ML18038A087

Forwards Revised Response to Certain FSAR Questions Resulting from 850913 Meeting Re Startup & Test Program,Fsar Chapter 14.Info Will Be Provided in FSAR Amend 22

ML18038A087
Person / Time
Site:	Nine Mile Point
Issue date:	11/08/1985
From:	MANGAN C V NIAGARA MOHAWK POWER CORP.
To:	BUTLER W Office of Nuclear Reactor Regulation
References
(NMP2L-0528), (NMP2L-528), NUDOCS 8511140170
Download: ML18038A087 (34)

Text

)REGULATORYI~RMATIQNDISTRIBUTIONSYST(RIDS)ACCESSIONNHR:8511140170DOC.DATE:85/11/08NOTARIZED:NODOCKET0FAGIL:50-410NineMilePointNuclearStationiUnit2iNiagaraMoha05000410AUTH.NAMEAUTHORAFFILIATIONMANGANiC.V.,NiagaraMohawkPowerCorp.RECIP.NAMERECIPIENTAFFILIATIONBUTLER>W.LicensingBranch2

SUBJECT:

ForwardsrevisedresponsetocertainFSARquestionsresultingfrom850913meetingrestartup0testprogramsFSARChapter14.InfowillbeprovidedinFSARAmend22.DISTRIBUTIONCODE:B001DCQPIESRECEIVED:LTRENCLSIZE:TITLE:LicensingSubmittal:PSAR/FSARAmdts5RelatedCorrespondenceNOTES:RECIPIENTIDCODE/NAMENRR/DL/ADLNRRLH2LAINTERNAL:ACRS41ELD/HDS3IE/DEPER/EPB36NRRROE'.LNRR/DE/CEB11NRR/DE/EGB13NRR/DE/MEH18NRR/DE/SAH24NRR/DHFS/HFEB40NRR/DPiFS/PSRBNRR/DSI/AEB26NRR/DSI/CPB10NRR/DSI/ICSB16NRR/DSI/PSH19NRR/DSI/RSH23RGN1EXTERNAL:24XDMH/DSS(AMDTS)NRCPDR02PNLGRUEL'COPIESLTTRENCL101066101111112211111111111111113311111111RECIPIENTIDCODE/NAMENRRLH2HCHAUGHEYsM01*DM/LFMBIEFILEIE/DGAVT/GAH21NRR/DE/AEABNRR/DE/EHEBNRR/DE/GB28NRR/DE/MTEB17NRR/DE/SGEH25NRR/DMFS/LGH32NRR/DL/SSPBNRR/DSI/ASHNRR/DSI/CSB09NRR/DSI/METH12NRR/DSI/RAB22GFI04RM/DIHHNL(*MDTSONLY)LPDR03NSIC05COPIESLTTRENCL1011101111101'122111111101111111110111111TOTALNUMBEROFCOPIESREQUIRED:LTTR52ENCL44

>>if>>FPIg)FII",{W,'$)'(,')'i~i',t>>>>>>I(>>'>>I)1.1{>>>>,{(F'IIF)I'IiiiFFP"',"IliP>>>>III>>'>>llI OVMIIASAIRA~UMOHANKNIAGARAMOHAWKPOWERCORPORATION/300ERIEBOULEVARDWEST,SYRACUSE,N.Y.13202/TELEPHONE(315)474-1511November8,1985(NMP2L0528)Dr.WalterButler,ChiefLicensingBranchNo.2U.S.NuclearRegulatoryCommissionWashington,DC20555

DearDr.Sutler:

Re:NineMilePointUnit2.DocketNo:50-410.AttachedarerevisedresponseswhichresultedfromaSeptember13,1985meetingbetweentheNuclearRegulatoryCommissionstaffandNiagaraMohawkpersonnel.TheserevisedresponsestocertainFSARquestionsareprovidedinadditiontothematerialsubmittedinourletterdatedOctober30,1985whichconcernstheStartupETestProgram,FSARChapter14,forNineMilePointUnit2.ThisinformationwillbeprovidedinthenextFinalSafetyAnalysisReportamendment22.Verytrulyyours,C.V.MangaSeniorVicePresidentCVM/rlaAttachment1062Gxc:R.A.Gramm,NRCResidentInspectorProjectFile(2)85iii4o~70qOOOOao5<aO8>DRA>o+pDRA 4tl~~~tltl4t~~

