ML17326B119

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Rev 0 to Procedure 12 PMP 4021.TRP.001, Reactor Trip Review.
ML17326B119
Person / Time
Site: Cook  American Electric Power icon.png
Issue date: 03/20/1984
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INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
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ML17326B120 List:
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12-PMP-4021.TRP, NUDOCS 8404060371
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D,I.CORM5326dJINIIIANA8IIIII'IIIOAItIElECTRICCOMPANYDONALDCCOOKNUCLEARPLANT<<Mam~~<<~twaaaa<<t<<atPI<<@~~i<<4~~&~t'~<<W)iJkiA'~VC<<itttlttgl'r't<<<<tt'<<Mat"<<<<tli<<'ltdi'twttLaliClMIliipt<<~W't<<ii<<i'<<<<'44ti<<tPROCEDURECOVERSHEETProcedureNo.12PMP4021.TRP.001RevisionNo.OT?TLEREACTORTRIPREVIEWSCOPEOFREV1SlONIILIMMklgQMQHIIgSIGNATURESORIGINALREVISIONNUMBERPREPAREDBYDEPARTMENTHEADAPPROVALINTERFACINGDEPARTMENTHEADCONCURRENCEQUALITYASSURANCESUPERVISORAPPROVALPLANTNUCLEARSAFETYCOMMITTEE~PLAiNTMANAGERAPPROVALt,gg/gAPPROVALDATEEFFECTIVEDATE3/oregq~gLL840406037)840330PPRADPCRPNPPPgtpPDR'"','

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~'dk~Wwh4'a&liJAQL~W~V~W~&agak~~aaM'Aa~e'I.'stlat'N1Aa~Ãl)~Qg4i~~t'rg'i'Y4Y0A5'"'Alai'l,'>Zu+9.5v)r4wNS4a~~C12PMP4021.TRP.001LISTOFEFFECTIVEPAGES'PAGENUMBERPage1of15Page2of15Page3of15Page4of15Page5of15Page6of15Page7'of15Page8of15Page9of15Page10of15REVISIONNUMBERANDDATERevision0,3/20/84Revision0,3/20/84Revision'0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revi'sion0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84e,Page11of15Page12of15Revision0,Revision0,3/20/843/20/84Page13of15Page14of15Page15of151SIGNOFFSHEET4.1Revise.on0,3/20/84Revision0,3/20/84Revision0,3/20/84Page1of1SIGNOFFSHEET5.1Revision0,3/20/84Page1of11Page2ofllPage3of11Page4of11Page5of11Page6of11Page7of11Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Page1of5Rev.0,3/20/84 12PMP4021.TRP.001LISTOFEFFECTIVEPAGESPAGENUMBERSIGNOFFSHEET5.1Con'tPage8of11Page9ofll.Page10of11Pagellof11SIGNOFFSHEET5.2Page1of2Page2of2SIGNOFFSHEET5.3Page1of4Page2of4Page3of4Page4of4SIGNOFFSHEET5.4Page1of10Page2of10,Page3of10Page4of10Page5of10Page6of10Page7of10Page8of10Page9of10Page10of10REVISIONNUMBERANDDATERevision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84:Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision~0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Page2of5Rev.0,3/20/84 12PMP4021.TRP.001(gPAGENUMBERSIGNOFFSHEET5.5Page1of2Page2of2LISTOFEFFECTIVEPAGESREV1SIONNUMBERANDDATERevision0,3/20/84Revision0,3/20/84e>SIGNOFFSHEET6.1Page1of9Page2of9Page3of9Page4of9Page5of9Page6of9-Page7of9Page8of9Page9of9Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84SIGNOFFSHEET6.2Page1of4Page2of4Page3of4Page4of4Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84REVIEWREPORTCOVERSHEET6.3Page1of1Revision0,3/20/84Page3of5Rev.0,3/20/84 12.PMP4021.TRP.001LISTOFEFFECTIVEPAGES,PagePage,Page'Page9of4010of40llof4012of40Page13of40PagePage14of4015of40Page16of40Page17of40Page18of40Page19of,40Page20of40PagePage21of4022of40Page23of40Page24of40PAGENUMBERAPPENDIXAPage1of40Page2of40Page3of40Page4of40Page5of40Page6of40Page7of40Page8of40.Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,Revision0,3/20/843/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Page4of5Rev.0,3/20/84REVISIONNUMBERANDDATE 12PMP4021.TRP.001OgPAGENUMBERAPPENDIXACon'tPage25of40Page26of40Page27of40Page28of40Page29of40Page30of40Page31of40Page32of40Page33of40Page34of40Page35of40'age36of40Page37of40Page38of40Page39of40Page40of40LISTOFEFFECTIVEPAGESREVISIONNUMBERANDDATERevision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84Revj.sion0,3/20/84.Revision.0,3/20/84Revision0,3/20/84Revision0,3/20/84Revision0,3/20/84~Revision0,3/20/84APPENDIXBPage1of2Page2of2Revision0,3/20/84Revision0,3/20/84Page5of5Rev.0,3/20/84 12PMP4021.TRP.001INDIANAANDMICHIGANELECTRICCOMPANYDONALDC.COOKNUCLEARPLANTREACTORTRIPREVIEW1.0OBJECTIVES1.1Toprovideforthecollectionandretentionofdatarequiredtoimplementobjectives1.2and1'.3.1.2Toensurethatallrequiredautomaticresponsesassociatedwithareactortriphavefunctioned.1.3Todeterminethe.causeofthereactortrip.1.4Toestablishrequirementsforreactorrestart.1.5Toestablishcriteriafor.requestingindependentassessmentoftheevent.1.6Toprovideawrittencompilationofeventcircumstances.1.7Toprovideoperatinginstructionsforequipmentwhichprovidedatausefulforeventanalysis.0)"

