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{{#Wiki_filter:'e5REGULATORYINFORMATIONDISTRIBUTIONSYSTEM(RIDS>DISTRIBUTIONFORINCOMINGMATERIAL50-410rREC:CASEEGNRCORG:RHODEGKNIAGARAMOHAWKPWRDOCDATE:04/18/78DATERCVD:"<)4/26/78,DOCTYPE:LETTERNOTARIZED:NOCOPIESRECEIVED
{{#Wiki_filter:'e5REGULATORY INFORMATION DISTRIBUTION SYSTEM(RIDS>DISTRIBUTION FORINCOMINGMATERIAL50-410rREC:CASEEGNRCORG:RHODEGKNIAGARAMOHAWKPWRDOCDATE:04/18/78DATERCVD:"<)4/26/78
,DOCTYPE:
LETTERNOTARIZED:
NOCOPIESRECEIVED


==SUBJECT:==
==SUBJECT:==
LTR1ENCL0RESPONSETOORALREQUESTSMADEBYNRC...FURNISHINGINFOCONCERNINGSUBJECTFACILITY'UNIT2)COOLINGTOWER.PLANTNAME:NINEMILEPOINT-UNIT2ENVIRONMENTALCOMMENTS(DISTRIBUTIONCODEC002>REVIEWERINITIAL:XJMDISTRIBUTORINITIAL:~DISTRIBUTIONOFTHISMATERIALISASFOLLOWS4++++<<+<<<+<+~<++FORACTION:FORINFO:FORINFO:INTERNAL:EXTERNAL:ASSTDIRMOORE++LTRONLY(i>PROJMGRNORRIS+4LTRONLY(i)VASSALLO+4LTRONLY(1)KANE++LTRONLY(EGFILE+%LTRONLY(i.~NHANAUER++LTRONLY(1)ERNST+%LTRONLY<i)YOUNGBLOOD>+LTRONLY(i>VOLLMER44LTRONLY<i)J.COLLINS++LTRONLY(i>LPDRSOSWEGO'Y++LTRONLY<i)NATLLABANL4+LTRONLY(6)NSIC++LTRONLY<1)TIC++LTRONLY(i>ACRSCATB4+LTRONLY<0)BRCHIEFREGAN>>LTRONLY(i>LICASSTDUNCAN+<LTRONLY<i)VARGA44LTRONLY<1)SERVICE4+LTRONLY(1)NRCPDR++LTRONLY(i>OELD+<LTRONLY<i)DENTON/MULLER++LTRONLY(1)BALLARD++LTRONLY<1)GAMMILL4+LTRONLY(2)BUNCH++LTRONLY<1)-KREGER++LTRONLY(i>DISTRIBUTION:LTR34ENCL0SIZE:3PCONTROLNBR:781160153 t"Il0Il(Pj(jiIghfhI~tIt4IIh,"~~I,h>>~,<<j'I~.phItI)'ll'*fIIt4~jgWwII'IP<<r(Wr~  
LTR1ENCL0RESPONSETOORALREQUESTSMADEBYNRC...FURNISHING INFOCONCERNING SUBJECTFACILITY' UNIT2)COOLINGTOWER.PLANTNAME:NINEMILEPOINT-UNIT2ENVIRONMENTAL COMMENTS(DISTRIBUTION CODEC002>REVIEWERINITIAL:XJMDISTRIBUTOR INITIAL:~DISTRIBUTION OFTHISMATERIALISASFOLLOWS4++++<<+<<<+<+~<++
(i\(jjj'<PP'IAGARAMOHAWKPOWERCORPORATIONNIAGARAl'OHAWK300ERIEBOULEVARD,WESTSYRACUSE,N.Y.13202April18,1978Mr.EdsonG.Case,ActingDirectorOfficeofNuclearReactorRegulationU.S,NuclearRegulatoryCommissionWashington,D.C.20555
FORACTION:FORINFO:FORINFO:INTERNAL:
EXTERNAL:
ASSTDIRMOORE++LTR ONLY(i>PROJMGRNORRIS+4LTR ONLY(i)VASSALLO+4LTR ONLY(1)KANE++LTR ONLY(EGFILE+%LTR ONLY(i.~NHANAUER++LTR ONLY(1)ERNST+%LTR ONLY<i)YOUNGBLOOD>+LTR ONLY(i>VOLLMER44LTR ONLY<i)J.COLLINS++LTR ONLY(i>LPDRSOSWEGO'Y++LTR ONLY<i)NATLLABANL4+LTRONLY(6)NSIC++LTRONLY<1)TIC++LTRONLY(i>ACRSCATB4+LTRONLY<0)BRCHIEFREGAN>>LTR ONLY(i>LICASSTDUNCAN+<LTR ONLY<i)VARGA44LTR ONLY<1)SERVICE4+LTR ONLY(1)NRCPDR++LTRONLY(i>OELD+<LTR ONLY<i)DENTON/MULLER++LTR ONLY(1)BALLARD++LTR ONLY<1)GAMMILL4+LTR ONLY(2)BUNCH++LTR ONLY<1)-KREGER++LTR ONLY(i>DISTRIBUTION:
LTR34ENCL0SIZE:3PCONTROLNBR:781160153 t"Il0Il(Pj(jiIghfhI~tIt4IIh,"~~I,h>>~,<<j'I~.phItI)'ll'*fIIt4~jgWwII'IP<<r(Wr~  