NineMilePointUnit2FSARQUESTIONF640.08(14.2.7)TomeettheregulatorypositionstatedinRegulatoryGuide1.108(PeriodicTestingofDieselGeneratorUnitsUsedasOnsiteElectricPowerSystemsatNuclearPlants):DeleteyourcurrentexceptiontoRegulatoryGuide1.108inFSARSubsection14.2.7andcommittoconductingalldieselgeneratorpreoperationaltestswiththedieselgeneratorsinstalledin-plant,orprovideexpandedtechnicaljustificationtoprovideassurancethatvendortestingwillaccomplishthesametest,objectivesasin-situtesting.2.DeleteyourcurrentexceptiontoRegulatoryGuide1.108(positionc.2.a(3))inFSARSection1.8andcommittotestingthedieselgeneratorfortwohoursataloadequivalenttothe2hourrating,notthe2000-hourratingaslistedinFSARSection1.8.3.ModifyPreoperationalTestAbstractNumber14.2-47(DieselGeneratorMechanicalSystem)toincludetestingtoensurethesatisfactoryoperabilityofallcheckvalvesintheflowpathofcoolingwaterforthedieselgeneratorsfromtheintaketothedischarge(seeISEBulletinNo.83-03:CheckValveFailuresinRawWaterCoolingSystemsofDieselGenerators).ModifyPreoperationalTestAbstractNumber14.2-97(EmergencyA-CDistributionLoadCarryingCapabilitySystem)and/orNumber14.2-98(LossofPower/ECCSFunctionalTest)todemonstrateproperdieselgeneratoroperationduringloadshedding,includingatestofthelossofthelargestsingleloadandcompletelossofload,andverifythatthevoltagerequirementsaremetandthattheoverspeedlimitsarenot,exceeded.Yourtestingshould,inaddition,provideassurancethatanytimedelaysinthedieselgenerator'srestartcircuitrywillnotcausethesupplyofcompressedairusedtoinitiallyrotatetheenginetobeconsumedinthepresenceofasafetyinjectionsignal(seeI&EIn-formationNoticeNumber83-17,March31,1983).Amendment5QE(RF640.08-1October1983 I

Nine>lePointUnit2FSARRESPONSE1.NNP2complieswiththeintentofthisRegulatoryGuide.SeerevisedSection14.2.7andTables14.2-125,126,and129.2.SeeSection1.8.3.VerificationofcheckvalvessupplyingcoolingwatertothedieselgeneratorswillaccomplishedinthePreserviceandInserviceInspectionPrograms.4a.Seerevisedtestabstract14.2-129.4b.ThedesignoftheNMP2DieselGeneratorstartlogicprecludesthecompleteconsumptionofthestartingaironaninitialfailuretostartasdescribedinthesubjectI8EInformationNotice.(SRF640.08-2

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~~eNineMilePointUnit'FSARQUESTIONF640.11(14.2.12)InaccordancewiththeregulatorypositionsC.2andC.3ofRegulatoryGuide1.41(Preoperatio>>alTestingofRedundantOn-SiteElectricPowerSystemstoVerifyProperLoadGroupAssignments),ModifyPreoperationalTestAbstractNumber14.2-16(125VD-CDistribution)toincorporatetestingtoverifythatattheminimumandmaximumdesignbat-teryvoltages,requiredClass1Eloadscanbestartedandoperated.Thebatterychargersshouldnotbeinuseuntilafterthe1Eloadshavestarted(IEEE308-1978).Formoreinformationonproblemswithmaximumbatteryvoltageconditions,seeIEcEInformationNotice'83-08,March9,1983.2.ModifyPreoperationalTestAbstractNumber14.2-18(llS-kVSwitchyardandStationElectricFeedSystem)and/orNumber14.2-19(NormalA-CDis-tributionHighVoltageSystem)todemonstratetheproperoperationoftransformercoolingunderratedloadordescribehowdatafromtestirgunderavailableloadwillbeextrapolatedtoverifycoolingcapabilityunderdesignloading.3.Modifypreoperationaltestabstractsinvolvingsourcesofpowertovitala-cbusestoensurethatfull-loadtesting,orextrapolationtofull-loadtestingconditions,isaccomplished.Modifyanypreoperationaltestabstractassociatedwithd-c.andon-sitea-cbusestoensurethatduringsuchtestingthed-c,on-site'a-c,andrelatedloadsnotundertestwillbemonitored.toverifyabsenceofvoltageatthesebusesandloads.5.Modifyanypreoperationaltestabstractassociatedwithd-candon-sitea-cbuseswheretestingonUnit-2maybedependentonUnit-1componentstoen-surethat'ndependenceismaintainedandverifiedduringtesting.RESPONSESeerevisedPreopTestAbstract,Table14.2-101.QSRF640.ll-l h%1 NieMilePointUnit2FSAR2.PropercoolingofthetransformersisverifiedintheLOOP/ECCStest(Table14.2-129).AdditionalchecksaremadeduringtheStart-upTestPhase,suchasthe100'Awarrantyrun.However,wedonotintendtoperformthesetestsatthefullratedloadofthetransformers(exceptforthemaintransformer),becauseitwouldbeimpracticalforthefollowingreasons:A.)Itwouldrequiretheinstallation(andremoval,ifnotpermanent)ofbusesandcircuitbreakerscapableofhandlingtheaddedlo'ads.B.)Itwouldrequireacquisitionofhighvoltageloadswhichcoulddissipatethisenergy.Thepresentplanistousethemaximumavailableloadsintheplantandverifythatthe,transformertemperaturesarewithinspecifications.3.Allin-plantpowergeneratingequipmentwhichsupplypowertovitalacbuseswillbefullloadtested.Seerevisedtestabstracts14.2-95,123,125,and126.4.Seerevisedtestabstract14.2-129.5.ThereisnodependencebetweenUnit1andUnit2dcoronsiteacbusses.Therefore,notestingisnecessary.QE(RF640.11"2