2.0REFERENCES

2.1Referencesonwhichtheprocedureisbased.2.1.1TheATWSEventsofFebruary22and25,1983atSalemNuclearGeneratingStationhavedemonstratedtheneedforaprocedureforcomprehensivedatacollectionandreviewfollowingareactortrip.TheSalemeventsare'describedinNUREG0977andNUREG1000,Vol.1.2.1.22.1.3ThisprocedurehasbeenwrittenwithconsiderationofitemslistedintheNRC"SalemRestartStatusReport",March28,1983whichincludesitemsappropriateforsuchaprocedure.GenericLetter83-28,"RequiredActionsbasedonGenericImplicationsofSalemATWASEvents",July8,1983.2.1.4AFPSCresponsetoGenericLetter83-28,fileAEP:NRC:0838APage1of15Rev.0 12PMP4021.TRP.0012.1.5'.1.6INPOGoodPracticeOP-211,"PostTripReviews","9/8310CFR50.73(IV)2.1.7OSO.052,6/3/82issue,andOS0.056,10/27/82issue2.1.81-OHP4021.001.002Rev.11and2-OHP4021.001.002Rev.52.1.9OconeeNuclearStationdirective,XnvestigationofUnitTrips,Revisionof10/23/752.1.10OconeeNuclearStationPerformanceManual,Section4.7,SupportofReactorTrips,Revisionof2/16/832.1.11Memo,V.VanderBurgtoW.G.Smith,6/30/832.2References,toassistinprocedureimplementation.2.2.1ElementaryDiagrams2.2.1.12.2.1.22.2.1.32.2.1.42.2.1.598501-98515,ReactorProtectionandSafeguardsLogic'Diagrams.98361-98377,ElementaryDiagramsforProtectionSystemandSafeguards,TrainA.98381-98397,ElementaryDiagramsforProtectionSystemandSafeguards,TrainB.1-98101,2-98101,2-98102,TurbineControl.98211,SteamGeneratorFeedwaterTurbineE.98212,SteamGeneratorFeedwaterTurbineW.2.2.1.62.2.1.72.2.1.82.2.1.998021IGeneratorandTransformerDifferential.98120,TurbineEventsMonitorandMiscellaneousRecorders..98655,98656,98657,OperationsSequenceMonitor.98665,98666,98667,Oscillograph.Page2of15Rev.0 12PMP4021.TRP.0012.2.1.10'200-A,B,C,G,oneLineElectricalDiagrams.2.2.2.2.2.32.2.42.2.5RecorderChartIndex,4/21/81RevisionHathawayH634.Manual,Issue55,May,1975HathawayH-559Manual,Issue$1,April1970WestinghouseDIllP250manual,1/68Revision2.2.6WestinghouseP250ContinuousMonitoringSystemManualS2G-08A,issued11/682.2.7S2G-09BWestinghousePostTripReviewProgramDescription,originalissue.2.2.8D.C.CookPlantoperatingrecords.3.0PREREQUISITESfgThepurposeofthisprocedureistocollectandprovidefortheretentionofreactortripdatawhichwillbeusedtoverifythatrequiredautomaticresponsesoccurredandto.determinethecauseofthetrip.Thisprocedureisintendedtobe'mplementedafterthereactorhasbeenplacedinasafecondition.Therefore,thefollowingprerequisitesapply:3.13.2Areactortriphasoccurred.Theimmediateandsubsequentactionsofthe"reactortrip"operatingprocedurehavebeencompleted.3.3Anyotherabnormaloremergencyoperatingprocedureswhichmayberequiredinconjunctionwiththe"reactortrip".operatingprocedureorwhichmaysupercedeithavebeencompleted.3.4Theaffectedunithasbeenplacedinasafecondition.3.5Thisprocedureisnotapplicabletointentionalcompleteorpartialtripsinitiatedasdirectedbyanapprovedsurveillancetestprocedure.4.0CONDITIONIEVENTREVIEWSUsingthedescriptionbelow,theSSandSTAshalldetermineifthetripistobereviewedasaConditionIevent.IftheSSandSTAdonotconcuronwhetherthetripmeetsConditionIcriteria,thematterwillbereferredtotheOperationsSuperintendentforresolution.Page3of15Rev.0 12PMP4021.TRP.001CONDITIONI:Thecauseofthetripispositivelyknown.andhasbeencorrected;.allsafety-relatedequipmentfunctionedproperlyduringthetrip.Examplesofeventsinthis.categoryarelo-losteamgeneratorleveltripsduringstartupandhumanerrorduringReactorProtectionSystemSurveillanceprocedures.Sincethecause,oftheeventisclearlyunderstood,datacollectioncanbelimitedtothatwhichcannotberecoveedlater,isrequiredtopreparetheLER,orisneededtoverifyproperautomaticresponse.Theonlydataanalysisrequiredisverificationthatautomaticprotectiveresponsestookplaceandoccurredinanacceptabletimeframe.ThejudgementthatatripisaConditionIeventshallbedocumentedonSignoffSheet4.1.Forthesetrips,onlyproceduresections5.0,DATACOLLECTION,and6.1,VERIFICATIONOFAUTOMATICRESPONSESneedbecompleted.IfduringperformanceofVERIFICATIONOFAUTOMATICRESPONSESamalfunctionisdiscovered,thetripnolongersatisfiesthecriteriaofaConditionIevent.Inthiscase,aswellasfortripswhichcannotinitiallybeclassifiedasConditionIevents,completionofthecomprehensivereview(i.e.performanceofallreviewproceduresections)isrequired.5.0DATACOLLECTION5.1Checkoffsheetsareprovidedfordatacollection.Theseare:a)b)c)d)e)RelayTargetDataUnit1EHCFirstHitAnnunciatorDataRecorderchartandTripMonitorDataSystemstatusandResponseFormPersonnelInterviewFormNOTE:Theextentofdatacollectionrequiredwilldependoncircumstancesofthetrip.Theseincludetripclassification,plantconfiguration(turbinerolled,exciterbreakerclosed,etc.)andinvolvementofcertainplantequipment(mainfeedpumps,etc.)NOTE:Ifspacealottedonanysignoffsheetisinadequateforacompleteanswer,useadditionalpages.Labelthesepageswiththeappropriatesignoffsheetandstepnumbersandattachtothebackoftheassociatedsignoffsheet.Page4of15Rev.0 12PMP4021.TRP.0015.2Whentheaffectedunithasbeenplacedinasafecondition,theS.S.shallassignpersonneltocompletesignoffsheets5.1and5.2.Thesewillberequired.asfollows:ISinOffSheetReuiredWhen5.1Generatorexciterfieldbreakerwasclosedwhenreactortripped5.2turbinereset,Unit1onlyNOTE:Steps5.3and5.4maybeperformedsimultaneously.5.3MarkingofRecorderChartsTheSSshallassignpersonneltomarkrecorderchartsasspecifiedbelow.5.3.1ConditionIeventreviews:MarkTurbineEventsMonitorsandanychartdirectlyrelatedtothetrip.Example:Foratripinitiatedbyalo-lolevelonsteamgenerator52,markthelevelandflowchartforthatsteamgenerator.5.3.2ReviewsotherthanConditionI:Referto.SignoffSheet5.3andmarkthosechartswhicharerequiredtobecopiedorcollectedfortheparticularcircumstancesofthetripbeingreviewed.Markthetimeoneachapplicablechartandindicatewitharrowsthepenpositionsatthistime.Thearrowshallbedrawntothetipofthepenwhenthemarkismadeandthetimeshallbelegible.Forrecorderswhereselectionofrecordedchannelsispossible,indicateonthechartwhichchannelsareselected.5.4CollectionofChartandPrintoutDataTheSSshallassignpersonneltoobtaincopiesororiginalsofchartsandprintoutsasspecifiedbelow.5.4.1ConditionIeventreviews:ObtainoriginalsoftheTurbineEventsMonitor,-P-250SequenceofEventsprintout,P-250Post-TripReviewprintout,OperationSequenceMonitorprintout,andOscillograph.ObtaincopiesofthecontrolroomlogandanychartsmarkedinStep5.3.1asdirectlyrelatedtothetrip.Page5of15Rev.0 12PMP4021.TRP.001FollowthemethodsoutlinedonSignoffSheet5.3,Steps5.3.3,5.3.4,and5.3.6forobtainingtheseitems.5..4.2ReviewsotherthanConditionI:PerformSignoffSheet.5.3.Thiswillincludecollection,ofitemsmarkedinStep5.3.2.above.Makealistofalloriginalsretained.Includename,dates,andtimesforeachitem.Noteon.thelistthattheseitemswereobtainedforareactortripreviewreport.Specifydateandunit.Forwardthislistto;thePerformanceSection.e>5.5IfRMSalarmsoccurredinconjunctionwiththetrip,theS.S.shallassignpersonneltoobtainRMS10minuteaveragesfromtheRMScontrolterminalwhentheplanthasbeenplacedinasafecondition.Thealarmingandrelatedchannelsshallbeobtained.Forexample',ifERS-1305alarmsonunitI,obtainVPS1101,1201,ERS1301,1303,1305,1401,1403,1405,1307(ifindicating)and1407(ifindicating).Ifmorethan3hourshaveelapsedsincethetripobtain1houraverages.5.6Aftertheaffectedunithasbeenplacedinasafecondition,'heSTAshallcompletesignoffsheet'.4whichrequestsinformationonsystemstatusandresponse,consultingwithoperationspersonnelasrequired.5.7TheSTAshallconductpersonalinterviewsusingsignoffsheet.5.5witheachofthefollowingpersonnel:BothcontrolroomRO's(affectedunit)UnitSupervisor(affectedunit)Otheroperatorsortechnicalpersonne'1whomayprovideadditionalinsightintothesituationorwhoplayedamajorroleduringthetransient.6.0DATAANALYSISNOTE:Therearetwodistinctaspectstotheanalysisofreactortripdata.Theseare:a)Verifythatrequiredautomaticresponsestookplaceandoccurredwithinanacceptabletime.b)Determinethecauseofthetrip.Page6of15Rev.0 12PMP4021.TRP.0016.1VERIFICATIONOFAUTOMATICRESPONSESNOTE:Signoffsheets6.1Rx,6.1TUR,6.1GEN,forUnitIorUnitII,provideaformatforverifyinganddocumentingexpectedplantresponse.Thesignoffsheetsincludetheexpectedresponse,anindicationofwhethertheresponsetimeistobemeasuredoronlybeobservedtooccur,anindicationofplantconfigurationforwhicheacheventisexpected,andacceptance~criteria.Datacollectedduringperformanceofsection5providetheinformationneededtocompletesignoffsheets6.1Rx,6.1TUR,6.1GEN.TheSSandSTAareresponsibleforthereviewofsignoffsheets6.1Rx,6.1TUR,and6.1GEN.If'S.S.cannotparticipateinthisreview,heshalldesignatesomeonetowork-withtheSTA.Theyshalllookforfailedordegradedresponseofequipmenttocontrolsignals.ForthoseitemsofSignoff.Sheet6.1whereacceptancecriteriahaveyettobedeveloped,compareperformancetothatofprevioustrips(fromSTA"RxTripWriteups"file).Checkformajorvariationsinsystemperformancewhichappeartoindicatedegradationorfailureofprotectivefunctionsandwhichcannotbeattributedtovariationsoftripcircumstances(suchasoriginoftripsignal).Anysuchindicationsmustbeexaminedbyappropriatesupportpersonneltodetermineifafailurehasoccurred.6.1.1ExaminerecorderchartsandmonitorprintoutstoverifythattheSSPSfunctionedasexpected:6.1.1.16.1.1.2Ascloselyascanbedetermined,thesignalwhichinitiatedthereactortrip'asactuatedatthepropervalueofthedeviantparameter.Whiletheeventsleadingtothetriptookplace,notripsetpointwasexceededwithouttripsignalactuation.Documentonsignoffsheet6.1step6.1.2.Page7of15Rev.0 12PMP4021.TRPB001Theinitialeventonsignoffsheet6.1Rxistheinitiatingeventforthereactortrip.Thiscouldbesteamgeneratorlo-lolevelorturbinetripaboveP-7,forexample.Thissignoffsheetshallbecompletedforeveryreactortrip.Theinitialeventonsignoffsheet6.1TURistheinitiatingeventfortheturbinetrip.Thiscouldbesteamgeneratorhi-hilevelorturbinetripfromreactortrip.Thissignoffsheetshallbecompletedfoeveryreactortripwhichoccurswiththeturbinereset.Theinitial.eventonsignoff6.1GENistheinitiatingeventforthegeneratortrip.Thiscouldbeturbinestopvalvesclosedandgeneratormotoringcauseoveralldifferentialtrip.Thissignoffshallbecompletedforeveryreactortripwhichoccurswiththegeneratorexciterfieldbreakerclosed.Ifexpectedresponseswerenotobtainedorwereoutsidetheacceptabletimeframe,andthetriphadinitially,beendeemedaConditionIevent,thenthetripnolongersatisfiesthecriteriaforaConditionIeventandthe.full-lengthperformanceofthisprocedureisrequired.NOTE:Reactorrestartmaynottakeplaceuntilthefailureiscorrectedifthefailureissafetyrelated.Signoffsheet6.1includesasignoff(signoffsheetstep6.1.3)todocumentSSandSTAconcurrenceforacceptabilityofrestartforthosetripswhichareclassifiedasConditionIeventsinsection4.0ofthisprocedure.CompletionofthissignoffissufficienttorecommendrestartoftheaffectedunittothePlantManagerforConditionIevents.NOTE:ThePlantManager'sdecisiontorestartisdocumentedinOHP4021.001.002.Page8of15Rev.0 12PMP4021.TRP.0016.1.7IftheeventisbeingreviewedasaConditionIevent,completesignoffsheet6.3,ReviewReportcoversheet,andattachtoitallsignoffsheetscompletedintheConditionI'eventreview.SeeStep6.2.10fordistributionofthisreviewpackage.IThisconcludestheConditionItripreview.6.2INVESTIGATIONINTOTHECAUSEOFTHETRIPNOTE:Troubleshootinganddiagnosisareactivitieswhichcannotbereadilydescribedinaprocedure.Thefollowingstepsincludeobjectives,,authorizationtoobtainadditionalassistance,directionforputtingthedatain.aformwhichmayleadtounderstanding,andinstructionstoverifycertainautomaticresponsesnotaddressedinsection6.1.Judgementispermittedintheimplementationofthissection.Theproceduralstepsaretobeusedasa-guide.Alternatetechniquesmaybeemployedtoanalyzetheeventaslongastheendresultisanunderstandingofthecauseoftheevent,verificationthatrequiredautomaticresponsestookplace,andidentificationofany,detrimentaleffectsontheplantorequipment.6.2.1IfthetriphasnotbeenclassifiedaConditionIevent,afullinvestigationofthesituationiscalledfor.ToreleasetheSStofulfillhisotherobligations,thisfunctionwillnormallybecarriedoutbytheOperationsSuperintendent,orhisdesignee.Afteraddressingperformanceofthedatagatheringand"verificationofresponse"portionsofthisprocedure,theSSshallcontacttheOperationsSuperintendentandrequestthatheassumeresponsibilityforcompletionoftheinvestigation.TheSSmayathis~otion,performthefunctionsoftheOperationsSuperintendentlistedbelow,relinquishingtheresponsibilityiftheinvestigationbecomestooinvolvedorhisattentionsarerequiredforotherfunctions.6.2.2Thepurposeoftheinvestigationistodeterminethecauseofthetripandassesstheplant'sreadinesstoreturntopower.Ifatanypointintheinvestigation,theOperationsSuperintendentconcludesthatheisunabletoachievethepurposeoftheinvestigationPage9of15Rev.0 12PMP4021.TRP.001withoutadditionaltechnicalsupport,heshallimmediatelycallthedepartmentsuperintendent(s)whocanbestsupplyneededexpertise.Ifhecannotreachthedepartmentsuperintendents,heshallcalltheStaffDutyWeekEndSupervisor.Theyshallensurethatappropriatesupportissupplied.TheOperationsSuperintendent,theSTA,andotherinvestigatingpersonnelshalllookbeyondtheobviousindicationstodiagnosethecauseofthetripandevaluatetheplantresponse.Theyshallreviewtheavailableinformationthoroughly,lookingfor(1)abnormalindicationsordegradedtrendsinequipmentperformance,(2)eventsoccurringoutofthenormaloranticipatedsequence,(3)failedordegradedresponseofequipmenttocontrolsignals,(4)unusualradiationread-ings,and(5)unanticipatedalarms.TheactualorsuspectedcauseofthetripandanyabnormalordegradedindicationidentifiedduringthetransientshallbedocumentedintheReactorTripSummary,Signoffsheet6.2andtheReactorTripReviewReport.TheOperationsSuperintendentorhisdesignee,andtheSTAwillreconstructthetransientusingthecollecteddata.Achronologicaldescriptionoftheeventshouldbedeveloped,usingtheOperationsSequenceMonitordataasabase.Pertinentalarms,trips,actuations,andisolationswillbelisted.Selectedplantpazametersshouldbeincorporatedintothechronologicallistofeventsinthereconstruction.InformationfromtheTurbineEventsMonitor,UnitIEHCFirstHitAnnunciator,Oscillograph,andtheP250SequenceofEventsRecordshallbeusedtoconfirmandaugmenttheOperationsSequenceMonitorinformation.IftheOperationsSequenceMonitorisoutofservice,theeventshallbereconstructedusingotheravailabledata.NOTE:Thepreparationofsignoffsheets6.1Rx,6.1TUR,and6.1GENwillprovidemuchoftheinputforthisstep.Page10of15Rev.0 12PMP4021.TRP.001PlotdatafromtheP250post-tripreviewasappropriatetoevaluatethebehaviorofanyloggedparameterwhichinitiatedthetriporwhichwasobservedtoexhibitunusualresponse.Reviewsignoffsheet5.4,SystemStatusandResponse,andsignoffsheets5.5,PersonnelInterviewForm,forcluestothenatureoftheeventandinformationthatshouldbeincludedinthechronologicaldescriptionoftheeventpreparedinstep6.2.4.Examinerecordercharts,monitorprintout,andsignoffsheets5.4and5.5toverifythatsetpointsforthefollowingprotectivefeatureswerenotexceededorthatexpectedautomaticresponsesoccurred:6.2.7.1SafetyInjection(anyautomaticinitiation).6.2.7.2PhaseBcontainmentisolationandcontainmentspray.,6.2.7;3PressurizerPORVorSafety'Valveactuat'ion.6;2.7.4Steam'enerator.PORVorSafetyValveactuation.6.2.7.5Steamdumpblockbelow-541'F.VerifythatRCStemperaturechangeswerewithinthecooldownlimitsofTech.Specs.3.4.9.1and3.4.9.2.Documenttheanalysisoftheeventbycompletingsignoffsheet6.2.Completionofallsignoffsforstep6.2.10.1OR6.2.10.2OR6.2.10.3ofsignoffsheet6.2issufficienttorecommendrestartoftheaffectedunittotheplantmanager.CompleteSignoffCoverSheet,andsheets,operatorprintoutcopies.packageshallbeSheet6.3,ReviewReportattachtoitallsignoffinterviews,andchartandCopiesofthistripreviewsuppliedtothefollowing:OperationsDepartmentTechnical-EngineeringDepartmentPagellof15Rev.0 12PMP4021.TRP.001Technical-Chemical/RPDepartmentManagerialDepartmentSTA'sPNSRCAEPSCPlantMasterFile(original)AEPSCOnsiteQATheoriginalshallbemaintainedforthelifeoftheplant.NOTE:ThePlantManager'sdecisiontorestartisdocumentedinOHP4021.001.002.7.0ACCEPTANCECRITERIAANDAUTHORITYFORUNITRESTART7.1Acceptancecriteriaforspecificresponsesareincludedonthesignoffsheets.7.2EventClassificationandAuthorityforPlantRestart.NOTE:Thefollowingclassificationschemedifferentiatesbetween."minor"and"major"safety.-relatedequipment.Theclassification.isrelativeandnoimplicationisintendedthat"minor"equipmentisunimportant.Failureofmajorequipmentcouldhaveasubstantialadverseimpactonanormalplantshutdownoranaccidentsituation.SuchfailuresmeritexaminationbythePNSRCpriortoplantstart-up.Examples:failureofanauxiliaryfeedpumptostartwhenrequired,failureofareactortripbreakertoopen,failureofaturbinetripsystemtodepressurize.Examplesofminorequipmentfailures:failureofasinglereactor.tripinstrumentationchannel,feedwaterisolationactuationslightlybelowspec.553's554'.Whetherafailurehasserioussafetysignificanceshallbedeterminedbythoseclassifyingtheevent.7.2.1ConditionIThecauseofrthetripispositivelyknownandhasbeencorrected;allsafety-relatedequipmentfunctionedproperlyduringthetrip.IftheSSandSTAconcurthataneventsatisfiesthecriteriaforconditionI,theS.S.shallhavetheauthoritytorecommendrestartoftheaffectedunittothePlantManager.Page12of15Rev.0 12PMP4021.TRP.001ConditionIIThecauseofthetripispositivelyknownandhas.beencorrected;someminorsafety-relatedequipmentdidnotfunctionproperly;however,'themalfunctionhasbeencorrectedandnoTech.Spec.constraintprohibitsstart-up.IftheOperationsSuperintendentandSTAconcurthataneventsatisfiesthecriteriaforConditionII,theOperationsSuper-intendentshallhaveauthoritytorecommendrestartoftheaffectedunittothePlantManager.ConditionIIIThecauseofthetripisnotpositivelyknown,orsomeminorsafety-relatedequipmentmalfunctionedandhasnotbeenrepaired;orsomemajorsafety-relatedequipmentmalfunctionedduringtheevent(whetherornot,repairshavebeenmade).IftheOperations'uperintendentandSTAconcurthatanevent.satisfiesthecriteriaforConditionIII,theaffectedunitshallnotberestarteduntilthePNSRCreviewstheevent.IftheOperationsSuperintendentandtheSTAdonotconcuroneventclassification,theAssistantPlantManagerforOperationsshallclassifytheevent.ThePNSRCwillreviewallreactortrips.ConditionIIIeventsshallbereviewedpriortorestartoftheaffectedunit.ThePNSRCwillanalyzetheeventreconstruction,emphasizingthedeterminationofthecauseofthetripandtheresolutionofabnormalordegradedindications.ThePNSRCshalluseavailableexpertisetoresolveauestionsconcerningthecauseandplantresponse.SourcesofexpertisethatshouldbeconsideredbythePNSRCincludenuclearsteamsupplyvendors,vendorengineers,on-siteengineeringstaff,corporateengineeringstaff,andotherexperiencedoperationsandPage13of15Rev.0 12PMP4021.TRP.001maintenancepersonnel.ThePNSRCshallsupplythefollowinginformationtotheplantmanager:a)theactualormostprobablecauseofthetriporb)themaintenanceandtestingnecessarybeforereactorrestartincludingadditionalmeasurestoverifythemostprobablecausec)additionalmonitoringortrendingrequiredduringand/orafterreactorrestartd).necessarybriefingstooperationsand/ormaintenancepersonnelconcerningspecificequipmentindicationsorpossiblemalfunctionse)theconditionsnecessaryforareactorrestartTheplantmanagershallevaluatetherecommendationmadebythepersdnnelperformingthetripinvestigationand,if'ecessary,thePNSRCreview.Hisdecisiontorestartthereactorshallincludeth8followingconsiderations:a).Thecauseofthetripisknownand,corrected.b)Majorsafety-relatedandotherimportantequipmentfunctionedproperlyduringthetransient,orcorrectivemaintenanceandsatisfactorytest'nghasbeenperformedorwillbecompletedwhenplantconditionspermit.c)Theplantresponseduringtheeventhasbeenanalyzedandtheplantrespondedasanticipated,orallabnormalitiesareunderstoodandcorrectedasrequiredbyTechnicalSpecifications.Ifthecauseof.thetriphasnotbeenpositivelyidentified,theplantmanagershalldetermineifthecauseandthecircumstancessurroundingthecausehavebeenanalyzedPage14of15Rev.0

12PMP4021.TRP.001adequately.Heshallensureadequatemeasuresaretakentopreventrepetitivechallengesto~safetysystemsduringfuturepoweroperations.Page15of15Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET4.1ABBREVIATED'II1PZEI%2ITATIONOFPROCEDURECONCURRENCEThereactortriponUnit,whichoccurredon'tisclassifiedasaConditionIeventforwhichonlydatacollectionandverificationofautomaticresponseisrequired.,S.S.STA(;Page1of1Rev.0