(i\(jjj'<PP'IAGARAMOHAWKPOWERCORPORATION NIAGARAl'OHAWK300ERIEBOULEVARD, WESTSYRACUSE, N.Y.13202April18,1978Mr.EdsonG.Case,ActingDirectorOfficeofNuclearReactorRegulation U.S,NuclearRegulatory Commission Washington, D.C.20555


==DearMr.Case:==
==DearMr.Case:==
1INineMilePointUnit2~DocketNo.50-410CP1ACaCAW~~C/7C)P7SITICOI'ha11ThefollowinginformationrespondstooralrequestsmadebyyourstaffregardingtheNineMilePointUnit2coolingtower.Section8.4.1.3.11oftheEnvironmentalReport-ConstructionPermitStageandFigure14ofthe"ReportonCirculatingWaterCoolingSystemEmployingaNaturalDraftCoolingTower,"July1976,donotagreewithrespecttothepredictedareaaffectedbyplantnoise.Thedatacontainedinthelatterreportaremorerecentandaccurate.Thesevaluesshouldbeusedforplantnoiseevaluation.Themajorreasonsforthedifferencesinthepredictionsareasfollows:1)TheEllisMethodusedtoevaluatenoisefortheEnvironmentalReportwasthebestmethodavailableatthattime.Thismethodwasdevelopedfoxsmallcoolingtowers.TheEllisMethodoverpredictsnoiseforlargecoolingtowers.ThepredictionsintheJuly1976report~13weremadeusinganewmethodbaseduponfieldmeasurementsofanumberoflargecoolingtowers.2)The1976noisecalculationsincludetheeffectofatmosphericadsorptionfortransformernoise.TheEnvironmentalReportpredictionsdidnotandarethereforelouder.78li60],g3QoSy,(0 pI Mr.EdsonCaseU.S.NuclearRegulatoryCommissionApril18,1978PageTwo=ThedischargehTcalculatedfromtheheatadditiontothelakevalue(0.-74x109Btu/hr)onPage6ofthe"ReportonCirculatingWaterCoolingSystemEmployingaNaturalDraftCoolingTower,,"July,1976,doesnotagreewiththevalueinResponse14ofourSeptember30,1977submittal.The19FhTindicatedinthislatterreportisthecorrect-valueandincorporatesspecificcoolingtowervendorpredictions.Thedischarge,hTof19Fisanannualaveragebasedon.adischargeflowof25,000gallonsperminute.Theearliercalculationswerenotbased,uponaspecifictowersincethevendorhadnotbeenselectedatthattime.Theworstcaselakesurfacetemperatureincreaseisabout2.7F.ThiscorrespondstoacombinedplantdischargehTof30.6Fandaflowof18,.020gallonsperminute.Thesecalculationsarebaseduponconservativeworstcaseconditionsof32Flake.temperatureandawetbulbairtemperatureof57Fat45percentrelativehumidity.AirtemperaturewasselectedfromRochesterweatherdatafortheperiod1933to1972,andlaketemperaturewasbasedupon1972weatherconditions.Verytrulyyours,NIAGARAMOHAWKPOWERCORPORATIONGeralK.Rhde,VicePresidentSystemProjectManagementNLR/szd  
1INineMilePointUnit2~DocketNo.50-410CP1ACaCAW~~C/7C)P7SITICOI'ha11Thefollowing information respondstooralrequestsmadebyyourstaffregarding theNineMilePointUnit2coolingtower.Section8.4.1.3.11 oftheEnvironmental Report-Construction PermitStageandFigure14ofthe"ReportonCirculating WaterCoolingSystemEmploying aNaturalDraftCoolingTower,"July1976,donotagreewithrespecttothepredicted areaaffectedbyplantnoise.Thedatacontained inthelatterreportaremorerecentandaccurate.
