HOHEHIARYDQTT1,6et!E/I1,64F2tE/I32510.732510.732510,732510.70.00.0,0.0O.D e

PONBBTECRHOLOGIESIHC.POHEBSYSTEH'SIHULhTOB,PSS/UGIHHhChSEESCHSC,OHLIHE,HhI.,LQdDfORHhZ.,SCCURBEHT"123EYGBID,h-hhB-BCLOSED,fOBHhIfhULT'CUBREHTSCYCLEPhBTIHG'IHTERUPTIHGDUTYBBEhIEBTIREE/XZ/Rf4'E/If24E/I00.020342.12.520342.120342.118SST1820342.12.520342.120342.11818C0.02.50.00~01818S0.02.50.00.0VEBSIOH3.1DEC'071989TBU.15:00HOHEHThRYDUTY1.6tfeE/I1.6ef2!E/I32547.432547.432547.432547.40.00.00.00,0+NeoJgo)'39+

4g PURERTECHNLOGIESIHC.POMERSTSTEHSIHULhTOB,PSS/UGIllh'hSEESCH9C,OHLIHE,HdE.IadpFOB9!.SCCUBRllT'23ETGBID,h-diB-BCLOSED;.EORHdI.CULTCQRREHTSVEBSIOH3.1DEC071989THU,-'5:00CTCLEPhBTIEGIHTERQPTIEGDUTTHOHEHThBTDUTTBBEhXEBIIHEE/IZ/BffE/Zf2'/I1.6414E/I1,64E24E/Eoo.o1oo40.65.41oo4o.sIo04a.s1soss.oIsoss.o141C,10040.65.410040,610040.616065.016065.0 1I PONERTECHNLOGIESIEC.PONEBSYSTEHSIHULETOB,PSS/UGIEEhChSEESCE9C,QRLIEE,M.LOhD.EQR5hZ..SCCURRENTl23KVGBID,d-dhB.-BCLOSED;ROBMCULTCORREETSVEBSIOB3.1DEC-071989THU,."15:00~~~CYCLEPdBTIEGIETERUPTIEGDUTYHOHEEThBYDUTTBREduRTIREE/ZZ/RYeE/Zf24E/Z1,6efeE/Z1,6!E2eE/Z00.010421.56.5.10421,510421.516674.516674.5161D10421.56.510421.510421.516674.516674.5Qo%a4r~WSmachW~~14>A~

c ATTACHMENT6FAULTCURRENTSDURINGDIESELGEN.TESTING a,

POÃERTECHNDLOGIESIHC.'ONERSYSTENSINULATOR,PSS/UGINNACASEESCH9DGA,DIESEL1AOHDURINGTESTNODE123KVGRID,DG!ADNLIHE,A-A&B-BOPENP~~5~~CYCLEPARTINGIHTERUPTIHGDUTYNDDEBRENERTINEE/XX/RF4E/XF24E/X1400'55336.93.855336.955336e914SST1426836.03.826836.026836.0141C0,03.80,00,0!4C0.03.80.00.014!4S!740.33.81740,31740.314DS!A26831.73.826831.726831.7VERSION3.1AUG141990TUE,10:32NONENTARYDUTY1.64F&E/X!.6TF2TE/X88539.188539.142937.642937.60.0Q,Q0.00.02784.5,2784.542930.842930.8geo>4w9CW-H,>+><+5(Yb1

~~

PONERTECHNOLDSIESINC.PONERSYSTEHSIHULATOR,PSS/USIHNACASEESCH9DGA,DIESEL1AONDURINGTESTNODE123KVSRID,DS'lAONLINE,A-A&B-8DPEHq'YCLEPARTINGIHTERUPTIHSDUTYNODEBRENERTINEE/XX/RFCE/XF24E/X1800.048879,03.7'8879.048879.018SST1818547.03.718547.018547.01818C0.03.70.00.01818S1519.13.71519.1151'9.1DSIA1828979.03.728979.028979.0VERSION3.1AUS141990TUE;10:34'OHENTARYDUTY1.64F!E/XI.btF2IE/X78206.478206.429675.329675.30.00.02430.52430'54&366.4463&6,4

~r POMERTECHHDLOBIESIN'OSERSYSTENSINULATORrPSS/USIHHACASEESCH9DGB,DIESELlBOHDURINGTESTNODE123KV6RID)D81BONLINE~AAOBBOPEN~~~~CYCLEPARTINSINTERUPTINSDUTYHODEBREAKERTINEE/XX/RFlE/XF20E/X1600.056418.33.956418.356418.3ibSST1626873.93,926873.926873.9lb1D0.03.90.00.01616C0.03.90.00.01616S1750.03.91750.01750.016DSlB27867.33.927867.327867.3NONENTARY1.64FCE/X90269.342998.20.00.02800.044587.7DUTY1.6!F25E/X90269.342998.20.00.02800.044587.7VERSIONAU6,141990TUE,10:47

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