RELAYTARGETS12PMP4021.TRP.001--REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.1ChecktherelaytargetsontheGpanelandpanelsA-1throughA-14inthecontrolroom,andtherelaytargetsintheswitchgearcomplex.Usetheattacheddatasheets.Placeanxintheappropriatesquareonthedatasheetstoindicateactuatedstatus.CompletedbyPage1ofllRev0 t,'APAI/ELG"=;;..rARGETSUNIT1TlTurbineValves(HAA)T2GeneratorRelaysT3ExcitationRelays(HAA)Tl1T12TurbineHydStatorTripCoolingSoleniodTripT13Trans.1SuddenPressure-T4T5TurbineTransformerMech.TripRelaysSoleniodT6Emerg.P.B.TripGen.PanelT12T15Trans.1ABTrans.1CDSuddenSuddenPressurePressureT16Trans1TapChgrhndlinUNITDIFFERENTIAL(HEA)OVERALLDIFFERENTIAL'HEA)87X-Ul87X1-Ul87X2-Ul87X-OA187X1-OA187X2-OA1UNIT2(HAA)(HAA)(HAA)T17T18T19HainTransfHainTransfHainTranslSuddenSuddenSuddenPress.tj1Press.92Press,93T20T21Trans.2ABTrans2CDSuddenSuddenPress.Press.TlTurbine-ValvesT4TurbineTrippping(LeftSyst)T2GeneratorRelaysT5TransformersRelaysExcitationRelaysT6Emerg,P.B.TripGen.PanelTllTurbineTripping(RightSys)T12StatorCoolingTripOfVR~(WSj~f~O87X-U2UNITDIFFERENTIAL(HEA)87X1-U287X2-U287X-OA2OVERALLDIFFERENTIAL-(HEA)87X1-OA2Page2of11Rev087X2-OA2CAM~-8CQMo0QDC/l~OCDOCD(DetCLUl~S j~12PNP4021.TRP.001REACTORTRIPREVIEWPRtY~WURESIGNOFFSHEET5.152-KXA-252-K1K~-AUX52-KlX25P,PANELARELAYTARGETSUNIT1A-325TXA-463X-SPl1587XUOAAUX87XlVOAAUX2587-OA.PH.187-OAPH.287-OAPH.387-AlPH.l87-AlPH.287-AlPH.383G83925Z25A64-GF64-AF87-TPH.187-TPH.287-TPH.3151X-GlsI96-GlS151X1-Gls59N87-GPH.187-GPH.287-GPH.3151-GlS159NPage3of11Rev.0 t'A-863X-SPlCDi','PANELARELAYTARGETSUNIT1A-763X-~SPlAB12PMP4021.TRP.001REACTORTRIPREVIEWPRESSURESIGNOFFSHEET5.1A-6125A87T-1CDPH.l87T-1CDPH.287T-1CDPH.387T-lABPH.187T-lABPH.287T-lABPH.351TN-1CD251TN-1CD51TN-lAB251TN-lAB27-4EPl27-4EP3Page4.of11Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPR~~SIGNOFFSHEET5.1A-llPANELARELAYTARGETSUNIT1A-951X-B751X-B527X-TllD163X-SP101CD27KTllD227XTllAl63X-SP101AB27XT11A251T-llAPH.151N-TllB51T-llBPH.15112CD25-TCD27XT11D35112AB25TAB27XTllA351T-llA-'H.351T-1lBPH.387-TCDLDPH.l87-TCDLDPH.2'7-TCLDPH.387-TABLDPH.l87-TABLDPH.287-TABLDPH.387-DGABPH.187-DGABPH.287-DGABPH.387T-101CD87T-101CD87T-101CDPH.1PH.2PH.387T-101ABPH.187T-101ABPH.287T-10'1ABPH.387T-llAPH.187T-11APH.287T-llAPH.387T-11BPH.l87T-llBPH.287T-llBPH.351TN-101CD25ITN-101CD51TN-101AB251TN-101AB51-DGABPH.151N-DGAB51-DGABPH.327TllD-127T11D-227TllD-327TllA-127TllA-227TlkA-3TRllATRllBPage5of11Rev.0 12PNP4021.TRP.001(~.REACTORTRIPREVIEWPR.ri.URESIGNOFFSHEET5.151X-C6PANELARELAYTARGETSUNIT1A-1351X-C4A-1251T-11CPH.151N-T11C51T-11DPH.l87RCP1PH.187RCP1PH.287RCP1PH.351T-11CPH.351T-11DPH.387RCP2PH.187RCP2PH.287RCP2PH.387-DGCDPH.187-DGCDPH.287-DGCDPH.387-TBMCPH.l87-TBMCPH.287-TBMCPH.387T-11CPH.l87T-11CPH.287T-11CPH.387-TCMCPH.l87-TCMCPH.287-TCMCPH.387T-11DPH.'I87T-llDPH.287T-11DPH.387-RCP3PH.1'87-RCP3PH.287-RCP3PH.351DGCDPH.l51N-DGCD51DGCDPH.387-RCP4PH.187-RCP4PH.287-RCP-4PH.3TR11CTRllDPage6of11Rev.0 jo12PMP4021.TRP.001REACTORTRIPREVIEWPR""-MURESIGNOFFSHEET5.152-A2XA-252-AlA2-Aux52-AlX25PPANELARELAYTARGETS.UNIT2A-325TX63X-SPM1A-463X-SPM263X-SPM315n2587-OAPH.187-OAPH.2r87-OAPH.387-APH.187-APH.287-APH.383G83B25Z25A64-GF64-AF87-TPH.l87-TPH.287-TPH.3151X-GlS96-Gls151X1-Gls59N87-GPH.l87-GPH.287-GPH.3151-Gls159N.="NoIdentificationPage7ofllRev.0 A-763X-SPABPANELARELAYTARGETSUNIT2A-8'63X-SPCD12PNP4021.TRP.001REACTORTRIPREVIEMPRt'-"MURESIGNOFFSHEET5.1A-963XSP201AB125A125A25TAB87T-ABPH.187T-ABPH.287T-ABPH.387T-CDPH.187T-CDPH.287T-CDPH.387T-201ABPH.187T-201AB87T-201ABPH.2PH.351TN-AB251TN-AB51TN-CD251TNCD51TN-201AB251TN201AB27-T21APH.127-T21APH.227-T21APH.3Page8ofllRev.0 j0A-1063X-SP201CD51X-87PANELABELAYTARGETSUNIT2A-ll51X-85~r.w>12PMP4021.TRP.001REACTORTRIPREVIEWPRM>>=SIGNOFFSHEET5.1A-1225-TCD/51T-21APH.151N-T21851T-218PH.187-RCPlPH.l87-RCPlPH.287"RCP1PH.251T-21APII.351T-218PH.387-RCP2P1I;187-RCP2PH.287-RCP2PH.387,-9GABPH.l87-DGABPH.287-DGABPH.387-TBMCPH.187-TBMCPH.287-TBMCPH.387T-201CDPII.187T-201CDPH.287T-201CDPH.387T-21APH.l87T-21A.PH.287T-21APH.387-TCMCPH.187-TCMC'7-TCMCPH.2PH.351TN-201CD251TN-201CD87T218PH.187T218PH.287T218PH.387-RCP3PH.l87-RCP3PH.287-RCP3PH.327-T219PII.127-T21DPII.227-T21DPH.351DGABPH.151NDGAB51DGABPH.387-RCP4PH.187-RCP4PH.287-RCP4PH.3TR-21ATR-218Page9of11Rev.0 i51X-C6A-13PANELARELAYTARGETSUNIT212PMP4021.TRP.001f'+'EACTORTRIPREVIENPR~ORESIGNOFFSHEET5.151T-21CPH.l51NT-21C51T-219PH.151T-21CPH.351T-21DPH.387-DGCDPH.l87-DGCDPH.287-DGCDPH.387T-21CPH.187T-21CPH.287T-21CPH.387T-219PH.187T-21DPH.287T-21DPH.351-DGCDPH.l51-DGCDPH.251-DGCDPH.3TR-21CTR-219Page10of11Rev.0 SWITCIIGEARCOHPLEXRELAYTARGETS12PMP4021.TRP.001REACTORTRIPREVIEWP~~URESIGNOFFSHEET5.1UNIT.TlkfEDATEPERFOBKDBY:RCPumBusandT-bus4KVSwitchear:I,istallrelaytargetsactuated.Specify"1","3",or"N".whereapplicable.Notealarmlightslit(llGPllIIOTlletc)BreakerInstrumentNo.NameAttemptedResetSuccessful"600VSafetBusSwitchearListallrelaytargetsactuated.Includerelaysonbackof'breakerpanels(feederrelays).ResetInstrumentNo.NameAttempted.SuccessfulPagellofllRev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.2UlEHCFIRST,HITMNUNCIATORForaUnitIreactortripwhichoccurredwiththeturbinereset,checkthefirsthitannunciatorintheEHCcontrolcabinet.Usetheattacheddatasheet.Placexintheappropriatesquareonthedatasheettoindicateactuatedstatus.Page1of2Rev.0 12;PHP4021.TRP.+~REACTORTRIPREVT~ROCEDURESIGNOFFSHEET5.2UNITIEHCI'IRSTHITANNUNCIATORERSTHITPS100ARBIICUST.TRIPNOEHCDCINPUTPOWERFIRSTHITPONER/LOAD.UNBALANCEI-22VDC!I'I.OSTiISPDSIGHATRIPBACKUPPASTCLST+30VDCSRESETLOSTBUSOVERSPEFDRESETIV'SI,OSTENERGIZERTRIPPage2of2Rev.0 12PMP4021.TRPB001REACTORTRIPREVIEW'ROCEDURESHEET5.3SIGNOFFRECORDERCHARTANDMONITORPRINTOUTDATANOTE:ExceptasageneralguidetochartandprintoutretrievalmethodsthissignoffsheetisnotapplicabletoabbreviatedreviewsofConditionIevents.5.'3.1Step5.3.5ofthissignoffsheetisalistofplantrecorderchartdatawhichmustbecopiedandretainedinconjunctionwithareactortripanalysis.Thelistincludesacolumnlabeled"Requirement".Thecodesinthiscolumnindicatethecircumstanceswhichrequireobtainingtheindicateddata.Thesecodesare:AllResetRolledTurbineExciterGeneratorVacuumFPTSIJudge5.5allreactortripsturbineresetturbinerolledoffturninggearturbineinitiatedeventsexcept.steamgeneratorhi-hilevelduringstartupexciterfieldbreakerclosedgeneratorinitiatedeventvacuuminitiatedeventfeedpumpturbineinitiatedeventseventsassociatedwithSIbasedonSSorSTAjudgementwhenrequiredbyprocedurestep5.55.3.2Thelistbelowalsoincludesacolumnlabeled"Copy".ACinthiscolumnindicatestherecorderchartistobecopied.An0inthiscolumnindicatestheoriginaldataistobeattachedtothetripreviewpackage.An0willbefoundnexttodatafromequipmentwhichisdedicatedtomonitoringreactortrips.5.3.3Cutoutandremoveportionsofthelistedchartsandprintoutsextendingfrombeforetheinitiationofthetransientuntilafterconditionshavestabilized.Judgementmustbeutilizedtoensurethatalldatawhichmayleadtoanunderstandingofthecauseoftheeventisincluded.Twotofourhoursofdatabeforetheeventshallbeincludedforslowmoving(~l"/hour)controlroomcharts.FortheOSM,P250TREND(PostTripReview),andP250Alarms(SequenceofEvents)4hoursofdatapriortotheeventshallbeincluded.Whenastripchartiscutforcopying,labelwithPage1of4Rev.0 12PMP,4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.3recordernumberandfunctionforeaseofreplacementandlateranalysis.Formultipenrecorderseachtracemustbeclearlylabeled.Becertaintoincludethetimelabelsandmarksmadeinaccordancewithprocedurestep5.3.Aftercopying,restorethesechartandprintoutsegmentstotheiroriginalpositionsbytaping.Ensureproperfunctioningoftherecorders.5.3.4Forthoserecorderswhoseinputchannelscanbeselected,ensurethatchannelselectionisidentifiedonthechart.Ifselectionwaschangedduringthetransient,identifythisonthechart.5.3'ChartRecorderDatatobecopied/collected'ecorderChartPressurizerpressurechartPressurizerlevelchartNIrecorderNR045chartAllAllAllSicinoffbTchartTref-TavgchartAllAllSteamgenerator1'evel/flowcharts(4)AllMainSteam/FirstStagePressureChartAllP250sequenceofeventsprintout(Alarmtypewriter)AllP250Post-tripreviewprintout(Trendtypewriter)AllOperationsequencemonitorprintoutAllTurbineeventsmonitorchartBBCturbineeventsmonitorchartOscillographchartGeneratorVoltageandreactancechartI~jResetReset(U2only)ExciterExciterPage2of4Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.3Valvepositionandturbinespeedchart(Ul)RolledVibrationandturbinespeedchart(U2)Generatorfrequencychart*(ifselectedtogenerator)MainVacuumChartFPTSteam/BackpressureChartI'urbineSupervisoryChartsUl:bearingtemperaturevibration.metaltemperatureshell,rotorexpansionU2:bearingtemperaturevibration,eccentricity,speedmetaltemperaturesRolledExciterVacuumVacuumTurbineFPTVibrationChartFPTBearingTemperatureChartFPTFPTFeedpumpSuctionandDischargePressureChartFPTWideRangeThotandTcoldcharts(4)SIWideRangeRCSPressureChart,ContainmentPressureChartComputerAnalogTrendCharts(2)ComputerAlarmPrintoutRMS10minuteaveragesSISIJudgeJudge5.55.3.6Obtainacopyofcontrolroomlogtoincludeonefullshiftofentriespriortotheevent.Page3of4Rev.0

{'l'kdJC~LL44'A~ah'~4k%~~4J4Ak4c'k4JLaG'JL4LMI'~~WdwDA'w"IIVX'~blQl4<<SMlg'~<<'Aa/'4~AHAtrwVaaAAV/plLl12PMP4021.TRP.001-REACTORTRIPREVIEWPROCEDURE,SIGNOFFSHEET5.3Inadditiontothoselistedabove,obtaincopiesofanyrecorderchartswhichareknowntoapplytothespecifictransientIncludewithanyadditionalchartsallinformationnecessaryforinterpretationofthesecharts,suchaschartspeed(ifvariable),channelselected,banknumber,etc.Additionalchartscopied:Comments:(uPERFORMEDBYePage4of4Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.4SYSTEMSTATUSANDRESPONSENuclearInstrumentation5.4.1.1ListallNIdrawer"negativerate"tripstatuslightswhichareenergized.5.4.1.2SourceRangeinstrumentpowerrestoredautomaticallyasdesigned(bothchannels)5.4.1.3Majorequipmentoutofservice:5.4.1.4Describeanyabnormalconditions(suchas'lossofdetectorvoltage'r'channelontest')orbehaviornoticedduringthetransient.5.4.2ReactorCoolantPums5.4.2.1Describecircumstances,includingplaceinsequenceofevents,ofanyRCPtrips(manualorautomatic)whichoccurredduringthetransient.5.4.2.2Describeeffectofreactortransientonleakoffflows.5.4.2.3Describeanybehavioralabnormalitiesnoticedduringthetransient.Page1of10Rev.0 0

12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.4RCSPressureControl5.4.3.1Controlstatuspriortotrip(man/auto)5.4.3.2Backupheaters"on""auto"banksbanks5.4.3.3Pressurechannelsselected(control/bistables)5.4.3.4PressurizerPORV'sblockedpriortotransient:5.4.3.5~Sprayvalvesin"auto"5.4.3.6DidpressurizerPORV'sorsafetiesliftduringtransient?Describecircumstances.5.4.3.7Majorequipment;outofservice:5.4.3.8Describeanybehavioral'abnormalitiesnoticedduringthetransientPressurizerLevelControl5.4.4.15.4.4.2ControlStatuspriortotrip(man/auto)Chargingpumpinservice5.4.4.3Chargingflowcontroller(QRV-251orRecipspeedcontroller)statuspriortotrip'man/auto)5.4.4.45.4.4.5Levelchannelsselected(control/bistables)Describeanybehavioralabnormalitiesnoticedduringthetransient.Page2of10Rev.0 y~~Q+t~I'i~A>~e.wg~iiK~gMi'~+'++~++6~i)i"+C6fg+~~~~~~~piwgjgQ+a~ypg<<r>g~ici4>g>>'<~J5g~g~-,f~j..~'~ypgj~~s/~@.~Ks0AOAiM~i12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.45.4.5CVCSMakeu5.4.5.1Priortotransient,blenderlinecontained(acid,pri.water,blend)5.4.5.2Makeupinautowith'start'ignal?(yes/no)5.4.6ControlandShutdownRods5.4.6.1Pullinsertionofallcontrolandshutdownrodsverified.Rodsthai:didnotinsert:5.4.6.25.4.6.3Rodcontrolstatuspriortotrip(auto/man)Wastherodcontzolstatuqchangedduringthetransient?Ifso,wheninthesequenceofevents?5.4.6.4Majorequipmentoutof'service:5.4.6,5Describeanybehavioralabnormalitiesnoticedduringthetransient.5.4.7MainFeedwaterSteamGeneratorIevel5.4.7.1Operatingmainfeedpumpstrippedonreactortrip(yes/no/OOS)EMPPPage3of10Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURE'IGNOFFSHEET5.4'.4.7.2FeedwaterisolationreceivedwhenTavg<554'F.Valvesclosed(yes/no)FRV210FRV220FRV230FRV240FM0201FM0202FNO203FMO2045.4:7.'35.4.7.4Feedpumpcontrolstatuspriortotrip(auto/man)EastfeedpumpspeedcontrolWestfeedpumpspeedcontrolDPcontrollerFeedpumpsteamsupplypriortotripEastfeedpump(reheat/main/aux).Westfeedpump(reheat/main/aux)5.4.7.5Feedwaterregulatingvalvestatuspriortotrip(auto/man)FRV210FRV220FRV230FRV2405.4.7.65.4.7.7Condensatebypassvalvestatuspriortotrip(auto/man)CRV224FeedwaterHeaterlevelcontrolsinmanualpriortotrip:5.4.7.8Majorequipmentoutofservice:Page4of10Rev.0 0