)P Mr.EdsonCaseU.S..NuclearRegulatoryCommissionApril18,1978PageThreeREFERENCES1R.M.Ellis,CoolinTowerNoiseGenerationandRadiationJournalof.SananVibration,Voume1,Pages17-12,1971.2Capano,G.A.;Bradley,W.E.,"RadiationofNoiseFromLargeNaturalDraftandMechanicalDraftCoolingTowers"ASMEPaperNo.74-WA-HT-55.3Capano,G.A.;Bradley,-W.E.,"NoisePredictingTechniquesforSitingLarge.MechanicalDraftCoolingTowers"presentedatthe38thAnnualMeetingofAmericanPowerConference,April,1976.
Thesevaluesshouldbeusedforplantnoiseevaluation.
Themajorreasonsforthedifferences inthepredictions areasfollows:1)TheEllisMethodusedtoevaluatenoisefortheEnvironmental Reportwasthebestmethodavailable atthattime.Thismethodwasdeveloped foxsmallcoolingtowers.TheEllisMethodoverpredicts noiseforlargecoolingtowers.Thepredictions intheJuly1976report~13 weremadeusinganewmethodbaseduponfieldmeasurements ofanumberoflargecoolingtowers.2)The1976noisecalculations includetheeffectofatmospheric adsorption fortransformer noise.TheEnvironmental Reportpredictions didnotandaretherefore louder.78li60],g3 QoSy,(0 pI Mr.EdsonCaseU.S.NuclearRegulatory Commission April18,1978PageTwo=Thedischarge hTcalculated fromtheheatadditiontothelakevalue(0.-74x109Btu/hr)onPage6ofthe"ReportonCirculating WaterCoolingSystemEmploying aNaturalDraftCoolingTower,,"July,1976,doesnotagreewiththevalueinResponse14ofourSeptember 30,1977submittal.
The19FhTindicated inthislatterreportisthecorrect-value andincorporates specificcoolingtowervendorpredictions.
Thedischarge,hT of19Fisanannualaveragebasedon.adischarge flowof25,000gallonsperminute.Theearliercalculations werenotbased,uponaspecifictowersincethevendorhadnotbeenselectedatthattime.Theworstcaselakesurfacetemperature increaseisabout2.7F.Thiscorresponds toacombinedplantdischarge hTof30.6Fandaflowof18,.020gallonsperminute.Thesecalculations arebaseduponconservative worstcaseconditions of32Flake.temperature andawetbulbairtemperature of57Fat45percentrelativehumidity.
Airtemperature wasselectedfromRochester weatherdatafortheperiod1933to1972,andlaketemperature wasbasedupon1972weatherconditions.
Verytrulyyours,NIAGARAMOHAWKPOWERCORPORATION GeralK.Rhde,VicePresident SystemProjectManagement NLR/szd  
)P Mr.EdsonCaseU.S..Nuclear Regulatory Commission April18,1978PageThreeREFERENCES 1R.M.Ellis,CoolinTowerNoiseGeneration andRadiation Journalof.SananVibration, Voume1,Pages17-12,1971.2Capano,G.A.;Bradley,W.E.,"Radiation ofNoiseFromLargeNaturalDraftandMechanical DraftCoolingTowers"ASMEPaperNo.74-WA-HT-55.