NineNilePointUnit2FSARQUESTIONF640.13(14.2.12)ForcompliancewithRegulatoryGuide1.68,AppendixA.l.h,provideorreferencepreoperationaltestabstractdescrip-tionsinFSARSubsection14.2.1?tk>ate>>surethattheemergencyventilationsystemsarecapableofmaintainingallEngineeredSafetyFeatures(ESF)equipmentwithintheirdesigntemperaturerangewiththeequipmentoperatinginamannerthatwillproducetkiemaximumheatloadinthecompartment.Ifitisnotpracticaltoproducemaximumheatloadsinacompartment,describethemethodsthatwillbeusedtodevelopacceptancecriteriatk>atverifydesignheatremovalcapabilityofemerge>>cyve>>tilatio>>systems.(Notethatitisnotapparentthatpost-accidentdesignheatloadswillbeproducedinESFequipmentroomsduringthescheduledtestphase;therefore,."'implyassuringthatareatemperaturesremainwithindesignlimitsduringthisperiodwillnotdemonstratethedesignkieatremovalcapabilityofthesesystems.Itwillbenecessarytoincludemeasurementofairandcoolingwatertemperaturesandflows,andtheex-trapolationsusedtoverifythat.theve>>tilationsystemscanremovethepostulatedpost-accidentk>eatloads.)RESPONSEVerificationofemergencyheatremovalratescannotbeperformedduringthePreoperationalTestPhaseduetothelackofheatproducingsources.Measurementsoftheapplicableparameters(temperaturesandflows)willbeperformedduringtheStartupTestPhaseduringthevarioustestsinwhicTisufficientheatisbeingproducedintheESFequipmentareas.ThesevalueswillbereviewedandevaluatedbyNMPCEngineeringtoinsuretheheatremovalratesareadequateandcorrespondtothedesigncalculationsQ&RF640.13-1 0fI(/C" NineMilePointUnit2FSARQUESTIONF640.19(14.2.12)ForcompliancewithRegulatoryGuide1.68,AppendixA.l.l,expandPreoperationalTestAbstractNumber14.2-81(LiquidRadwasteHandlingSystem)andNumber14.2-104(SolidRad-wasteHandlingSystem)toensurethat,anyradiationdetec-torsandmonitorswhicharepartofthosesystemsaretestedwithspikedsamplesoftypicalmedia,orwithsources.RESPONSEAllradiationdetectionandmonitoringdevicesfortheLiquidandSolidRadwasteSystemsareincludedintheDigitalRadiationMonitoringequipment(Table14.2-105).Calibrationofthesedevicesisperformedusing"spiked"samplesand/orsourcesasaprerequisitetothepreoperationaltest.Theoperationofapercentageofthesedevicesisreverifiedduringthepreoperationaltest.Theoperationalinterfacesoftheremainingdevicesarealsoverifiedinthepreoperationaltestusingsimulatedortestsignals.Q&RF640.19-1