5.4.7..912PMP4021.TRP.001REACTORTRIPREVIEW.PROCEDURESIGNOFFSHEET5.4Describeanybehavioralabnormalitiesnoticedduringthetransient.AuziliaryFeedwater5.4.8.1MDAFP'sstartedautomaticallyontripofmainfeedpumpsEMDAFPWMDAFP5.4.8.2TDAFPoperated?Describecircumstancesandapprozimatedurationofoperation.5.4.8.3DidoperatorinterveneintheTDAFPresponse'(manuallyadjustortrip)?Ifso,wheninthesequenceofevents?5.4.8.4Majorequipment,outofservice:5.4.8.5Describeanybehavioralabnormalitiesnoticedduringthetransient.SteamDumSteamGeneratorPressureRelief5.4.9.1Controlstatuspriortotrip(Tavg/SteamPressure/Off)5.4.9.2IfinTavgmode,steamdumpvalvesmodulatedtomaintainTavg~547.(yes/no)5.4.9.3IfTavgdroppedbelow541'F,steamdumpblocked(yes/no)Page5of10Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.45.4.9.4'Didsteamdumpvalveopenpriortotrip(yes/no)?Ifyesdescribe.II5.4.9.5Ifvacuumtrip,didsteamdumpvalvesstayclosed(yes/no)?5.4.9.6Controlstatusofatmosphericsteamdumpspriortotrip(auto/manual)MRV213MRV223MRV233MRV2435.4.9.7Didatmosphericsteamdumpsoperateduringtransient(yes/no)?Ifyes,describe(automatically,manually,circumstances).5.4.9.8Wasthecontrolstatusofatmosphericsteamdumpschangedduringthecourseofthetransient?Ifso,wheninthesequenceofevents?5.4.9.9Didsteamgeneratorsafetiesliftduringtransient(yes/no)?Ifyesdescribe.5.4.9.10Majorequipmentoutofservice.5.4.9.11Describeanyotherbehavioralabnormalitiesnoticedduringtransient.Page6of10Rev.0 5.4.10MainTurbineSR12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.45.4.10.1Wasthereaturbinerunback(yes/no),?5.4.10.2Ifyes,providebestestimateofpowerchangeandthetimeinsequenceofeventswhenitoccurred.5.4.10.3Didtheoperatorinterveneintheturbinerunback?Ifso,wheninthesequenceofevents?5.4.10.4Turbinetrip:Mainturbinestop,reheatstop,control,andinterceptvalvesclosede,'L5.4.10.5Controllingdevicepriortotrip(load,limit'er/operating'evice/loadchanger/turbomat)5.4.10.6Setratesloadingunloading5.4.10.7Werevalveormiscturbinetestsinprogresswhenthetripoccurred?Whichone?5.4.10.8Didexhausthoodspraysactuate(yes/no)?5.4.10.9Vacuumbreakersopenedfollowingtrip?(yes/no)5.4.10.10'Hogging'JAE'sinservicefollowingtrip?(yes/no)Page7of10Rev.0 12PMP4021.TRP.001REACTORTRIPREVIENPROCEDURESIGNOFFSHEET5.45.4.10.11MSRinservicepriortotrip?(no/partial/full)5.4.10.12DidanyMSRsafetyvalvesliftduringthetransient(yes/no/identify)?5.4.10.13Majorequipmentoutofservice:5.4.10.14Describeanybehavioralabnormalitiesnoticedduringthetransient.Generator/Electrical5.4.11.1Generatortrip.Thiswilloccur30secondsafterthereactortripunlessitresultsfromageneratorevent.outputbreakersopen(yes/no)KorAlKlorA2Exciterbreakeropen(yes/no)5.4.11.2Ifauxiliariesweresuppledbythegenerator,wereauxiliariesautomaticallytransferredtonormalreserve(yes/no/NA)?Describeanyfailures.5.4.11.3Dieselgeneratorsoperated?Describecurcumstances.Page8of10Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.45.4.11.4AnyGRIDorCRPbusswitchedtoalternatesupply?Describecircumstances.\5.4.11.5Majorequipmentoutofservice:5.4.11.6Describeanybehavioralabnormalitiesnoticed.duringtransient.5.4.12SafetIn'ection5.4.12.1WastheeventassociatedwithanSI(yes/no)?5.4.12.2Ifyes,didverificationofautomaticactuationsindicatefailureofanyrequiredresponse(yes/no)?5.4.12.3Ifyes,listactuationsnotreceived,reasonifknown,andwhethertheresponsewassuccessfullyinitiatedmanually.5.4.12.4Listmajorequipmentoutofservice.5.4.12.5Describeanyabnormalitiesnoticed'intheresponseofthesafetyinjectionsystem.Page9of10Rev.0 12PMP4021.TRP.001'EACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.45.4.13PhaseB5.4.13.1WasthereaphaseB/CTSactuation(yes/no)?5.4.13.2Ifyes,didverificationofautomaticactuationsindicatefailureofanyrequiredresponse(yes/no)?5.4.13.3Ifyes,listactuationsnotreceived,reasonifknown,andwhethertheresponsewassuccessfullyinitiatedmanually.5.4.13.4Listmajorequipmentoutofservice.5.4.13.5DescribeanyabnormalitiesnoticedintheresponseoftheCTSSystem.5.4.14Miscellaneous5.4.14.1Listanymajorplantequipment.notcoveredabovewhichisoutofserviceandcouldhavehadaneffectontheprogressionofthetransient.5.4.14.2Describeanybehavioralabnormalitiesofsystemsnotcoveredabovewhichmayaffectplantsafety.COMPLETEDBYPage10of10Rev.0 12PNP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.5PERSONNELINTERVIEWFORMi5.5.15.5.25'.5.35.5.4PersoninterviewedRoleineventInterviewbyDescriptionoftheevent:Includetheplantconditionspriortothetrip,yourindicationsthataproblemexisted,youractionasaresultofthoseindications,notedequipmentmalfunctionsorinadequacies,andanyidentifiedproceduredeficiencies.5.5.5.Sequenceofeventsandactionstaken:Page1of2Rev.0 12PNP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET5.5Apparentcauseoftheevent:Includedescriptionofanyrelatedactivityinprogresswhentheeventoccurredandanyunderlyingorcontributoryfactors.Additionalcommentsincludinganyunexpectedaspectoftransientbehavior:Page2of2Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET6.1VERIFICATIONOFAUTOMATICRESPONSE6.1.16.1.2pThissignoffsheet.usesforms6.1RX,6.1TUR,6.1GENforreactortrip,turbinetrip,andgeneratortrip,respectively.Column1liststheexpectedresponsestartingwiththeinitiatingevent.Column2willeitherindicateobsv.ormeas.Theformermeanstheresponseistobeassessedasyesornobasedonoperatorobservation.Measmeansthetimefromtheinitiatingeventtothatexpectedresponseistobe,measuredonamonitoringdevicesuchastheOSM,TEM,Oscillograph,orP250SequenceofEventsRecorder.TheOSMwillbeconsideredtheprimarydeviceandthequantit'ativeacceptancecriteriaisbasedonOSMdata.Column3willindicatewhethertheexpe'ctedresponseshouldalwaysbepresentorwhetheritmayonlybepresentundercertaincircumstances.Forexample,anAuxiliaryFeedpumpstartwillnotbepresentifthesteamgeneratorsarebeingfedfromAuxiliaryFeedpumpspriortothetrip.Column4willbeusedtoindicatethetimefromtheinitiatingevent,totheexpectedeventorayesnoentryyforanoperatorobservation.Column5willcontainacceptancecriteria.Theprocedurespecifieswheneachsignoff'sheetmustbeused.Procedurestep6.1.1hasbeencompleted.Page1of9Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET6.16.1.2.1Ascloselyascanbedetermined,thereactortripinitiatingsignaloccurredatthepropervalueofthedeviantparameter.6.1.2.2Whiletheeventsleadingtothetriptookplace,notripsetpointwasexceededwithouttripsignalactuation.Page2of9Rev.0 PMP4021.TRP.001ACTORTRIPREVIEWPROCEDURESIGNOFFSHEET6.1RXREACTORTRIPEXPECTEDRESPONSE(Ul)ExectedResonseReactorTriBreakerAInitialEvent.DataTeNeasMeas-ReirementAllAllAcceptanceTimeCriteria00ReactorTriBreakerBReactorTriBreakerUndervoltaecoilAReactorTriBreakerUndervoltaecoilBControlRodsBottomMechnicalTri0cratedTurbWNFPTVacuumTriEMFPTVacuumTriMNFPTHdrPrLowEMFPTHdrPrLowFeedwaterIsolationMNDAFPStartENDAFPStartTDAFPStart'easMeasNeasObsvObsvObsvObsvGbsv'bsvObsvObsv.ObsvObsvAllAllAllAllAllMMFPTVacTriResetEMFPTVacTriResetWMFPTResetENFPTReset.OnMainFeedOnMainFeed,AuxfeedonstandbOnMaxnFeed,AuxfeedonstandbOnMaxnFeed,AuxfeedonstandbyYesYesYesYesYesIfstartsignalreired~ToBePreparedPage3of9Rev.0.

(.0.;:;"'~PMP4021.TRP.001'-'"",.-.KACTORTRIPREVIENPROCEDURESIGNOPFSHEET6.1TURTURBINETRIPEXPECTEDRESPONSE(Ul)ExectedResonseRT-TurbineTri+P7MechTri0erEmerGovOVSPTriMTReheatVACLMTStoVACLOverallDiff0erEHCTriSsTriDCBRGOilPPRunTRBOilBuRunSTMSealPRLowSTMDumActuationInitialEventDakotaTeMeas.MeasSeas.NeasMeasMeasNeasNeasMeasNeasObsvReirement.TurbineReset8aboveP-7TurbineResetTurbReset.TurbResetTurbResetTurbResetTurbResetTurbResetTurbResetTurbResetTavModeAcceptanceTimeCriteria00Yes"ToBePreparedPage4of9Rev.0

(.012PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET6.1GENGENERATORTRIPEXPECTEDRESPONSE(Ul)ExectedResonseNechTri0erInitialEventDataTe.NeasReuirementGeneratorExciterGeneratorExciterTimeAcceptanceCriteriaoOverallDiff0erAlterxDifferGeneratNotorinUnitSsFreHiLoGenCoolFlowLoGenCoolTri0erTransToNormalReserveGeneratorFieldBrk.0enGeneratorOututBrk0enDieselGeneratorABStartDieselGeneratorCDStartNeasGeneratorExciterMeasGeneratorExciterNeasGenerator=ExciterNhasGeneratorExciterMeasGeneratorExciterMeasGeneratorExciterObsvGenSuliesAuxiliariesObsvFieldBrkClosedObsvParalleled.MeasBlackoutSIMeasBlackoutSIYesYesYes"ToBePreparedPage5of9Rev.0

((;012PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET6.1RXREACTORTRIPEXPECTEDRESPONSE(U2)ExectedResonseDataTeReirementLTimeCriteriaReactorTriBreakerAReactorTriBreakerBInitialEventMeas'MeasMeasAllAllAll00ReactorTriBreakerUndervoltaecoilAReactorTriBreakerUndervoltaecoilBControlRodsBottomMainTurbineLeftSstemTriMainTurbineRiht.SstemTriWMFPTVacuumTriEMFPTVacuumTriWNFPTEmerencSstemTriEMFPTEmerencSstemTriFeedwaterIsolation<554'FWbH)AFPStartEMDAFPStartTDAFPStartMeasMeasObsvNeasMeasNeasNeasNeasMeasObsvGbsvObsyObsvAllAllAllAllWMFPTVacTriResetEMFPTVacTriReset.WNFPTResetENFPTResetOnMainFeedOnMainFeed,AuxfeedonstandbOnMaznFeed,AuxfeedonstandbOnNaznFeed,Auxfeedonstandby'esYesYesIfstartsignalreired*ToBePreparedPage6of9Rev.0 j~12PNP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET6.1TURTURBINETRIPEXPECTEDRESPONSE(U2)ExectedResonseInitialEventDataTeNeasReirement.TurbReset.Acceptance-TimeCriteria00MainTurbineLeftSstemTriMainTurbineRihtSstemTriLeftEmerencCircuitTri<8.5siRihtEmerencCircuitTri<8.5.siControlFluidSafet,CircuitTriAuxilliarLubeOilPumNestEmerencLubeOilPumEastEmerencLubeOilPumMainTurbineStoValvesClosedMainTurbineIntercetValvesClosedReactorTrifromTurbineTriOverallDifferentialGeneratorTripfromTurbineStoValvesClosedSteamDumActuationNeasNeasMeasMeasNeasMeasMeasNeasNeasNeas'easMeasObsTurbResetTurbResetTurbResetTurbReset.TurbResetTurbResetTurbResetTurbResetTurbReset,TurbResetAboveP-7TurbResetTavModeYes*ToBePreparedPage7of9Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET6.1GENGENERATORTRIPEXPECTEDRESPONSE(U2)ExectedResonseInitialEventDataTeMeasReirement,GeneratorExciter.AcceptanceTimeCriteria00NainTurbineLeftSstemTriNainTubineRihtSstemTriTransfertoNormalReserveGeneratorFieldBreakers0enGeneratorOututBreakers0enDieselGeneratorABStartDieselGeneratorCDStartMeasMeasObsObsObsNeasMeasGeneratorExciterGeneratorExciterGenSuliesAuxiliariesFieldBreakerClosedParalleledBlackoutSIBlackoutSIYesYesYes*ToBePreparedPage8of9Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET6.1ThissignoffistobeusedonlyforeventsclassifiedasConditionIinsection4.0.Thisclassificationisdocumentedinsignoffsheet4.1.AutomaticresponsestothereactortriponUnitwhichoccurredonathavebeen'reviewed.Thisreviewdeterminedthatreactorrestartis.acceptable.SSSTAPage9of9Rev.0 12PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET6.2REACTORTRIPSUMMARY6.2.16.2.2Trip:timedateUnitPlantstatuspriortotrip(powerlevel,loadchangesinprogress,startup,etc).6.2.3Shift.crew(affectedunit)S.S.Asst.S.S.U.F.ControlroomR.O.ControlroomR.O.S.T.A.6.2.4Datacollectedasrequiredbytheplantconfiguration.SignoffSheet5.1SignoffSheet5.2SignoffSheet5.3SignoffSheet5.4SignoffSheet5.56.2.5Verificationofexpectedresponsesusingsignoffsheet6.1complete.ExpectedresponseoccurredORFailureofexpectedresponse.Describethenatureofthefailureandcorrectiveactiontaken.NOTE:Description:Reactorrestartmaynottakeplaceuntilthefailure.iscorrectedifthefailureissafety..related.ReactorrestartmaynottakeplacewithouttheapprovaloftheOperationsSuperintendentandthePlantManagerifthefailureisnon-safetyrelated.)FailurecorrectedPage1of4Rev.0 12PMP4021.TRPB001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET6.2Approvaltorestartwithnon-safetyrelatedfailureOperationsSuperintendentPantManager6.2.6,Verificationofprotectivefeatures(procedurestep6.2.7.)completeExpectedresponseoccurredORFailureofexpectedresponseDescribethenatureofthefailureandcorrectiveactiontaken.NOTE:Reactorrestartmaynottakeplaceuntil.thefailureiscorrectedDescription:Failurecorrected6.2.8Verificationofcooldownlimits(procedurestep6.2.8)complete.6.2.9Analysisofreactortrip.6.2.9.1Describetheimmediate(tripsignal)andtherootcausesoftheevent.,i6.2.9.2Describefactorscontributingtothetriportheinitiationofthetransientwhichresultedinthetrip.Page2of4Rev.0 6.2.9.312PMP4021.TRP.001REACTORTRIPREVIEWPROCEDURESIGNOFFSHEET6.2Describeeventssubsequenttothetripuntiltheplantwasplacedinasafecondition.6.2.9.4Describeanydamagetotheplantthatresultedfromthetrip.6.2.9.5Describeanyabnormalitiesassociatedwiththetriportheunitresponsetothetripthathavenotbeenpreviouslyaddressed.(g6.2.10EventClassification6.2.10.1TheeventisreclassifiedaconditionIevent6.2.10.2.aOPSSUPSTAORTheeventisclassifiedaconditionIIeventOPSSUPSTAANDPage3of4Rev.0 6.2.10.2.b12PMP4021.TRP.001REACTORTRIPREVIENPROCEZfURESIGNOFFSHEET6.2AllconditionReportsassociatedwiththeeventareclosed.PNSRC6.2.10.2.c6.2.10.3.aTheOperationsSuperintendentconcursthatarecommendationtorestarttheaffectedunitbemadetothePlantManager.OPSSUPORTheeventisclassifiedaconditionIIIevent.OPSSUPSTA6.2.10.3.bAllConditionReportsassociatedwiththeeventareclosed.PNSRC6.2.10.3.cThePNSRCconcursthatarecommendationtorestarttheaffectedunitbemadetothePlantManagerPNSRC6.2.10.4Comple'tionofallsignoffsforstep6.2.10.1or6.2.10.2or6.2.10.3issufficienttorecommendrestartoftheaffectedunittothePlantManager.NOTE:ThePlantManager'sdecisiontorestartisdocumentedinOHP4021.001.002Page4of4Rev.0 Q12PMP4021;TRP.001REACTORTRIPREVIEWPROCEDUREREVIEWREPORTCOVERSHEET6.3D.C.COOKPLANTREACTORTRIPREVIEWREPORTAFFECTEDUNITEVENTDATEEVENTTINE,0)'TRIPREVIEWPERFORMEDBYfPage1of1Rev.0 12PMP4021.TRP.001APPENDIXAIAPPENDIXA:MiscellaneousInformationRelatintothe0erationofTriMonitorinDevices.Page1of40Rev.0