3Capano,G.A.;Bradley,-
W.E.,"NoisePredicting Techniques forSitingLarge.Mechanical DraftCoolingTowers"presented atthe38thAnnualMeetingofAmericanPowerConference, April,1976.
J~~
J~~
DIS-ocketfiLocalPDRSVarga~LP[1:HServiceLWR-4AttorneyOEL'D  
DIS-ocketfiLocalPDRSVarga~LP[1:HServiceLWR-4AttorneyOEL'D  
'I UNITEDSTATESNUCLEARREGULATORYCOMMISSIONWASHINGTON,D.C.20666DocketNo.50-410APR311978NiagaraMohawkPowerCorporationATTN:Mr.GeraldK.Rhode,VicePresidentSystemsProjectManagement300ErieBoulevardWestSyracuse,NewYork13202Gentlemen:
'I UNITEDSTATESNUCLEARREGULATORY COMMISSION WASHINGTON, D.C.20666DocketNo.50-410APR311978NiagaraMohawkPowerCorporation ATTN:Mr.GeraldK.Rhode,VicePresident SystemsProjectManagement 300ErieBoulevard WestSyracuse, NewYork13202Gentlemen:


==SUBJECT:==
==SUBJECT:==
REVISEDINTRUSIONDETIONSYSTEMSHANDBOOK-NineMilePoint2TransmittedunderseparatecoverisarevisionoftheIntrusionDetectionHandbook,SAND76-0554,whichmayhavebeensenttoyouin51ay1977.ThishandbookrevisionwaspreparedbytheFacilitiesProtectionDepartment,SandiaLaboratories,Albuquerque,NewMexicoundercontractwiththeDivisionofSafeguardsandSecurity,DepartmentofEnergy(DOE)andismadeavailableforyourinformationasareferencesourceforuse.inthedesign,installation,andoperationofintrusiondetectionsystems.Theattachedrevisionsupersedesthepreviousversion.Inaddition,wearealsoincludingtwootherreportsinthesameseries:"NuclearSafeguardsTechnologyHandbook"datedDecember1977,whichoutlinescurrentsafeguardstechnologydevelopmentprograms,and"EntryControlSystemHandbook"datedSeptember1977,whichdescribessystemsusedto'ontrolaccesstoandegressfromcontrolledareas.Thesedocumentsaremarked"OfficialUseOnly."Inreleasingthemtoyou,werequestthatdistributionofthedocumentsbecontrolledsothatsub-sequentrevisionsmaybesenttoallrecipients.FeedbackfromrecipientsofthesehandbooksshouldbeaddressedtoDr.SamuelC.T.McDowell,AssistantDirectorforResearchandDevelopment,OfficeofSafeguardsandSecurity,DepartmentofEnergy,Washington,D.C.20545.Sincerely,
REVISEDINTRUSION DETIONSYSTEMSHANDBOOK-NineMilePoint2Transmitted underseparatecoverisarevisionoftheIntrusion Detection
: Handbook, SAND76-0554,whichmayhavebeensenttoyouin51ay1977.ThishandbookrevisionwaspreparedbytheFacilities Protection Department, SandiaLaboratories, Albuquerque, NewMexicoundercontractwiththeDivisionofSafeguards andSecurity, Department ofEnergy(DOE)andismadeavailable foryourinformation asareference sourceforuse.inthedesign,installation, andoperation ofintrusion detection systems.Theattachedrevisionsupersedes thepreviousversion.Inaddition, wearealsoincluding twootherreportsinthesameseries:"NuclearSafeguards Technology Handbook" datedDecember1977,whichoutlinescurrentsafeguards technology development
: programs, and"EntryControlSystemHandbook" datedSeptember 1977,whichdescribes systemsusedto'ontrolaccesstoandegressfromcontrolled areas.Thesedocuments aremarked"Official UseOnly."Inreleasing themtoyou,werequestthatdistribution ofthedocuments becontrolled sothatsub-sequentrevisions maybesenttoallrecipients.