NineMilePointUnit2FSARQUESTIONF640.22(14.2.12)TheacceptancecriterialistedinPreoprationalTestAb-stract,Number14.2-90(ShutdownfromOutsidetheControlRoom)statesthatthesystemwillmeetitsdesignfunctionsasdescribedinFSARSubsection7.4.FSARSubsection7.4.2.4.4statesthatregulatoryguidesthatap-plytotheremote,shutdownsystemarespecifiedinTable7.1-3.ModifyTable7.1-3toincludeRegulatoryGuide1.68.2(InitialStartupTestProgramtoDemonstrateRemoteShutdownCapabilityforWater-CooledNuclearPowerPlants).RESPONSESeerevisedTable7.1-3(Incorrecttableisreferenced;shouldbe14.2-104not14.2-90).QGRF640.22-1 lI NineMilePointUnit2FSARQUESTIONF640.34(14.2.12)OurreviewofyourtestprogramdescriptiondisclosedthattheoperabilityofseveralofthesystemsandcomponentslistedinRegulatoryGuide1.68{Revision2)AppendixAmaynotbeadequatelydemonstratedbyyourinitialtestprogram.ExpandFSARSubsection14.2.12toaddressthefollowingitemsorexplainwhysuchpreoperationalorstartuptestingisnotapplicabletoyourfacility:NOTE:InclusionofatestdescriptioninFSARChapter14doesnotnecessarilyimplythatthetestbecomessubjecttoFSARChapter17QualityAssuranceProgramcontrols.Certaintests,performedpriortofuelloadingtoverifysystemoperability,maybereferredtoas"acceptancetests"todistinguishthemfrompreoperationaltests>>subjecttoFSARChapter17testcontrol.AccetanceandPreperationalTestsREG.1.68AendixAFSARSectionl.b(1)1.d(3)1.d(4)l.e(3)l.e(6)l.h1.h(8)l.h(10)l.i{10)1j(7)l.j(12)1.j(13)5.2.25.2.25.4.510.4.45.4.46.3.2.2.59.2.56.2.1.1.27.6.1.37.2.1.2RodBlockMonitorsReliefValvesSafetyValvesMainSteamIsolationValvesTurbineBypassValvesMainSteamLineFlowRestrictorsECCSDischargeLineFillSystemUltimateHeat,SinkContainmentandSuppressionPoolVacuum-breakerTestsECCSIeakDetectionSystemFailedFuelDetectionSystemSourceRangeMonitorsAmendment5QE<RF640.34-1October1983 1plt~~4k,0PI NineMilePointUnit2FSAR1.3(21)7.7.1.1.2ReactorModeSwitchandAssociatedFunctions1i(23)1.1(5)1.1(7)6.2.5.2.511.5.2.1.411.5.2.1.3HydrogenandOxygenAnalyzerSystemCondenserOffgasIsolationLiquidRadwasteEffluentIsolation1.n(3)1.m(3)1.m(4)1.m(5)1.0(1)9.4.10.29.1.49.1.4.29.1.4.29.1.4.2.2VentilationChilledWaterSystemOperabilityandleaktestsofsectionalizingdevicesanddrainsandleaktestsofgasketsorbellowsintherefuelingcanalandfuelstoragepoolDynamic(100/)andstatic(125/)loadtestsofcranes,hoists,andassociatedfuelstorageandhandlingsystemsFuelTransferDevicesPolarcranedynamic(100/)andstatic(125/)loadingtestsStartupTests2.12.c2.d5.g5.kPartiallyLoadedCoreShutdownMarginCalculationFinalTestReactorProtectionSystemFinalReactorLeakrateTestsRodBlockMonitorHighPressureCoolantSprayTests5.s9.2.6HotwellLevelControlSystem,ReactorCoolantMakeupandLetdownSystemsAmendment5Q6(RF640.34-2October1983 I,Aff1 NineMilePointU>>it2FSAR5.wContai>>mentPenetrationCoolers.Provideatestdescriptionor,onthosepe>>etrationswherecool~a.".arenotused,includeatest<lescriptionforacon-tainme>>tpenetrationconcretetemperaturesurveytoassurethatlie>>etrationswillnotsubjectconcretetotemperaturesover'20U~F.5.i.i15.3Demo>>stratethatthedynamicrespo>>seoftheplantisinaccords>>cewithdesignforlimiti>>gclosureofreactorcoola>>tsystemflowcontrolvalves.Themethodforinitiati>>gco>>trolvalveclosuresho>>ld-resultinthefaste.tcre.liblecoastdowninflow.5-ggRESPONSE15.8ATWSTestThetestprogramtestingabstractsarebeingmodifiedinresponsetoQuestion640.10.Test.".weal.lbedescribedtodistinguishwhicharesubjecttoChapter17testcontrol.ThefollowingresponseoutlineshowabstractscomplywithRegulatoryGuide1.68;AppendixA:RegulatoryGuideSectionl.b(l)Therodblockmonitorsubsystemistestedintherodblockmonitoringpreoperationaltest(FSARTable14.2-118).l.d(3)Thereliefvalvesandsafetyvalvesaretestedasfollows:l.dt4)Safety/reliefmodehasbeenfactorytestedoffsite.SeeSection5.2.2.10.Operationalverificationforopen/closurewillbeverifiedfortheSRVsinthereliefmodeduringtheAutomaticDepressurizationpreoperationaltest(FSARTable14.2-52).QEcRF640.34-3