,12PMP4021.TRP.001APPENDIXAI.HATHANAYOPERATIONSSEQUENCEMONITORThesequencemonitorprovidesaprintedrecordoftheoperationofcertainselectedevents.Ithasthecapacitytomonitor192on-offpointsandproducesalineitemoutputonaprinterlocatedinthecontrolroomwhenanyoneofthemonitoredpointsindicatesanabnormalcondition.Fortyfivepointsareusedtomonitoreventsrelatedtoreactortripinitiationorreactortripcircuitbreakerposition,6pointsmonitorcondensateorhotwellpumps,13pointsmonitorfeedwaterheaterextremehighlevelevents,6pointsmonitoronsitepowerdieselgenerators,22pointsmonitorthemainfeedwaterpumps,40pointsmonitorthemainturbine-generator,and8pointsmonitorthestep-upandauziliarytransformersandmiscellaneousitems.Theoperationssequencemonitorpermitsdiscriminationforcontactclosureswhichoccurmorethan2millisecondsapart.Acontactclosurewillresultinalineitemprintout,onadedicatedprinterlocatedinthecontrolroom.Thelineitemcontainsa3digitnumberforthedayoftheyear,a4digitnumberforthehoursaminute,a2digitnumberforthesecond,a3digitnumberforthemilliseconds,an"A"indicatinganoffnormalcondition,a3digitnumbertoidentifytheeventtotheoperator.Asampleoutputisattachedtotheendofthissection.Thefollowinginformationelaboratesonthemeaningofparticularalarmsthatcommonlyappearasaresultofreactortrips.Page2of40Rev.0 12PMP4021.TRP.001APPENDIXAQO:UA.-UNITI019ReactorTrip,S.G.LoLoMaterLevel,Loop4.ThisalarmisatypicalexampleofasignalfromtheRPSinitiatingatrip.044ReactorTripBreakerTripped,TrainA.Thisalarmoriginatesfrombreakerpositionlimitswitches.Itindicatesthebreakerisactuallyopen.046ReactorBreakerUndervoltage,TrainA.Thisalarmindicatestheundervoltagetripattachmentshaveoperated.Theyreport,lateinspiteofthefactUVTA'sactuatethetripbreakersforreactortripsotherthanmanualtrips.ThissituationresultsfromthefactthattheauxiliaryrelaythereportstheeventispartofanRLcircuit.Thedelayis-200msec.112NNFPVaccuumTripAsindicatedonelementary,Dia1-98212-5coordinateH-3,thisalarmindicatesavacuumtriphasoccurred.1118WMFPHYDR.PressLow.ThisalarmresultswhentheMFPHydr.Oilpressurereaches130psidec.140MechanicalTripOperated.Thisalarmindicatesaturbinetriphasbeeninitiated.Asindicatedonelementarydiagram1-98101,thefollowingtripsignalswillinitiatethisalarm:1)Overalldifferential2)UnitdifferentialPage3of40Rev.0 12PMP4021.TRP.001APPENDIXA3)Thrust,bearingwear&lowbearingoiltrip4)MSRlevel5)Turbinehighvibrationtrip6)Turbinesolenoidtrip7)Lossofstatorcoolingturbinetrip8)Turbinelowvacuumtrip9)EHClowhydraulicpresstrip10)EHCtripsystempresstripll)TurbineshaftP.P.lowoilpresstrip12)EHCmastertrip13)RxtriptrainA+SGHIHIorS.I.156GeneratorMotoringAsindicatedonelementaryDia1-98021-2coordinatesC1,thisalarmresultsfrom:(Allvalvesclosedorcontrolvalvesatnoloadposition)and(generatoroutputbreakersclosed).UNITII019ReactorTrip,S.G.LoLoWaterLevel,Loop4ThisalarmisatypicalexampleofasignalfromtheRPSinitiatingatrip.044ReactorTripBreakerTripped,TrainAThisalarmoriginatesfrombreakerpositionlimitswitches.Itindicatesthebreakerisactuallyopen.(verbalcommentbyT.King)046ReactorBreakerUndervoltage,TrainAPage4of40Rev.0 12PMP4021.TRP.001APPENDIXAThisalarmindicatestheundervoltagetripattachments(UVTA's)haveoperated.TheyreportlateinspiteofthefactUVTA'sactuatethetripbreakersforreactortripsotherthanmanualtrips.ThissituationEresultsfromthefactthattheauxiliaryrelaythatreportstheeventispartofanRLcircuit.Thedelayistypically-200msec.131MainTurbineLeftSystemTripThisalarmindicatesaturbinetriph'asbeeninitiated.AsindicatedonElementaryDiagram2-98101,coordinateD-2,thefollowingtripsignalswillinitiatethisalarm:1)Turbinesolenoidtrip.controlswitch2)Unitoveralldifferential3)Transformerandgeneratorunitdifferential4)Thrustbearingpositiontrip5)Moistureseparatorreheaterhighleveltrip6)Turbinevibration7)Lubeoilpressurelow8)Lossofstatorcooling9)Reactortrip,SI,orsteamgeneratorhi-hi10)Turbinelowvacuumtripll)HighexhausthoodtemperaturePage5of40Rev.0 12PMP4021.TRP.001APPENDIXA137MainTurbineControlFluidSafetyCircuitTripp'edAs.indicatedonElementaryDiagram2-98101,icoordinateHl,thissignalresultsfrompressureswitch63XTSPindicatinglowpressureinthesafetyfluidcircuit.Itisoperatedbypressureswitch2515ontheTurbineControlDiagram,FigurePGS-4B-11inthetrainingmanuals.151LeftEmergencyCircuitTrippedAsindicatedonElementaryDiagram2-98102,coordinateD-7,thisalarmresultsfrompressureswitch63ECLindicatingthatemergencycircuitpressuredroppedbelow8.5psig.Itisoperatedbypressureswitch4591ontheTurbineControlDiagram,Figure*~PGS-4B-llinthetrainingmanual.NOTE:63indicatesapressureswitchonanelementarydiagram.158GeneratorMotoringAsindicatedonElementaryDiagram2-98021-2,coordinatesD2,thisalarmresultsfrom:(allvalvesclosedORcontrolvalvesatnoloadposition)AND(generatoroutputbreakersclosed.)165TurbinevalveTripoverallDifferentialAsindicatedonElementaryDiagram2-98021-2,thissignalresultsfromatripoftheunitoveralldiffer-entialbyturbinevalvesclosedandrequireddelays.illFPTWVacuumTripPage6of40Rev.0

12PMP4021.TRP.001APPENDIXA'sindicatedonElementary,Diagram98217-3,coordinateD-4,thisalarmindicatesavacuumtriphasoccurred.Itisoperatedbylimitswitch33XBVTWonamechanicallinkage.Thismechanicallinkageisoperatedbyalltrips(verbalcomentbyT.King)andisexpectedforFPTtripsinitiatedwiththevacuumtripreset.114FPTWEmergencySystemTripAsindicatedonElementaryDiagram2-98217,coordinateH-3,thissignalresultsfrompressureswitch63XBESTWindicatinglowpressureintheemergencycircuit.'OTE:NOTE:33indicatesalimitswitchonanelementarydiagram.63indi.catesapressureswitchonanelementarydiagram.Page7of40Rev.0

~~12PMP4021.TRP.001APPENDIXASAMPLEOSMOUTPUTPage8of40Rev.0 e.8268'26826826826826826826826826827827827827827827827827827827827827827827827827827827827827827827827827,82782782782792792782792782782782792782782782792782782782782782782782792782782782792792782716391738163819382838213822152226223823398839813982398338835884248424842584258425842584258425942584259425842594258425842584258425942584258425842594259425842584258425942594259425842584258425842584258425842594258425942584258425842584258425842584258425842584259948198488984988848198'818848186218838288848198488884889848188481884815318556962598192338725126252172523725261252622543625461254632546925535256182563525639256542565626224262422629626669274682775627694268692659526644266952692429978291742944629656382283446734645352713621736369366613666636287366223676336799388)639246392647898T98878887888T8887988A856A868T889T898T888T888T889T898A875A149A149A15SA819A-845A844A131A132A886A151A986AlllA999A829A946A847A818A137A182A875A182A114A816A816A8ISA917A899A816A919A889A8'17A996A911A811A819A113A191A181A9)1A113A899A191A8)1A889A9)8ASllA986A811A888DCCOOK2T'STPTDCCOO)C2TESTPTDCCOOK2TEST17DCCOOK2TESTPTDCCOO)<2TESTPTDCCOOK2TESTPTDG2AB.HEAOPEP.DG2ABSTARTDCCOO)<2TESTPTDCCOOK2TSTPTDCCOOK2TESTPTDCCOOK,2TESTPTDCCOOK2TESTPTDCCOOK2TESTPTHTF.I.CLEVELHIMTVACTFIPBLOCKEDMTVACTRIPBLOCKEDGENERATMOTOPINGRTLP3FDVTFLLOREACTB)<P.TP.IPBFEACTBKRTRIPAMTLSYSTEMTRIPMTRSYSTEMTF.IPRTLPIFDi).'7FLLOLEFTEt~ERGCKTTP.IPPTTURBTP.IP6P7FPT(1VACUUMTRIP'PTEVACUUMTRIPF.TPI'1F.GPNRATETRREACTBKRUVAFEACTBKRU'JBRTLP3FDir'7FLLOMTCONFL.SAFC)<TTR,FPTEEi~:ERGSYSTRHTRICLE'1ELHIFPTEEiMERGSYSTRFPTVEMERGSYSTRRTSGILEVEXLORTSGILE'JE)<LORTSG3LE'JEXLOPTSG2LEVEXLGPTLP2FDVTFLLORTSG3LEVEXLOFTLo3FDr>r7FLLPRTLP2FDIiTFLLORTSG2LEVEXLORTLPIFDVTFLLORTLP4FDR'7FLLOPTLP4FDkrTFLLOFTSG4LEVEXLOFPT'r.'ONTGILPRLOFPTECONTOILPRLOFPTECONTOILPRLOFTLP4FDVTFLLOFPTVCONTOILPRLOFTLP2FDVTFLLOFPTECOiVTOILPRLORTLP4FD'>'TFLLORTLP2FDlriTFLLOFTLP31DVTFLLORTLP4FDVTFLLORTLPIFD'a'7FLLORTLP4FDVTFLLORTLPIFDVTFLLO~qPzgPage9of40Rev.0 12PMP4021.TRP.001APPENDIXAII..ESTERLINEANGUSTURBINE.EVENTMONITOR.,e>Theturbineeventmonitorisadualunitstripchartrecorder.Eachofthe2chartshas20on-offpoints.Thespeedofthecontinuouslymovingchartsischangedafteratripinitiationsothat24hoursofchartareadvancedthroughtherecorderin24seconds.FastspeedonUnitIis3inches/sec.FastspeedonUnitIIis1.5inch'es/sec.Thechartspeedthenreturnstonormalandatripinitiationeventrecurs.Twopoints,oneoneachchart,areusedtomonitortheTrainAandTrainBreactortripcircuitbreakers,2pointsmonitorelectricallockoutrelayswhichindicateanelectricalsystemleveltrip,16pointsmonitorthepositionofturbineemergencyandpre-emergencyvalves.(stopandinterceptor.valves).TheremainingJoointsmonitorvariousturbine.tripinitiatingevents.Thetimediscriminationbetweeneventsisapproximately20millisecondswhenthechartisinhighspeedoperation.Thedataisdisplayed.on2stripcharts.Eachpointoperatesaheatpenwhichleavesacontinuoustraceonthethermallysensitizedchart.Thepenstraceaprintedlineonthecharttoindicateanormalcondition.Thepenmovesofftheprintedlinetoapositionapproximatelymidwaybetweentheprintedlinesfor2adjacentpointstoindicateanoffnormalcondition.Asample\stripchartisattachedtotheendofthissection.Page10of40Rev.0 12PMP4021.TRP.001APPENDIXAUNITIPENIDENTIFICATIONSStlusnumberChart.1.2.3.4~5.6.7.8.9.10.11.12.13.14.15.16.17.18.19.20.EquipmentorDeviceBeingMonitoredUnitdifferentialOveralldifferentialReactortripTR-AReactortripTR-BMechanicaltripAEPtomastertripEHCmastertripBack-upoverspeedtripLossofspeedLossofstationbatteryTripsystempressureEHCMechanicaloverspeedtripoperatedMechanicaltripoperatedPowerloadunbalanceAEPEHCtripsystemStopvalvesclosedReheatandInterceptvalvesclosedVibrationtripoperatedTripsystempressureHFAT1meStlusNumber,21.22.23.24.25.26.27.28.29.30.31.32.33.34.35.36.37.38.,39.40.Chart2imentorDeviceStopvalveNo.1closedStopvalveNo.2closedStopvalveNo.3closedStopvalveNo.4closedReheat,valveNo.1closedReheat.valveNo.2closedReheatvalveNo.3closedReheat.valveNo.4closedReheatvalveNo.5closedReheatvalveNo.6closedInterceptvalveNo.1closedInterceptvalveNo.2closedInterceptvalveNo.3closedInterceptvalveNo.4'losedInterceptvalveNo.5closedInterceptvalveNo.6closed*ThrustbearingwearorlowbearingoiltripoperatedLowvacuumtripoperatedMoistureseparatortripoperatedTime*Thosedevicesthatwillautomaticallyactivatetheturbinesequenceofeventsmonitorhi-speeddrivewhenoperated.Pagellof40Rev.0 12PMP4021.TRP.001APPENDIXAUNITIIPENIDENTIFICATIONSStlusnumberEquipmentorDeviceBeingMonitored(0)1.2.3.4.5.6.7.8.9.10.11.12'.13.14.15.16.17.18..19.20.UnitdifferentialOveralldifferentialReactorbkrtrippedTR-AReactorbkrtrippedTR-BTurbinetripleftsystemLocVacuumtripoperatedCondenserAlowVacuumtripCondenserBlowVacuumtripCondenserClowVacuumtripSpareSpareLeftemergencyckttrippedRightemergencyckttrippedFhedpumpturbine"E"&"W"emergencytripTurbinetriprightsystemStopvalvesclosedReheatstopandinterceptvalvesclosedVibrationtripoperatedCont.fluidsafetycirc.trippedTimeRecorderPoints21-40StlusNumberEimentorDevice21.22.23.24.25.26.27.28.29.30.31.32.No.1stopvalveclosedNo.2stopvalveclosedNo.3stopvalveclosedNo.4stopvalveclosedNo.1reheatstopvalveclosedNo.4reheatstopvalveclosedNo.2reheatstopvalveclosedNo.5reheatstopvalveclosedNo.3reheatstopvalveclosedNo.6reheatstopvalveclosedNo.1interceptvalveclosedNo.4interceptvalveclosed*Thosedevicesthatwillautomaticallyactivatetheturbinesequenceofeventsmonitorhi-speeddrivewhenoperated.Page12of40Rev.0 12PMP4021.TRP.001APPENDIXAStlusNumberRecorderPoints21-40(cont.)EimentorDevice33.34.35.36.37.38.39.,40.No.2interceptvalveNo.5intercept'valveNo.3interceptvalveNo.6interceptvalveFeedpumpturbine"E"emergencytr3.pFeedpumpturbine"N"emergencytrap*'oistureseparatorHitripTimeclosedclosedclosedclosedlevel.,)*Thosedevicesthatwillautomaticallyactivatetheturbinesequenceofeventsmonitorhi-speeddrivewhenoperated.Page13of40Rev.0