Feedbackfromrecipients ofthesehandbooks shouldbeaddressed toDr.SamuelC.T.McDowell, Assistant DirectorforResearchandDevelopment, OfficeofSafeguards andSecurity, Department ofEnergy,Washington, D.C.20545.Sincerely,


==Enclosures:==
==Enclosures:==
(3)Underseparatecove~D.B.Vassallo,AssistantDirectorforLightWaterReactorsDivisionofProjectManagementccw/oenclosures:Seenextpage


NiagarafdohawkPowerCorporationV'(ccs:ArvinE.Upton,Esq.LeBoeuf,Lamb,Leiby5MacRae,,1757NStreet,N.M.Mashi'ngton,O.C.20036AnthonyZ.Roisman,Esq.NaturalResourcesDefenseCouncil91715thStreet,N.M.Mashington,O.C.20005ter.RichardGoldsmithSyracuseUniversityCollegeofLawE.I.MhiteHallCampusSyracuse,NewYork13210.T.K.DeBoer,DirectorTechnologicalDevelopmentProgramsNewYorkStateEnergyOfficeSwanStreetBuildingCore1-2ndFloorEmpireStatePlazaAlbany,NewYork12223
(3)Underseparatecove~D.B.Vassallo, Assistant DirectorforLightWaterReactorsDivisionofProjectManagement ccw/oenclosures:
Seenextpage


Qj~(~IIlpIIVI;I'i~I<L~cclIPl~~~TICIIP.Rlleldin;II>/PBIIiirE.la-eI!~I'o;".II<.I)eYn~ii).>I).>/as~..iII~StolzV,.Voipl0.I)aI'rS.V(1vq<1I..C>n~I:riI).4s,I.cl!i'.lI.IlilIic~'-,I?.tlaI.l.'ski>>II.I)<>)Ip~~I).I'plIerProjprIRttnir>>y,l.lI>HYIt'OI1IL("3)RC~S(IC)L..1)rnllr.;rIff1CI'ai<i~i>>~l",:S.BulipocI,p;i  
NiagarafdohawkPowerCorporation V'(ccs:ArvinE.Upton,Esq.LeBoeuf,Lamb,Leiby5MacRae,,1757NStreet,N.M.Mashi'ngton, O.C.20036AnthonyZ.Roisman,Esq.NaturalResources DefenseCouncil91715thStreet,N.M.Mashington, O.C.20005ter.RichardGoldsmith SyracuseUniversityCollegeofLawE.I.MhiteHallCampusSyracuse, NewYork13210.T.K.DeBoer,DirectorTechnological Development ProgramsNewYorkStateEnergyOfficeSwanStreetBuildingCore1-2ndFloorEmpireStatePlazaAlbany,NewYork12223
 
Qj~(~IIlpIIVI;I'i~I<L~cclIPl~~~TICIIP.Rlleldin;I I>/PBIIiirE.la-eI!~I'o;".II<.I)eYn~ii).>
I).>/as~..iII~StolzV,.Voipl0.I)aI'rS.V(1vq<1I..C>n~I:riI).4s,I.cl!i'.lI.IlilIic~'-,I?.tlaI.l.'ski>>
II.I)<>)Ip~~I).I'plIerProjprIRttnir>>y, l.lI>HYIt'OI1IL("3)RC~S(IC)L..1)rnllr.;r Iff1CI'ai<i~i>>~l",:S.BulipocI,p;i  
/7  
/7  
~pRRf0y0.-rW~++*++UNITEDSTATESNUCLEARREGULATORYCOMMISSIONWASHINGTON,O.C.205SSAPR181978DocketNos:50-35850-38750-352/35350-36750-373/37450-388AO-41050-322'PPLICANTS:MembersofMarkIIOwner'sGroup
~pRRf0y0.-rW~++*++UNITEDSTATESNUCLEARREGULATORY COMMISSION WASHINGTON, O.C.205SSAPR181978DocketNos:50-35850-38750-352/353 50-36750-373/374 50-388AO-41050-322'PPLICANTS:
MembersofMarkIIOwner'sGroup


==SUBJECT:==
==SUBJECT:==
MEETINGWITHMARKIIOWNER'SGROUPANDGENERALELECTRICCOMPANYTODISCUSSTHEMARKIICONTAINHENTPOOLDYNAMICSLOADPROGRAM-APRIL6,1978-SANJOSE~kd:Thestaff'sHarkIIContainmentTaskGroup(TaskActionPlanNo.A-8)metinLivermore,CaliforniaandSanJose,CaliforniaonApril'thandApril6threspectivelytodiscusstheLivermoreFluidStructureInteractionProgramandSubmergedStructureDragLoadsProgramandtheOwner'sGroupMonticelloSRV,FluidStructureInteractionStudies,thestaff'sPoolTemperatureLimitsreview,the4TFluidStructuresInteractionStudiesandothermatter'srelatedtoHarkIIContainmentPool-'ynamics.ThesemeetingswillbereportedlaterwheninformationbecomesavailablefromtheTaskGroup.TheDPMHarkIIcoordinatorattendedtheSanJosemeetingonly.~Summar:4GeneralElectricmadeapresentation'ntheeffortunderwaytoshowthat4Timpulseloadsatthewallresultinresponsesthatwillbeboundedbythepreveouslydefinedboundingloads.GEwillinformallywriteupwhatitisdoinginthiseffortandprovidetheinformationtothestaff.AnothermeetingwillbeheldinBethesdainaboutthreeweekstopresenttheresults.GEmadeapresentationontheFSI-SRVworkusingtheMontecellobenchworkstudytoshowthatflexibilityinthepoolwalldoesnotintroducelackofconservatismincomparisonwiththeLivermorework.Thestaffreporteditspreliminaryconclusio8thatdataarenotadequatetosupportthepooltemperaturelimitof150Ffortheramshead.ApositionpaperonthismatterisbeingreviewedbymanagementwithintheNRC.  