't'0 NineMilePointUnit2FSARSourcerangemonitorsaretestedaspartoftheneutronmonitoringpreoperationaltesting(FSARTable14.2-117).Reactormodeswitchandassociatedfunctionsaretestedaspartofthereactorprotection.systempreoperationaltesting(FSARTable14.2-123).Thehydrogenandoxygenanalyzersystemistestedaspartofthecontainmentmonitoringsystempreoperationaltesting(FSARTable14.2-108).Condenseroff-gasisolationandlogicassociatedwiththisfeatureistestedaspartoftheradiationmonitoring(table14.2-106)andOff-Gas(Table14.2-60)systemspreoperationaltests.LiquidRadwasteeffluentisolation-instrumentationandlogicassociatedwiththisfeatureistestedaspartoftheradiationmonitoringsystems.(Table14.2-105)VentilationchilledwatersystemswillbetestedduringtheHVACpreoperationaltests.Leaktestsofsectionalizingdevicesanddrains,gasketorbellowsleaktestsintherefuelingcanalwillbetestedpriortotheFuelPoolCoolingSystemPreoperationalTest.(Table15.2-56).Dynamicandstaticloadtestingofcranes,hoists,andassociatedfuelstorageandhandlingsystemsexceptthepolarcranewillbeperformedinthefuelhandlingandvesselservicingequipmentsystempreoperationaltesting(FSARTable14.2-57).Appropriatetestsforfueltransferdeviceswillbeperformedinthefuelhandlingandvesselservicingequipmentsystempreoperationaltesting(FSARTable14.2-57).Polarcraneandhoistdynamicandstaticloadtestsareperformedasaprerequisitetothepolarcranepreoperationaltest(Table14.2-110).Q&RF640.34-5

~4 NineMilePoint;Unit2FSAR2.aAshutdownmargincalculationwillbeperformedaspartofthestartuptestprogramforapartiallyloadedcore(FSARTable14.2-203).2ocFinaltestofreactorprotectionsystemisnotplannedas.systemdesignfeaturesareverifiedduringthereactorprotectionsystempreoperationaltestingandcoldfunctionaltesting(FSARTable14.2-123).2.dFinalreactorleakratetestsduringpressurizations,oftheRPVleakrateswithinthecontainmentaremonitoredtobewithintechnicalspecificationlimits.5.g5.kRodblockmonitortestingisperformedduringtherodblockmonitoringpreoperationaltesting(FSARTable14.2-118).Highpressurecoolantspraytestsarenotscheduledtobeperformedduringstartuptesting.HPCSto.RPVinjectiontestswillbeconductedduringthepreoperationaltestingprogram(FSAF.Table14.2-51).5.sStartuptestabstractsforthefeedwatersystemwillbemodifiedtoverifyperformanceofthecontrolsystemattestconditions2,3,4,5,and6.Thehotwelllevelcontrolsystemperformanceistestedduringthepreoperationaltestingprogram(FSARTables14.2-28and14.2-222).5.wAsampleofcontainmentpenetrationconcretetemperatureswillbeverifiedbysurveytoassurethatthepenetrationswillnotbesubjecttotemperaturesover200F.Thesamplewillbechosenfromtheworst-case.temperatureconditionstoconservativelyboundallinstalledcontainment.penetrations.5.i.iStartuptestingoftherecirculationsystemwilldemonstrateresponseoftheplantinaccordancewithdesignlimitsspecifiedbyGeneralElectric(FSARTables14.2-123,14.2-234,14.2-235,14.2-236,and14.2-237).50gogTheoperabilityofequipmentprovidedforATNSistestedduringpreoperationaltestingofsystemswithinwhchtheequipmentisprovided(FSARTAbles14.2-47,14.2-48,14.2-54,14.2-123,and14.2-128).QBRF640.34-6 0~~~~EI.~>a,$