12PMP4021.TRP.001APPENDIXASAMPLETEMSTRIPCHARTSPage14of40Rev.0

,;,0"'-:0C,'.-0*-,~~r0...C0,C'GA0"C'0C-0!Cg4AI'CC,sw"'fclIfag))Y)(gH~~oPae15of40Rev.0 0~p-0C'0'4AC"WCCIynCSA-0CCge.J,6.of40Rev.0 12PMP4021.TRP.001APPENDIXAIII.UNITIPS100AScBSPDSIGLOSTCUST.TRIPMATRIPBUSENERGIZERNOEHCDCINPUTPOWERBACKUPOVER-SPEEDTRIPPOWERLOADUNBALANCEFASTCLSTIV~S-22VDCLOSTOR+30VDCLOSTEHCFIRSTHITMONITORPANELAretheEmergencyTripPressureSwitcheswhichsignaltheelectricaltripsystemlogicthat,theEmergencyTripSystemhasdepressurized.Activatedbyconcurrentlossofprimaryandsecondaryspeedsignalswithturbinespeedgreaterthan200RPM.Customertripsarethefollowing:ThrustbearingwearSlowbearingoiltripSteamGeneratorHighLevelOveralldifferentialUnitdifferentialMSRhighlevelReactortrip(P-7)Turbinehighvibration(1rightplus1left)Solenoidtrip(ControlSwitch)LossofstatorcoolingLowcondensorvacuumEHChydraulicpressurelow:1100PSIG'EHCsystempressuretrip:800PSIGShaftpumpoilpressurelow>1300RPMSafetyinjectionIndicatesthataturbinetriphasoccured,'andthemastertripbus.hasbeenenergized.Alsoindicatestripissealedin.Lossof24VDC61800RPMor250VDCif<1800RPM.Verify"NoStationBattery"AnnunciatorinMiscellaneousTurbineTestCabinet.Activatedbyexcessiveturbinespeed.Initiatesrapidcontrolandinterceptvalveclosureon.greaterthan40%power/loadmismatch.Rapidclosureofinterceptvalvesdemandedbyturbinesupervisoryinstruments.DCsupplyforelectricalcontrollost.VerifyindicationonlambdapowersuppliestotheleftoftheFirstHitPanel.Page17of40Rev.0 12PMP4021.TRP.001APPENDIXAIV.HATHANAYOSCILLOGRAPHt...,.4Theunitoscillographhas32galvanometers.Eachgalvanometerwillrecordoneanalogchannelor,ifproperlymodified,4on-offfunctions.Eightgalvanometershavebeenconvertedtoon-offfunctionsandtheremaininggalvanometersarereservedforelectricalanalogquantities.Theunithasaprefaultrecordingfeaturewhereallinputquantitiesarecontinuouslyrecordedonamagneticdisc.Undernormalconditions,thedataareerasedandcurrentrecordingswrittenovertheoldspaceafterapproximately100milliseconds.Ifoneofaspecificsetofeventsoccurs,thedataarerecordedonultra-violetsensitivephotographicpapersuchthattheinformationrecordedpriortotheeventisrecordedfollowedbyadditionaldataresultingfromtheevent.Therecordingis.continuedforafixedtimeperiodfollowingtheeverrt.Recordingchartspeedmaybeselectedtobeeither12"or3"persecond,theusualpracticebeingtorecordtheinitialportionoftheeventatthehigherchartspeedfollowedbyadditionalrecordingat.theslowerchartspeed.Sixpointsareused,tomonitorthe,AandBtrainreactortripcircuitbreakerposit'ions,undervoltagetripinitiation,andsafetyinjectionactuation,2pointsmonitorthestartofonsitepowerdieselgenerators,1pointmonitorsthetripofthefeedwaterpumps,10pointsmonitorturbineinitiatedevents,7pointsmonitorgeneratorandexcitationevents,and4tracesare7usedforreferencestoassistinidentificationoftracePage18of40Rev.0 12PMP4021.TRP.001APPENDIXAj"~<<pA.locations.The.analogtracesrecordgeneratorphasecurrents,phaseandgroundvoltages,andfield'current.Thedisplayprovidedbythedevelopedphotographicpaperisareproductionoftheamplitudeandwaveshapesoftheanalogelectricalquantities.Theon-offeventsareindicatedbyacontinuousstraightlinetraceforanormalconditionortheabsenceofthetraceatthatlocationsignifyinganoffnormalevent.Thephotographicpaperisdevelopedbyexposuretoultra-violetlight(fluorescentlightsareadequatesources)andnowetchemicalprocessesarerequired.Asamplestripchartisincluded..attheendofthissection.Thetimedescriminationbetweeneventsduringhigher-chartspeedisbetterthan5millisecondsbetweeneventsandbetter\.than10millisecondsduringslowerchartspeed..gPage19of40Rev.0 DONALDC.COOKNUCLEARPLAVI'2Pt71P4021.TRP.001APPENDIXA1/84TRACENO.TRACEASSIGi%ENTUNITPlOSCILLOGRAPH24GeneratorCurrent51Sare7000/137,960A/in.GeneratorCurrentg37000/137,960A/in.45447SpareSpareSareGen.GroundinTrans.Voltae41.5/1220V/in.9t9~~.9.94.'AI-12I7'.13Gen.FieldCurrentZeroMirrorGen.FieldCurrent(Shunt-6000A/100M.V.)Gen.MeteringPot.VoltageSare3451PPot.TimingTrace160M.V./In.220/1'800/149,466A/in.227V/in.213V/in.14"915Spare(Current)Spare9~,1617~gare(CurrentOM4Traces:1-Reference;2-ReactorBreakerTripped'A',3-ReactorBreakerTripped'B';4-ReactorBreakerUnder-'On/Off-'8OM4Traces:1-SafetyInjection'A';2-SafetyInjection'B';3-DieselGen.'AB'Start;4-DieselGen.'CD'tart.On/Off19OM4Traces:1-Reference;2-FeedPP.Turb.'E89'W'rip;3-Spare;4-Spare.On/Off202~21OM4Traces:1-MainStopValvesClosed;2-MainTurb.Mech$rf;.3-Emerg.Gov.OverspeedTrip;4-Back-upOverspeedOM4Traces:1-Reference;2-FHCSystemTrip;3-ReactorBkr.UndervoltTrip'B';4-ThrustBearingTrip.On/OffOn/Off222OM4Traces:1-MoistureSeparatorHi.LevelTrip;2-VacuumTripOperating;3-MainTurb.HighVib.Trip;4-LubeOilPress.LowTrip.On/Off23OM4Traces:1-Reference;2-StatorOutletCoolingWaterTemp.High;3-StatorCoolTurb.Trip;4-StatorCoolGen.Tri9IOn/Off24OM4Traces:1-GeneratorMotoring;2-UnitHEAOperated;3-OverallHEAoperaced;4-Alterrex&ExcitationTrip~'n/OffOSCILLOGRAPHSTARTINGSENSORCALIBRATION1.-38Undervoltage---109.VACNote:Overcurrent-(NocUsed)2.-39Overvoltage---130VAC3'18Overvoltage---50VACRage.20of40"-Anyon/offoperationwillstartoscillograph'0Rev.0

,H~HH212PMP4021.TRP.001APPENDIXADONALDC.COOKNUCLEARPLANT1/84UNITNO.2OSCILLOGRAPHTRACENO.TRACEASSIGNMENTRATIOONGeneratorPotentialE51-2Volts220/1130V/in.Generator.PotentialE52-3Volts220/1128V/in.3~.GeneratorPotentialE53-1Volts220/1124V/in.4GeneratorCurrentIll7,000/136,119A/in.SpareGenerarNaV2'ViGeneratorCurrent1527,000/136,119A/in.GeneratorCurrent1537,000/143,914A/in.1011SpareSareSareSpare14765KVTimingTrace128V/in.151618192021'2OM4Traces:1-Reference;2-ReactorBreakerTripped"A";3-ReactorBreakerTrinpad,",B,",;4-ReactorBreakerUndervoltaeTri"A"OM4Traces:1-SafetyIn)ectionA;2-SafetyIn)ectionB;3-DieselGeneratorABStart;4-DieselGener-OM4Traces:1-Reference;2-FeedPumpTurbine"E"and"W"Trip;3-FeedPumpTurbine"E"and"W"TripEmerancv4-SareOM4Traces:(IVacgum3T@ipOparg[ed;L2pn)nItopTVglyevM4Traces:,1-Reference;2-ControlFluidSafetyCirc.Tripped;3-ReactorBreakerUndervoltagaTrip"B";4-ThrustBearingTripOM4Traces:1-MoistureSeparatorHi-LevelTrip;2-Air-Oil,H2Diff.Press.LowTrip;3-22ainTur-bineHighVib.Trip;4-LubeOilpress.LowTrip.OM4Traces:1-Reference;2-StatorOutletCoolingWaterTempHigh;3-StatorCoolingTurbineTrip;4-nraces:-enaratortorng;'niteaperate3-OverallHeaOperated:4-AltarrexandExcitationTripOn/OffOn/OffOn/OffOn/OffOn/OffOn/OffOn/OffOn/OffOSCILLOGRAPHSTARTING1.3Itj'UndarvoltageE51-2-102VAC2~E02-3-105VACE03-I-107VACSENSORCALIBRATION30OvervoltageE81-2-128VACE52-3-129VAC2'53-I-125VAC3.10Overvoltage52VAC4.Anyon/ooperatonwstartoscograph.Phoae21ofAA.Rev.0 12PMP4021.TRP.001APPENDIXASAMPLEOSCILLOGRAPHSTRIPCHARTPage22of40Rev.0

$I*Vt1al'~VVre+A 12PMP4021.TRP.001APPENDIXAV.P250SEQUENCEOFEVENTSRECORDINGPROGRAMTheSequenceofEventsRecordingprogramrecordsthesequenceofoperationofanumberofmonitoredcontactstoahightimeresolution.Whenoneofthemonitoredcontactschangesstate,aninterruptisinitiatedwhichcausestheP250toscaneachmonitoredcontactforanychangefromitspreviousstate.Theprogramstoressuchchangesandthecyclecountsincethefirstevent.Acycleisapproximately20millisecondsinlength.Duetoadeadtimeof2millisecondsintheinterruptprocess,anautomaticrebidoftheprogramisprogrammedforthecyclefollowingeachinterruptbid.Thisisdonetoavoidlossofcontactchangesduringthedeadtime.TheSequenceofEventsaRecordingprogramisterminatedwheneitherthecyclecountIIreaches'3600or25contactchangeshavebeenrecorded.Whentheprogramisterminated,anoutputroutineiscalled.AllcollecteddataarefirstmovedtotheoutputprogrambufferstofreetheSequenceof.EventsRecordingprogrambuffersforcontinuedmonitoring.Theoutputroutineprintsthetimeofthefirsteventinhours,minutes,andseconds.Followingthismessage,thealpha-numericaddress,a36charactercontactdescription,andcyclecountfromthefirsteventareprintedforeachcontactchange.Thefirsteventwillalwayshaveacyclecountofzero.Asampleoutputisincludedattheendofthissection.Page24of40Rev.0 OjF0403D,F0423DF0493DL0406DL0426DL0446DZ0466DL0483DN0005DN0010DN0024DN0029DN0036DP0407DP0427DP0447DP0467DP0483DP0488DP1003DT0498DT0499DV0324DY0004DY0005DY0006DY0007DY0026DY0027DY0320DY0321DY0322DY0323DY0324DY0335DY0335DY0337DY0390DY0391DY0392DY0393DY0394DY0400DY0401DY0420DY0421DY0440DY0441DY0460DY0461DY0480DY0920DY0921D12PMP4021.TRP.001APPENDIXADRESSESTPS129)ISEQUENCE'OFEVENTAD(ReferenceP250ManualRCZLOFABOVEP-8CAUSRERCLLOFABOVEP-7CAUSREFSTMLINEHIFSICAUSRESTMGENAZOZOZCAUSRESTMGENBLOLOLCAUSRESTMGENCZOZOLCAUSRESTMGENDLOLOLCAUSREPRESSURIZERHI1CAUSREPWRRNGCHANHIQCAUSREPWRRNGCHANZOQCAUSREINTERMRNGHIQCAUSREPWRRNGCHANHIQRATECAUSRESOURCERNGHIQCAUSERESTMLINEAHIDPSICAUSRESTMLINEBHIDPSICAUSRESTMLINECHIDPSICAUSRESTMLINEDHIDPSICAUSREPRESSURIZERHIPCAUSREPRESSURIZERLOPCAUSRECONTAINMHIPSICAUSRERCLOVERTEMPDICAUSRERCLOVERPWRDTCAUSRERCPBUSUNDERVOZTGP7CAUSEREREACMANUALTR1CAUSREREACMANUALTR2CAUSREREACMAINTR'KRAREACMAINTRBKRBREACAUXTRBKRAREACAUXTRBKRBRCPBUSUNDERFREQPARTRERCP,BUSUNDERFREQPARTRERCPBUSUNDERFREQPARTRERCPBUS,UNDERFREQPARTRERCPBUSUNDERFREQCAUSREUNITONLINETIEOCBA1BKRUNITONLINETIEOCBA2BKRUNITONLINETIEOCBBlBKRTBTRIPCAUSERE.TBSTOPVLVACIPARTRETBSTOPVLVBCIPARTRETBSTOPVLVCCIPARTRETBSTOPVLVDCIPARTRERCPABKROPCAUSRESTMGENAZOLS(FWFCAUSRERCPBBKROPCAUSRESTMGENBLOL&FWFCAUSRERCPCBKROPCAUSRESTMGENCLOLScFWFCAUSRERCPDBKROPCAUSRESTMGENDLOL6FWFCAUSREPRESUZERLOP&LSICAUSRESFTYINJSETi~AL1CAUSRESFTYINJSETMANUAL2CAUSREPage25of40Rev.0 12PMP4021.TRP.001APPENDIXASHE'LESEQUENCEOFEVENTSOUTPUTPage26of40Rev.0 j~0257ALARtlIIIT04iUA0257RETRHOR10430AAIRI'.LB0257kf1kttOR104boAAlRCLC0257RErRHORT0470AAIRCLO0257ALARtlLOT0400AAIRCLAOVEICTEIIPDTISPOVERTENPDT1SP159'OVLRILIIPDT1SP164.i.OVERTEIIPOl'SP160.3AlRCLAITAVG178DEGFDEGFOEGF5467L5520DEGF5Hi520DEGF0257SEGUEHCEOFEVENTSRECORD.D25/ALARtlLOT0420AY0390018TRIPCAUSEPE02bBRE1RHLO80340AAlUHI10258ALARtlHI10450AY00070REACtlAlN1RBKR8FIRSTEVENTArH2tl56S40AIRCLBiTAVGTRC0GEHEkA10kGROSSflit3.0AIRCLCOVERTEtlPDTi8P1R.C4b47L-2.0NMib25L55304Hi520DEGFDEGF02b8ALAT<ttLOTU44UAAlRCLCi1A02bBALARtlHIUU400CVRCLAOVERPWRSPDEVFRY0006DREACflAIH1RBtlkA1RC50258ALARMLOTU460AAIRCLD1TAVGH00290PIIRRHGCNAHNI0RATECAUSRfTRC2102b8ALAI(tttllU0448CVRCLCOVFRIWRSPDEVFR0258ALARtttIIU0468CVRCLDOVERPWRSPDEVFRY03'92018S1OPVLVBCLPARTkETRC285COPIPUTEDi046L55202H6052L55207'60H60COtIPUTEDi04COtIPUTEDi04~DEGFPCDEGFPCPC02bBALARMtllT04/OAAlRCLDOVERTEtIPDTiSP0258ALARtlLOP0142AAICHARGPtlPDISCHHDRPY0394D1BS1OPVLV0CLf'AkTRE1RC280258DELTAFLUXPROGRAflIHLOMPOllERCU'TOFFIIOOEY0393D18S1OPVLVCCI.PARTRE1RC30Y03910TBSTOPVLVACLPARrREibUi2i650Hi5D0L22000DEGFPSIG1RC226TRC257TRC266OVERPWRSPDEVFRCOPIPUTEDTRC271TkC272OVERTEtIPDTiSPTRC2781RC278I'RC3071R,C307Y0441DSiftGENCLOL6litfCAUSREL0426DSTIIGEH8LOLOLCAUSREf'0488Df'RESSURIZERLOPCAUSRE0259ALARtltlIUU428CVRCLBL04060STIIGEHALOLOLCAUSRE10466DS1tlGEHDLOLOLCAUSRE0259INCRHIT0470AAlICCLDL0446DSrtlGEHCLOLOLCAUSRET042IDSltlGLH8LOL6fMFCAUSkfY04010SlflGENALOL6FMFCAUSREYD461DS1tlGEk0LOL6fMfCAUSREo3oo2/18/1984DccOOKUklr2Y0461DSltlGEH0LOL6fMfCAUSkfY04610SlnGEHOt.oL6FNFCAUSREY0421DSltlGEH8LOL6FNfCAUSREY04010srttGEHALoL6FltFcAUsRf0300ALARttHI1'0430AAIRCLBY0461DSrftGEH0LOL6FMFCAUSRE'104410S1tlBENCLOL6fitFCAUSkEPo/IBBDPRESSURIZERLOPCAUSRE0301INCRHlT0430AAlRCLBY0336DUNITOHLIHETIEOCBA2BKR1033bDUNITOHLIHE'llfOCBA1BKR03olfuosfGUEHcEoFEVEHrsRfcORoNT1RC317~TRC323HT1kC660Hl'RC666OVERTEtlPDTiSPNrTRC679kl1RC746HTTRC1082OVERTEPIPDTiSPOPC1476OPC14760301SLOULNCLOFfVENTSkfcoko.flkSTEVEHTATN2IINS31Y03900TBrRIPCAUSERENTTRC0104410SiftGl.kCLOL6fMfCAUSRf1RC1811Y0441DSrftGEHCLOL6FlfFCAUSREHrTRC22500301LHDSLOUI.HCEOFEVEIITSkfcokD0303AHALOGTREHO-OE'Vlcf28'TOPPEOi060H60PCi506Hi500DEGFi520Ii520DEGFib22I'ib20DEGFPage27of40Rev.0 12PMP4021.TRP.001APPENDIXAjeVI.POSTTRIPREVIEWPROGRAM.ThePostTripReviewprogramperiodicallyrecordsanumberofpre-selectedinputs.Theseinputsarestoredonadiscinacircularbuffer,withnewersetsofdatareplacingtheoldersets.Whenatripoccurs,eitherautomatically(PostTrip)ormanually(TestTrip),thepretripdatabeingenteredintothecircularbufferarefrozenandthedataarethereafterstoredin(Og,gapost,tripbuffer.Whenthisbufferisfilled,bothsetsofdata(preandpost)areprintedoutonthetypewriter..Theparametersmonitoredareanaloginnature.Atthepresenttime,theyincludeselectedRPIindication(forunit2only),steamgeneratorfeedwaterflowandsteamflow,steamgeneratornarrowrangeandwiderangelevel,pressurizerlevel,pressure'izerlivelsetpoint,sourcerangedetectoroutput,intermediaterangedetectoroutput,powerrangedetectoroutput,firststageturbinepressure,steamgeneratorpressure,pressurizerpressure,containmentpressure,unitgrosselectricaloutput,Taverage,deltaTpower,overtemperaturedeltaTsetpoint,overpowerdeltaTsetpoint,widerangecoldlegtemperatures,pressurizersteamtemperatures,T-reference,auctioneereddeltaT,andauctioneeredTavg.Theseparametersremainasselectedbythecomputorvendor,WestinghouseElectricCorporation,exceptforcertainRPIindicationson.Unit2.TheRPIindicationsweresubstituted'orthefourchannelsoftotalpowerrangeNISpowerinordertoobtaindataontheanomalousresponseofRPIH-8upontrip.TheindividualpowerrangeupperPage28of40Rev.0 12PMP4021.TRP.001APPENDIXAandlowerdetectoroutputsremaininthePostTripReviewoutputforbothunitstomonitorNISpowerrangeindications.Eightoftheparametersinthepreviousparagrapharesampledat2'secondintervals6secondsbeforeandafterthetrip.ThesearetotalNISpowerrangepoweronunit1andRPIindicationsonunit2,turbinefirststagepressure,unitgrosselectricaloutput,andauctioneeredTaverage.Allparametersaresampledat8secondintervalsfor2minutesbeforeand3minutesafterthetrip.Thesesamplingtimesremainassetbythecomputorvendor.ThePostTripPrint.programfirstoutputsastartmessageontheappropriatetypewriter.Itthenoutputsalineofheadingsforthevalueswhichwillbeprintedincolumnarform.Theheadingsconsistofthesix-characternameofthepoint.'heIvaluesareprintedbelowtheirnamesstartingwiththeoldestsetofdataonthefirstline,thenextoldestonthenextlineandsoonuntilthemost,recentpre-tripdataareprinted.Includedineachrowofdataisacolumnindicatingthetime.Whenallthepre-tripdataforthissetofpointsareprinted,themessagePOSTTRIPDATA-TRIPTIMEKXXXisprinted.Allthepost-tripdataforthesepointsareprintedinthesameormat,'asdescribedabove.Afterallthepost-tripdataforthesepointsarefinished,theprogramstartsoverwithanotherset,ofdatainthesameformat:6characternames,pre-tripvalues,tripmessage,andIpost-tripvalues.Whenallthepointshavebeenprinted,theprogramoutputsafinishedmessage,unblocksthecollectionPage29of40Rev.0