MEETINGWITHMARKIIOWNER'SGROUPANDGENERALELECTRICCOMPANYTODISCUSSTHEMARKIICONTAINHENT POOLDYNAMICSLOADPROGRAM-APRIL6,1978-SANJOSE~kd:Thestaff'sHarkIIContainment TaskGroup(TaskActionPlanNo.A-8)metinLivermore, California andSanJose,California onApril'thandApril6threspectively todiscusstheLivermore FluidStructure Interaction ProgramandSubmerged Structure DragLoadsProgramandtheOwner'sGroupMonticello SRV,FluidStructure Interaction Studies,thestaff'sPoolTemperature Limitsreview,the4TFluidStructures Interaction Studiesandothermatter'srelatedtoHarkIIContainment Pool-'ynamics.
Thesemeetingswillbereportedlaterwheninformation becomesavailable fromtheTaskGroup.TheDPMHarkIIcoordinator attendedtheSanJosemeetingonly.~Summar:4GeneralElectricmadeapresentation'n theeffortunderwaytoshowthat4Timpulseloadsatthewallresultinresponses thatwillbeboundedbythepreveously definedboundingloads.GEwillinformally writeupwhatitisdoinginthiseffortandprovidetheinformation tothestaff.AnothermeetingwillbeheldinBethesdainaboutthreeweekstopresenttheresults.GEmadeapresentation ontheFSI-SRVworkusingtheMontecello benchworkstudytoshowthatflexibility inthepoolwalldoesnotintroduce lackofconservatism incomparison withtheLivermore work.Thestaffreporteditspreliminary conclusio8 thatdataarenotadequatetosupportthepooltemperature limitof150Ffortheramshead.
Apositionpaperonthismatterisbeingreviewedbymanagement withintheNRC.  


APR181978ThediscussiononimpactloadswasdeferreduntiltheendofAprilatwhichtimeGEwilladdressthisproblem.AllNarkIIownerswhooriginallyplannedtousetheramsheaddevicehavenotmadethedecisiontoswitchtoquencherdevices.TheCincinnatiGasandElectricCompany(Zimmer)hasdecidedtoswitch.Itintendstocontinueplantanalysesandmodificationonthebasisofitsowndefinitionof'ramsheadboundingloadsinanticipationthatthequencherwillprovideadditionalmargin.ThestaffcautionedCG8EthattheDFFRloadsarenotnecessarilyacceptabletothestaffandthattheburdenisontheapplicantto'establishthatquencherloadsarelessthanwhateverboundingloadsare'sedbytheapplic'ant.AtthistimetheHarkIIownersplantoaddressSRVsecondactuationproblemsonanindividualplantbasis.I.Peltier,ProjectManagerLightWaterReactorsBranchNo.1,DivisionofProjectManagementcc:SeeFollowingPages 0
APR181978Thediscussion onimpactloadswasdeferreduntiltheendofAprilatwhichtimeGEwilladdressthisproblem.AllNarkIIownerswhooriginally plannedtousetheramsheaddevicehavenotmadethedecisiontoswitchtoquencherdevices.TheCincinnati GasandElectricCompany(Zimmer)hasdecidedtoswitch.Itintendstocontinueplantanalysesandmodification onthebasisofitsowndefinition of'ramshead boundingloadsinanticipation thatthequencherwillprovideadditional margin.Thestaffcautioned CG8EthattheDFFRloadsarenotnecessarily acceptable tothestaffandthattheburdenisontheapplicant to'establish thatquencherloadsarelessthanwhateverboundingloadsare'sedbytheapplic'ant.