NineMilePointUnit2FSARATTACHMENT640.34-1(Cont)QUESTION2TheNormalSwitchgearBuildingVentilationSystemtest(FSARTable14'-70)shouldprovideacceptancecriteriarelatingtotheventilationchilledwatersystem(1.n.3).RESPONSEAbstract14.2-70hasbeendeleted.ThissystemisnotconsideredtorequiredapreoperationaltestasdefinedbyReg.Guide1.68anditstestingisthereforenotdescribedintheFSAR.QUESTION3TheFuelHandling6ReactorServiceEquipmentSystemtest(FSARTable14.2-57)andtheReactorBuilding-polarcrane(FSARTable14.2-110)tospecifythatdynamicandstaticloadtestsareaccomplishedat125%and100%ofratedload,respectively(1.m.4,1.0.1).RESPONSESeerevisedpreoperationaltestabstracts14.2-57and14.2-110.3of3 4b~1WEIPui'e'I NineMilePointUnit2FSARQUESTIONF640.35(14.2.5)TohelpfacilitateapprovaloffuturechangestotheNineMilePointUnit2InitialTestProgram:1.Forportionsofanypreoperationaltests(includingreviewandapprovaloftestresults)whichareintendedtobeconductedafterfuelloading:a)listeachtest,b)statewhatportionsofeachtestwillbedelayedun-tilafterfuel.loading,c)providetechnicaljustificationfordelayingtheseportions,andd)statewheneachtestwillbecompleted.2.ListandprovidetechnicaljustificationforanytestsorportionsoftestsdescribedinFSARChapter14whichyoubelieveshouldbeexemptedfromthelicensecon-ditionrequiringpriorNRCnotificationofmajortestchangestotestsintendedtoverifytheproperdesign,construction,orperformanceofsystems,structures,orcomponentsimportanttosafety(fulfillGeneralDesignCriteria(GDC)functionsand/oraresubjectto10CFR50,AppendixBQualityAssurancerequirements).RESPONSE1.Thesetests,justificationfortheirdelayandthetimeanticipatedfortheirperformancewillbeprovidedby'firstquarter1986.2.ThemethodsforobtainingchangestoapprovedpreoperationalandstartuptestproceduresisdescribedinFSARSection14.2.4.4.NorequirementexistsforpriorNRCnotificationsforchangestopreoperationaltestprocedures.QE(RF640.35-1

~.~~1 NineMilePointUnit2RQUESTIONF480.25(6.2.3)Thestandbygastreatment(SGTS)isanESFsystemwhoseeffectivenessmustbeperiodicallyverifiedasrequiredbyAppendixJto10CFR50.Insodoingtheleakagelimitofthesecondarycontainmentismeasuredandwillbefoundacceptableifitagreeswiththelimituseintheanalysisofthesecondarycontainmentdepressurizationtime.Thesetestsshouldbeconductedateachrefuelingorat,intervalsnotexceeding18months.Thetestlimitshouldbeconsistentwiththe.limitusedfordirectleakageintheanalysisoftheradiologicalconsequencesby-theAccidentEvaluationBranch(AEB).IndicatetheproposedtestthatwillbeperformedontheSGTSincludingthescheduledfrequencyofthem,adescriptionofthetestitself,secondarycontainmentdrawdowntime,themethodusedtomeasureitandthemeansbywhichtheeffectofopendoorsorhatchesisincludedinthetestprogram.StatethedesignleakagerateandtheSGTSfancapacity.RESPONSEAsecondarycontainmentleakratetestdescriptionhasbeenprovidedinatestabstract,Table14.2-132.Thetestwillbeconductedatintervalsasdescribedinthetechnicalspecifications.Duringthetest,doorsandhatcheswillbecontrolledinaclosedpositionformeasurementofsecondarycontainmentintegrity.TheSGTSfancapacityis4,000CFM,aslistedinTable6.5-1.Thedesignleakagerateis3,160CFM,whichisbasedononereactorbuildingnetvolumeairchangeper24hr.QEcRF480.25-1

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