12PNP4021.TRP.001',APPENDIXAprograms,andexits.Asampleoutputisincludedattheendofthissection.)4Page30of40Rev.0 (gC0010AC0027AC0029AC0075AF0403AF0404AF0405AF0406AF0423AF0424AF0425AF0426AF0443AF0444AF0445AF0446AF0463AF0464AF0465AF0466AL0400AL0401AZ0402AL0403AL0420AZ0421AL0422AL0423AL0440AL0441AZ0442AL0443AL0460AL0461AL0462AZ0463AL0480AZ0481AZ0482AL0483A'N0031AN0032AN0035AN0036AN0041AN0042AN0043AN0044AN0045AN0046AN0047AN0048A12PMP4021.TRP.001APPENDIXADRESSESN08(Unit2Only)P10(Unit2Only)H08(Unit2Only)(Unit2Only)POSTTRIPREVIEWADCont.RodBankBGroup1PosCont.RodBankDGroup2PosCont,.RodBankDGroup2PosSDRodBankDGroup1PosF10StmGenAFeedWtrin1FStmGenAFeedWtrin2FStmGenAStmOut1FStmGenAStmOut2FStmGen.BFeedWtrin1FStmGen-BFeedWtrin2FStmGenBStmOut1FStmGenBStmOut2FStmGenCFeedWtrin1FStmGenCFeedWtrin2FStmGenCStmOut1FStmGenCStmOut2FStmGenDFeedWtrin1FStmGenDFeedWtrin2FStmGenDStmOut1FStmGenDStmOut2FStmGenANarRng1LStmGenANarRng2ZStmGenANarRng3LStmGenAWideRngLStmGenBNarRng1LStmGenBNar.Rng2LStmGenBNarRng3LStmGenBRideRngLStmGenCNar.Rag.lLStmGenCNarRng2LStmGenCNarRng3LStmGenCWideRngLStmGenDNarRng1LStmGenDNargag2LStmGenDNarRng3LStmGenDWideRngLPressurizer1LPressurizer2LPressurizer3LPressurizerLvlControlS.P.SourceRngDetector1LogQSourceRngDetector2LogQSourceRngDetector1LogQIntermRngDetector2LogQPWRRng1TopDetectorQPWRRng1BottomDetectorQPWRRng2TopDetectorQPWRRng2BottomDetectorQPWRRng3TopDetectorQPWRRng3BottomDetectorQPWRRng4TopDetectorQPWRRng4BottomDetectorQPage31of40Rev.0 N0049ANOOSOAN0051AN0052A.P0398AP0399AP0400AP0401AP0402AP0420AP0421AP0422AP0440AP0441'AP0442AP0460AP0461AP0462AP0480AP0481AP0482AP0483AP1000AP1001AP1002AP1003AQ0340AT0400AT0403AT0406AT0407AT0410AT0420AT0423AT0426AT0427AT0430AT0440AT0443AT0446AT0447AT0450AT0460AT0463AT0466AT0467ARCLOverpwrDT1SPRCLAOvertemperaturehTRCLB1T-Avg.RCLB1DTRCLBColdTRCLBOverpwrDT1SPRCLBOvertempDT1SPRCLC1T-Avg.RCLC1DTRCLCColdTRCLCOverpwrDT1SPRCLCOvertempDT1SPRCLD1T-Avg.RCLD1DTRCLDColdTRCLDOverpwrDT1SPSetpoint12PMP4021.TRP.001APPENDIXAPOSTTRIPREVIEWADDRESSESPWRRngChannel1Q(Unzt1Only)PWRRngChannel2Q(Unit1Only)PWRRngChannel3Q(Unit1Only)PWRRngChannel4Q(Unit1Only)TbFirstStage1PTbFirstStage2PStmGenAStmOut1PStmGenAStmOut2PStmGenAStmOut,3PStmGenBStmOut1PStmGenBStmOut2PStmGenBStmOut.3PStmGenCStmOut1PStmGenCStmOut,2PStmGenCStmOut3PStmGenDStmOut1PStmGenDStmOut2PStmGenDStmOut3PPressurizer1PPressurizer2PPressurizer3PPressurizer4PContainment1PContainment2PContainment.3PContainment4'UnitGeneratorGrossRCLA1T-Avg.RCLA1DTRCLA1ColdTPressurizerStmTRCT-Ref.RCLAuct.DTT0481AT0496AT0497AT0470ARCLDOverpwrDT1SPT0499ARCIAuct.T-Avg.Page32of40Rev.0

~~+~r'~4'aCJ:"Q~>~ca~~<'~e)l}ig'wN~(y~+~j~+~w~~PrWaifbi'(~~~gdw~&a~kw(~k~dW{Q+',S~~<u~+r~g~V~i~fWSQ~I12PMP4021.TRP,.001APPENDIXASAMPLEPOSTTRIPREVIEWOUTPUT(+,Page33of40Rev.0

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'Ai1 12PMP4021.TRP.001APPENDIXBTRIPDESCRIPTIONPROTECTIONANDSAFEGUARDSSETPOINTSUNIT1SETPOINTSUNIT2SETPOINTS1)Hanual2)Pwr.RaneNeutronFluxa)I,owb)High3)Pwr.RaneFluxRatea)Positiveb)Negative4)IntermediateRaneNeutronFluxNeutronFlux6)OTAT7)OPbT8)LowPZR.PresslM10)HihPZRLvl.ll)LossofFlowActualN/A25'/109/5/In2sec5/In2sec25'X(CurrentE~uival.)(9.6x10-amps)9x104cpsAsPerTechSpecAsPerTechSpec1872psig2378psig91'/90/Tech.Spec.N/A=25/~<109$<5'/InR2sec$5/InR2sec<250/(CurrentEquival.)<105cpsR1865psig<2385psig<92/R90/ActualN/A25'/109/5/In2sec5/In2sec25'X(CurrentE~uival.)(8.1x10-amps)9x104cpsAsPerTechSpecAsPerTechSpec1966psig2378psig91$93%Tech.Spec.N/A$25/<109/$5/'In82sec<5/InR2sec<25/(CurrentEq'nival.)<105cpsR1950psig<2385psig$92/>90%Page1of2Rev.0 VA 12PMP4021.TRP.001APPENDIX8PROTECTIONANDSAFEGUARDSSETPOINTSTRIPDESCRIPTION12)S/GWtr.Ivl.Low-LowActual17/(N.R.)UNITISETPOINTSTech.Spec.~17/(N.Q.)Actual21/(N.R.)UNIT2SETPOINTSTech.Spec.>21/o(N.R.)13)Stm./FeedFlowHismatchW/I,owS/G'WtrIvl0.6x10spphCoincidentwith26/(N.R.)<0.71x10pphCoincidentwithR25$(N.R.)0.6x10pphCoincidentwith26/(N.R.)$1.47x10spphCoincidentwithR25/(N.R.)14)RCPUndervoltae15)RCPUnderfreuenc58.2HZR57.5HZ3150VoltsR2750Volts3150Volts58.2HZ>2905Volts>57.5HZ16)RCPBkr.Position1/4OpenBkrsAboveP-8NA2/4OpenBkrsBetweenP-76P-81/4OpenBkrs.AboveNAP-8,2/4OpenBkrs.betweenP-76P-817)TurbineTriaI.owSys.Press.b)StopVlv.Position18)SafetIn'ectiona)Hanualb)HighContainmentPressc)LowPZRPress.d)HighStm.LineDiff.Press.e)HighStm.LineFlowCoincidentwithLo-LoTavgorLowStm.LinePress.800psig1/openNA1.1psig1837psig100psid1.42x10spphfor0+20/Pwr.Rampedto3.88x10pphat100/541oF600psig>800psig>1/openNA<l.l.psig>1815psigQ,00psid<1.42'x10pphfor0+20/Pwr.Rampedto3.88x106pphat100/R541oF2600psig62psig1'j,openNA1.1psig1908psig100psidNANA600psigR58psig>1/openNA<1.1psig>1900psig<100psidNANAR600psigPage2of2Rev.0 tHFQPEAATI(QM6>¹~i' ATTACHMENTII 2.2EquipmentClassificationandVendorInterface(ProgramsforAllSafety-RelatedCoaponents)2.2.1EuimentClassification2.2.1.1CriteriaThecriteriaforclassifying-thecomponentsoftheD.C.CookPlantweredescribedinSection2.1,attachmenttoletterAEP:NRC:0830A,M.P.AlexichtoDarrelG.Eisenhut,dated'November4,1983.Thesecriteriawereusedtoclassifyallcoayonents,notjusttheReactorTripSystemcomponents.2.2.1.2InformationHandlingSystemPSafety-relatedcomponents(withknownexceptions)areenteredinacomputerizedlistknownastheN-List.Structuralitemsandpipingareenteredasasinglelineitem.Electricalitemssuchasrelays,switchespconduit,fittings,andtraysalsoarecoveredbysinglelineitems.SincetheN-Listisnotallinclusiveanddoesnotindividuallylistsuchitemsaspipespoolpi.eces,switchesandrelays,otherdocumentssuchasthePSAR,technicalspecifications,relatedcommunicationstotheNRC,flowdiagrams,electricalelementaryandone-linediagramsandpurchasespecificationsarealsoconsulted.Forexample,theboundariesofeachpipespecificationareshownontheflowdiagrams.ThecontroloftheN-List,includingupdatingandmaintenance,issetforthincorporatelevelgeneralprocedures.IfanyonewithinAEPSCortheplantisunsureoftheclassificationofacomponent,heisrequiredbyproceduretocheckwiththeresponsibleAEPSCcognizantengineer.Drawingsarecontrolledbygeneralproceduresanddesignproceduresofthecognizantengineeringgroups.TheD.C.CookPlantequipmentspecificationsarethedocumentswhichwereusedinspecifyingtheprocurement,fabrication,installationand(insomecases)repairofsystemsorequipment.Thespecificationswerepreparedduringtheconstructionphaseoftheplantandsupplementedasrequired.Controlofthespeci.fications,includingupdatingandmaintenanceissetforthincorporatelevelgeneralprocedures.IISincethisinformationsystemiscumbersometouse,weplantotransfertherequiredinformationtoanewcomputerizedcomponentclassificationrecord.Thiswillprovideforuniformidentificationanddescriptionofplantcomponentsinasingledocuaent.

Untilthenewinformationsystemisinplaceandoperational,wewillcontinuetoreviewandupdatetheexistingsystemasrequiredandconductrefreshertrainingforappropriateplantstaff.ThenewsystemisdescribedinSection2.2.1.6.2.2.1.3PlantUseUnderthepresentsystemofworkcontrol,ajoborderispreparedforallrepairandmodificationworkperformedattheplant.Duringthejoborderpreparationprocess,thesafetyclassificationoftheequipment,aswellasproceduresrequiredtoperformthework,areenteredonthejoborderform.Thesamereferencedocumentsareusedtoassurethatproperlycertifiedreplacementpartsareusedwhenrequired.Plantprocedurescontroltheorderingofreplacementparts.Followingcompletionofeveryrepairandmodification,thejobordersundergoareviewprocessbyexperiencedandknowledgeablesupervisorypersonnel.Thisreviewprocessprovidesverificationthattheinformationhandlingsystemisbeingusedonaroutinebasis.Particuiarattentionisgiventosafetyrelatedjoborderstoverifythatproperprocedureswereusedandthatproperlycertifiedreplacementpartswereinstalledwhererequired.2.2.1.4ManagementControlsTheactivitiesdescribedaboveforworkcontrolprocessareaddressedinvariousplantinstructionsandprocedures.TheQualityAssuranceDepartmentperformsauditsofactivitiescoveredbytheplantinstructionsandproceduresandnotifiesappropriateplantmanagementofanydeficienciesnoted.Thus,theauditprogramprovidesadditionalverificationoftheroutineutilizationoftheinformationhandlingsystern.2.2.1.5WearecurrentlyengagedinthecompletionofthequalificationofcomponentsofsafetyrelatedsystemslocatedinharshenviroauentsassociatedwithIEBulletin79%1B.Thisprogramincludesconsiderationofagingofthesedevices.Rule10CFR50.49requiresthatreplacementcomponentsforsafetyrelatedsystemsmeettheconditionsofIEEE323-1974whichincludesagingrequirements.SpecificcriteriaforexemptionsareprovidedbyRule10CFR50.49.

Ourcurrentspecificationsusedtoprocureneworreplacementcomponentsidentifynormalandaccidentserviceconditionsorreferenceapplicablecodes~Qualificationtestingandperformanceevaluationisrequiredforharshenvironmentsandtestreportsofthisqualificationtestingarerequiredtomeettheconditionsofthespecifications.Priortofuture-use-forprocurement,eachspecificationsubjecttotherequirementsof10CPR50.49willberevisedtoincludethe'requirements'hatthevendorestablishservicelifebytestorperformanceevaluation=andrequirethevendortosupplydocumentationinsupportoftheservicelifequalification.NewClassificationProgramWeplantoimplementanew.computerizedcomponentclassificationrecordwhichvilllistallplantcomponents,theirsafetyclassificationandtheirprocurementandQArequirements.Crossmeferencestodrawingsandrelevantplantandcorporateprocedureswillensurethatthesafetyroleofacomponentiskeptinfocuswheneveracomponentistakenoutofservice,bought,maintained,replacedorreturnedtoservice.Thejobcontrolclassificationwillrelyontherecord.Werecognizetheneedtoaddresstheissueof"importanttosafety"andtotieittospecificcomponentsandtheirapplications.ThissubjectisbeingactivelydebatedwithintheindustryandisthesubjectofMr.DarrelEisenhutsGenericLetter84&1datedJanuary5,1984.Atthepresenttime,however,thedefinitionofthescopeoftheterm"importanttosafety"hasnotbeenestablished;wedonothaveformalcriteriatoallowclassificationonacomponentbycomponentbasis.Weareplanningournewcomponentclassificationrecordtoaccommodatesuchclassifications.Asadditionalrequirementsaredevelopedforthe"importanttosafety"classifiedequipmentthesewillbereviewedand,ifappropriate,incorporatedintotheprogram.Wearestartingworkonournewdata>>baseprojectsWecurrentlyexpecttohavethenewsysteminplacebeforetheendof1986.

3.2POSTMAINTENANCETESTING(ALLOTHERSAFETY-REIATEDCOMPONENTS)3.2.1Wehavereviewedourplanttestingandmaintenanceprocedureswhichcoversafetyrelatedcomponentsandhavedeterminedthatpostmaintenancetestingisincluded.Weareconductingreviewstoverifythatthetestingspecifiedisadequatetodemonstratethattheequipmentiscapableofperformingitssafetyfunction.ThisreviewisexpectedtobecompletedbyMarch31,1985.Planttagoutproceduresrequirethatoperabilityisdemonstratedpriortoreturningthecomponentorsystemtoservice.Componentswithinthetagoutsboundaryarereviewedforoperabilityverification.Plantproceduresgoverningjobordersrequireadequatetestinguponcompletionofthejob.Thetestingperformedbythedepartmentcompletingtheworkhastobeenteredonthejoborder.Whenachangeismadetoaplantstructure,system,orcomponent,therequestforchange(RFC)packageisreviewedbythedesignchangecoordinator.RFCinstallationsarenormallyrequiredtobetestedtoverifyoperability.Ifsuchatestisnottobeperformed,theLeadEngineerhastodocumentthejustificationfortheexception.Operabilitytestingwhichiscomplexisperformedbyusinganapprovedprocedure.TheD.C.CookNuclearPlanttechnicalspecificationsarethestandardizedformat.However,theydonotspecificallyrequirethatpost~aintenancetestingbeconductedbeforereturningasystemorcomponenttoservice(i.e.,declaredoperable).Specifiedsurveillancetest(s)(operabilitydenenstration)arerequiredpriortoentryintoanoperationalmode.Inaddition,whentheplantisinaconditionthatrequiresentryintoa"TechnicalSpecificationActionStatement",therelevantplanttagout,joborderandchangecontrolproceduresareactivated.Thisensuresthattheoperabilityofallsafetyrelatedcomponentsisverifiedbeforetheyarereturnedtoservice.TheplantcanthenbeconsideredtobeoutoftheActionStatementcondition.3.2.2Wehavecanmencedareviewoftheplantmaintenanceprocedures.Thecheckforvendorandengineeringrecommendationstodeterminethatappropriatetestguidanceisincludedwillbeincludedinthereview.Inaddition,aseparatereviewisbeingmadeofthetechnicalbulletinsfortheWestinghousesuppliedNSSSsafetyrelatedequipmentasdefinedbytheWestinghousebulletin.Thissamereviewwillbemadeonothersafetymelateddevicebulletinsastheyare'eceived (includingpreviouslyissuedbulletins)undertheprogramdescribedbySection2.2.2.InconjunctionwithourVDCS,wewillgiveyouastatusreportontheresultsofourreviewbyDecember31,1985.