NiagraMohawkPowerCorporationATTN:Mr.JeraldK.RhodeVicePresidentEngineering300ErieBoulavardWestSyracuseNewYork13202EugeneB.Thomas,Jr.LeBoeuf,Lamb,Leiby&MacRae1757NStreet,N.W.Washington,D.C.20036AnthonyZ.Roisman,Esq.Roisman,Kessler&Cashdan102515thStreet,N.W.Washington,D.C.20036Mr.RichardGoldsmithSyra'cuseUniversityCollegeofLawE.I.WhiteHallCampusSyracuse,NeviYork13210T.K.DeBoer,DirectorTechnologicalDevelopmentProgramsNewYorkStateEnergyOfficeSwanStreetBuildingCore1-2ndFloorEtapireStatePlaza,Albany,NewYork12223APR181978-1 WashingtonPublicPowerSupplySystemATTN:Mr.Kneil0.StrandManagingDirector3000GeorgeWashingtonWayRichlandWashington99352JosephB.Knotts,Jr.,Esq.Debevoise5Liberman700ShorehamBuilding806FifteenthStreet,N.W.Washington,D.C.20005Richardg.guigley,Esq.WashingtonPublicPowerSupplySystemP.0.Box968Richland,Washington99352PAP.R781978 0
AtthistimetheHarkIIownersplantoaddressSRVsecondactuation problemsonanindividual plantbasis.I.Peltier,ProjectManagerLightWaterReactorsBranchNo.1,DivisionofProjectManagement cc:SeeFollowing Pages 0
PennsylvaniaPowerandLightCompanyATTN:Mr.NormanW.CurtisVicePresident,-EngineeringandConstruction2NorthNinthStreetAllentown,Pennsylvania18101Mr.EarleM,MeadProjectManagerPennsylvaniaPower&LightCompany2NorthNinthStreetAllentown,Pennsylvania18101GeraldCharnoff,Esq.Shaw,Pi.ttman,Potts,Trowbridge&Madden1800MStreet,N,W.'ashington,D.C.20036Mr.WilliamE.BarberichLicensingEngineerPennsylvaniaPower&LightCompany2NorthNinthStreetAllentown,Pennsylvania18101Mr.RobertJ.Shovlin,ProjectManagerSusquehannaPennsylvaniaPower&LightCompany2NorthNinthStreetAllentown,Pennsylvania18101HubertBarnes,Esq.PennsylvaniaPower&LightCompany901HamiltonStreetAllentown,Pennsylvania18101EdwardM.Nagel,EsquireGenera'ICounselandSecretaryPennsylvaniaPov(er'&LightCompany'NorthNinthStreetAllentown,Pennsylvania18101APR>81978  
NiagraMohawkPowerCorporation ATTN:Mr.JeraldK.RhodeVicePresident Engineering 300ErieBoulavard WestSyracuseNewYork13202EugeneB.Thomas,Jr.LeBoeuf,Lamb,Leiby&MacRae1757NStreet,N.W.Washington, D.C.20036AnthonyZ.Roisman,Esq.Roisman,Kessler&Cashdan102515thStreet,N.W.Washington, D.C.20036Mr.RichardGoldsmith Syra'cuse University CollegeofLawE.I.WhiteHallCampusSyracuse, NeviYork13210T.K.DeBoer,DirectorTechnological Development ProgramsNewYorkStateEnergyOfficeSwanStreetBuildingCore1-2ndFloorEtapireStatePlaza,Albany,NewYork12223APR181978-1 Washington PublicPowerSupplySystemATTN:Mr.Kneil0.StrandManagingDirector3000GeorgeWashington WayRichlandWashington 99352JosephB.Knotts,Jr.,Esq.Debevoise 5Liberman700ShorehamBuilding806Fifteenth Street,N.W.Washington, D.C.20005Richardg.guigley,Esq.Washington PublicPowerSupplySystemP.0.Box968Richland, Washington 99352PAP.R781978 0