ATTAQRENTIII 2.2.2ThefollowingdescriptionexpandsourNovember4,1983letterAEP:NRC:0838,VendorDocumentControlSystemandprovidesanimplementstionscheduleGeneralZnordertoensurethatvendorinformationforsafetymelatedcomponentsiscomplete,current,andcontrolledthroughoutthelifeoftheD.C.CookNuclearPlant,a"VendorDocumentControlSystem"(VDCS)hasbeendevelopedandisintheinitialstagesofimplementation.TheVDCSiscomprisedofacorporatelevelgeneralprocedureandassociatedreviewdocumentationforms,andisdesignedtotrackVendorTechnicalDocuments(VTDs)fromtheirreceipttofinaldispositionandfiling,utilizingpositivefeedbackateachstagetoguaranteereceiptandon-schedulereview.ToassureimplementationofandadherencetotheVDCS,theAEPSCQualityAssurancesectionhas.beenassignedtheresponsibilityformonitoringandauditingthegeneralprocedure.VDCSOb'ectivesPriortothedetaileddevelopmentoftheVDCS,itwasessentialthatprogramobjectivesbewelldefined.Theresultingobjectiveswererealistic,achievable,andaddressedtheintentofGenericLetter83-28,Section2.2.2.Theseobjectivesandthemannerinwhichtheywereaddressedaredescribedasfollows:1.CentralizationofResponsibilityforVTDsBecausethevendorsusesuchdiversemethodsfortrananittingVTDstoAEP,theassigningtoonecentralgrouptheresponsibilityforreceiving,classifying,anddeterminingdistributionforallVTDswasaprimerequirement.TheNuclearOperationsSection(NOS)withintheAEPSCNuclearEngineeringDivisionhasbeenassignedthisresponsibility.AllVTDspertainingtoD.C.CookPlant,regardlessoftheirpointsofarrivalwithintheAEPSystem,willbeforwardedtotheNOSforinitialprocessing.2.TraceabilityofallVTDsTheabilitytotraceandlocateaVTD,notonlyduringtheinitialreviewprocessbutatanytimeduringthelifeoftheplant,willbeachievedthroughtheassignmentofuniqueprocessingandfilingnumbers.Uponreceipt,theNOSwillassigntoeachVTDauniqueprocessingnumber.Thisnumberwillberetainedfrominitialsortingthroughfinaldispositionandfiling.DuringthereviewoftheVTDbythecognizantdivisions,allVDCSformswillbeidentifiedwiththisuniqueprocessingnumber.Duringthereview,iftheVTD(s)isdeterminedtobe"applicable",itwillbeassignedauniquecontrolnumber.A"ControlledDocument"stampwillbeaffixedtotheVTD,andthecontrolnumberprintedthereon.Boththeprocessingnumberandthecontrolnumberalongwithallotherpertinentdata,willberecordedintheVDCS.Thissystem-(detailedlater)willenabletheVTDtobelocatedanditsstatusdetermined.

SystemtoRecordandTrackVTDDataBecauseofthelargenumberofVTDsbothexistingandprojectedtobereceivedinthefuture,acomputerizedtrackingsystemisunderdevelopment.ThissystemwillenableallVTDstobetrackedateachpointofthereviewprocessfrominitialreceiptthroughfinaldispositionandfiling.AlldatapertinenttotheVTDandthecomponenttowhichitisapplicablewillbeincluded.CompleteDocumentationforallVTDsThedocumentationrequiredforthereceipt,review,anddispositioningofeachVTDisprescribedbytheVDCScorporatelevelgeneralprocedure.Eachstepofthereview'processrequirestheuseofaformspecificallydevelopedforthatstep.Allformscontainaseparate"receipt/acknowledgement"sectionwhichaustbecompleted,signed,andreturnedtotheoriginator.TheVTD,alongwithalldispositionforms,willbemicrofilmedandfiledatthecompletionofthereviewprocess.TimelyReviewandDeterminationofRequiredActionsThetimeallottedtothecognizantdivisionsforreviewonaVTDisspecifiedbytheNOSonthetransmittalformattachedtotheVTD.AannthlyreviewofVDCSitemswillbeconductedbytheNOS.TheNOSwillinitiatean"overduenotice"toacognizantdivisionand/oradjustcompletiondateswhennecessary.AllVTDswillbeprocessedthroughtheVDCS.However,ifaVTDindicatesthatimmediateactionisrequired,andtheprocessingdelaythroughtheVDCScouldadverselyaffecteitherthehealthandwelfareofthegeneralpublicorCookPlantoperations,thegeneralprocedurepermitstherequiredactiontobetakenwithoutimmediateVDCSprocessingandreview.Aftertheactionsarecompleted,thegeneralprocedureprescribesthattheVTDnmstbeprocessedthroughtheVDCSinthenormalmanner~AbilitytoRetainandRetrieveallVTDsandAssociatedMaterialUponcompletion'ofthereviewprocess,theVTDandallassociateddocumentationwillbemicrofilmedforpermanentstorageandallpertinentinformationrecordedintheVDCStrackingsystem.WheneverinformationisrequiredconcerningaVTD,asearchofthecomputerizedtrackingsystemcanbemade.OncetheVTDislocated,itmaybeviewedonmicrofilmand/orreproducedasrequired.EnsureReceiptandCorrectProcessingofallVTDsToensurethatallVTDstransmittedtoAEPbyvendorsarereceived,theVDCScontainsprovisionsforaperiodiccontactwitheachsafetymelatedvendor.Overanygiventwelve(12)monthperiod,eachvendorwillbesentaformletter,includinga"receipt/acknowledgement"section,withanattachmentlistingthedocumentsreceivedfromthevendorduringtheprevioustwelve(12)aonthperiod.Ifthislistingiscorrect,the vendorwillberequestedtosignandreturnthedocument.Ifdocumentsaremissing,thevendorwillberequestedtosoinformAEPandprovidecopiesofallmissingdocuments.TheseVTDs,uponreceipt,willbeprocessedthroughtheVDCS.ProcessingofallVTDSincludesanevaluationof"applicability"toD;C;CookPlant."Applicable"VTDswillbeautomaticallyprocessedthroughtheVDCS.However,ifaVTDisclassifiedas"notapplicable"bythe'NOS,itwillbeautomaticallysenttoacognizantengineeringgroupforasecondevaluationofapplicability.Thisstepreducesthepossibilityofan"applicable"documentbeingmisclassifiedandnotbeingreviewedandcorrectlydispositioned.8.IncorporationofExistingVTDsintoSystemTheincorporationofexistingVTDsintothenewVDCSisunderway.Eachdocumentwillbereviewedandassignedauniqueprocessingnumber.EachVTDapplicabletoD.C.CookPlantwillbeclassifiedandstampedasa"ControlledDocument"andassignedacontrolnumber.AllpertinentdatawillberecordedintheVDCStrackingsystem.NUTACAEPactivelyparticipatedintheNuclearUtilityTaskActionCanmittee(NUZAC)onNRCGenericLetter83-28,Section2.2.2-VendorInterface.WhileAEPisingeneralagreementwiththeNUXACrecommendations(transmittedtotheNRCbyE.Griffing,NUZACChairman),wehavemodifiedtheprogramslightlytomeetourspecificrequirements.VDCSCurrentStatusandImlementationScheduleSubsequenttothereceiptofGenericLetter83-28,anintenseefforthasbeenunderwaywithinAEPtodevelopandimplementaprogramtoaddressthedocumentcontrolconcernscontainedtherein.AEPiscanmittedtothesuccessfulandon-scheduleimplementationoftheVDCS.Thefollowingscheduleiscontingentupontheobjectivepreviouslydefinedremainingunchangedthroughthetargetedcompletiondates.Additionalregulatoryrequirementsorunforeseeabledifficultiesarisingfromthefull-scaleimplementationoftheVDCSgeneralprocedurecouldcausedelays.Becausetheimplementationscheduleisheavilydependentupontheperformanceofthevendors,thefollowingaretargetsdatesratherthancommitment.dates.1.VDCSGeneralProcedureThecorporatelevelgeneralprocedureandassociateddocumentsdetailingthehandlingandreviewprocessforallVTDshasbeencompletedandforwardedtoAEPseniormanagementforreviewandapproval.Anticipatingapproval,implementationisproceedingandtheVDCSisexpectedtobeoperationalwiththecompletionofthecoayonentclassificationrecorddescribedunder2.2.1.6.

2.ReactorTripSystem(RTS)ComponentVendorsAllRTSvendorshavebeencontacted,andresponsesarebeingevaluatedfordeterminationofrequiredactions.Asthecompletionofthisactivityisalmosttotallydependentuponavendorresponseitisnotpossibletoprojectacompletiondate.However,thetimelinessofresponsesisbeingmonitored,andthosevendorswhoarelatearebeingrecontacted.3~Safety-RelatedCoaponentVendorsAEPisintheprocessofcontactingallsuppliersofsafety-relatedcomponentsandrequestingalistoftechnicaldocuments(VTDs)pertainingtoD.C.CookPlant.Becauseofthedepthoftheinformationwhichmustbegatheredandsuppliedtothevendorforeachcomponent,thiswillbealengthyundertaking.ItisanticipatedthatallsafetymelatedvendorswillbecontactedandnewdocumentsreviewedandincorporatedintotheVDCSbythetargeteddateofDecember31,1985.Astheresponsesarereceived,theyareevaluatedfordeterminationofrequiredactions.4.IncorporationofExistingVTDsintotheVDCSTheexistingsystemformonitoringandtrackingVTDsismuchlesssophisticatedandincorporatingtheseexistingVTDsintotheVDCSdescribedhereinrequiresacomprehensiveinventoryoftheCookPlantmasterfiles.ThiseffortisunderwayandisanticipatedtobecompletedbythetargeteddateofSeptember1984.TransferoftheseVTDsintotheVDCSwilltakeapproximatelynine(9)monthsbeyondthis.

ATTACHMENTIVIAmendmentstopages7,23,and24ofoursubmittalAEP:NRC:0838AdatedNovember4,1983 ThecomplementofprogramsfortheP250processcomputerincludestwoprogramswhicharerelevanttotheanalysisofreactortrips.ThesetwoprogramsarethePostTripReviewProgramandtheSequenceofEventsRecordingProgramTheSequenceofEventsRecordingProgramrecordsthesequenceofoperationofanumberofmonitoredcontactstoahightimeresolution.Whenoneofthemonitoredcontactschangesstate,aninterruptisinitiatedwhichcausestheP250toscaneachmonitoredcontactforanychangefromitspreviousstate.Theprogramstoressuchchangesandthecyclecountsincethefirstevent.Acycleisnominally20millisecondsinlength.Duetoadeadtimeof2millisecondsintheinterruptprocess,anautanaticrebidoftheprogramisprogrammedforthecyclefollowingeachinterruptbid.Thisisdonetoavoidlossofcontactchangesduringthedeadtime.TheSequenceofEventsRecordingProgramisterminatedwheneitherthecyclecountreaches3600or25contactchangeshavebeenrecorded.Whentheprogramisterminated,anoutputroutineiscalled.AllcollecteddataarefirstmovedtotheoutputprogrambufferstofreetheSequenceofEventsRecordingProgrambuffersforcontinuedmonitoring.Theoutputroutineprintsthetimeofthefirsteventinhours,minutes,andseconds.Followingthismessage,thealphanumericaddress,a36-charactercontactdescription,andcyclecountfromthefirsteventareprintedfor"eachcontactchange.Thefirsteventwillalwayshaveacyclecountofizero.TheP250addresslistindicatesthatthereisaninputtotheSequenceofEventsRecordingProgramforeachpotentialreactortrip.Inthecaseofreactorcoolantpumpunderfrequency,partialtripsarealsoincluded.Inaddition,thereactortripandreactortripbypasscircuitbreakers,maingeneratoroutputcircuitbreakers,andturbinestopvalvesaremonitored'hetimediscriminationbetweeneventsisonecycleornaninally20milliseconds.Theformatfordatadisplayisdiscussedaboveinthedescriptionoftheprogram.ThedataisoutputononeoftheP250typewriters.Theprinteroutputsheetsmayberetainedforfuturereference.TheprimarypowersourcefortheP250computerisaninvertersuppliedbytheABbatteryand600voltbusllB.Iftheinvertershouldfail,theP250computerwouldbeswitchedbyanautanaticbustransfertothecontrolroompowerdistributioncircuit,CRP-3,whichissuppliedfromtheplantlightingtransformer.Thepowersourceisbalanceofplant(nonclassIE).

4..5SstemFunctionalTesting4.5.1.STAandUVTATestinThereactortripbreakersarecurrentlytestedon-linebyoperationoftheundervoltagetripdevice~Thepresentarrangementoffourcircuitbreakers,twotripandtwobypass,permitson-linetestingofthebreakers.WecurrentlytesttheUVTApriortoeverystart-upandonceeverymonthduringunitoperation.Theshunttripisindependentlytestedpriortoeachstart-up.Nofailureshavebeenencountered.Oncethemodificationtoenableautomaticactuationoftheshunttripattachmentismade,wewilltestboththeUVTAandtheSTAwhiletheunitisinoperation.4.5.2.On-lineTestinSinceweperformon-linetesting,thissectiondoesnotapplytoourplant.4.5.3.FrequencofOn-lineTestinOurpositionisasfollows'.ThereactortripcircuitbreakersattheD.C.CockPlantareinstalledinacleananddrylocationandarenotsubjecttoanydeleteriousenvironmentalinfluences.Thepresentmaintenanceprogramrequiresthatthecircuitbreakersbeservicedateveryrefuelingoutage.Atthistimethemechanicalfeaturesofthecircuitbreakersareinspectedandadjustedasnecessarytomaintainthecriticalclearancesdeterminedbythemanufacturertobenecessaryforreliableoperation.Thecircuitbreakeranditscompartmentarecleanedandlubricationisappliedasrecommendedbythemanufacturer.Themaincontactresistanceisverifiedtobeacceptablebytest.Thecircuitbreakersaretheninstalledinthemetalcladenclosures.Priorto.returningthecircuitbreakertoservice,anelectricalfunctionaltestisperformedwhichteststheelectricalclosing,electricalshunttripandtheundervoltagetrip.IncompliancewiththeTechnicalSpecifications,theundervoltagetripofeachcircuitbreakerhasbeentestedonlineatmonthlyintervals.Therehavebeennofailuresofthereactortripcircuitbreakerstotripduringtestsorinactualoperation.Thishistoryofexcellentperformancehasbeenmaintainedforover9yearsforoneunitand6yearsfortheother.Thepresentsurveillanceandmaintenanceprogramhasbeenadequate,resultinginnofailures.Thepresentmaintenanceschedulepermitsinspectionsandadjustmentstothecircuitbreakersatintervalswhicharemorefrequentthannecessary,consideringthecleanenviroanentandlightelectricalservicerequiredofthecircuitbreakers.Thetestingatonemonthintervalshasprovidedthenecessaryexercisetoensurefreedomofmotionofthecircuitbreakersandits attachmentswhentheyarecalledontooperatet'operformtheirsafetyfunction.Assumingamaxiaamtestintervalofonehourforeachon-linesurveillancetestforeachcircuitbreaker,the1reactorprotectionsystemisdependentononesafetytrainfortrippingfortwohourseverymonth.Increasedon-linetestingfrequencywillresultingreatertimedependencyononetrainfortrippingwithoutincreasingtheassurancethatthereliabilityofthecircuitbreakershasbeenimproved.TheWestinghouseOwnersGroupiscarryingouttestsonthesebreakers.WeexpecttoreceivetheirresultsinFebruary1984.Ifthereareanychangeswefeelweneedtomakeasaresultofthetests,wewillcommunicatetoyoubyMarch30,1984.

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