Pennsylvania PowerandLightCompanyATTN:Mr.NormanW.CurtisVicePresident,-
Engineering andConstruction 2NorthNinthStreetAllentown, Pennsylvania 18101Mr.EarleM,MeadProjectManagerPennsylvania Power&LightCompany2NorthNinthStreetAllentown, Pennsylvania 18101GeraldCharnoff, Esq.Shaw,Pi.ttman, Potts,Trowbridge
&Madden1800MStreet,N,W.'ashington, D.C.20036Mr.WilliamE.Barberich Licensing EngineerPennsylvania Power&LightCompany2NorthNinthStreetAllentown, Pennsylvania 18101Mr.RobertJ.Shovlin,ProjectManagerSusquehanna Pennsylvania Power&LightCompany2NorthNinthStreetAllentown, Pennsylvania 18101HubertBarnes,Esq.Pennsylvania Power&LightCompany901HamiltonStreetAllentown, Pennsylvania 18101EdwardM.Nagel,EsquireGenera'ICounselandSecretary Pennsylvania Pov(er'&LightCompany'NorthNinthStreetAllentown, Pennsylvania 18101APR>81978  


CommonwealthEdisonCompanyATTN:Nr.ByronLee,Jr.VicePresidentP.0.Box767Chicago,Illinois60690RichardE.Powell,Esq.Isham,Lincoln&BealeOneFirstNationalPlaza2400Chicago,Illinois60670APR181978  
Commonwealth EdisonCompanyATTN:Nr.ByronLee,Jr.VicePresident P.0.Box767Chicago,Illinois60690RichardE.Powell,Esq.Isham,Lincoln&BealeOneFirstNationalPlaza2400Chicago,Illinois60670APR181978  


NorthernIndianaPub1icServiceCompanyATTN:Mr.H.P.Lyle,VicePresidentElectricProduction8Engineering5265HolmanAve.Hammond,Indiana46325MeredithHemphill,Jr.Esq.AssistantGeneralCounselBethlehemSteelCorporationMartinTowerBethlehem,Pennsylvania18016WilliamH.Eichhorn,Esq.Eichhorn,Morrow8Eichhorn5243HohmanAvenueHammond,Indiana46320EdwardW.Osann,Jr.,Esq.Wolfe,Hubbard,Leydid,Voit8Osann,Ltd.Suite4600OneIBMPlazaChicago,Illinois60611MarvinN.Berm,Esq.SpecialAssistantAttorneyGeneral134NorthLaSalleStreetSuite2222Chicago,Illinois60602RobertJ.Vol)en,Esq.109North
NorthernIndianaPub1icServiceCompanyATTN:Mr.H.P.Lyle,VicePresident ElectricProduction 8Engineering 5265HolmanAve.Hammond,Indiana46325MeredithHemphill, Jr.Esq.Assistant GeneralCounselBethlehem SteelCorporation MartinTowerBethlehem, Pennsylvania 18016WilliamH.Eichhorn, Esq.Eichhorn, Morrow8Eichhorn5243HohmanAvenueHammond,Indiana46320EdwardW.Osann,Jr.,Esq.Wolfe,Hubbard,Leydid,Voit8Osann,Ltd.Suite4600OneIBMPlazaChicago,Illinois60611MarvinN.Berm,Esq.SpecialAssistant AttorneyGeneral134NorthLaSalleStreetSuite2222Chicago,Illinois60602RobertJ.Vol)en,Esq.109North


==DearbornStreetChicago,==
==DearbornStreetChicago,==
Illinois60602APR781978  
Illinois60602APR781978  
~e TheCincinnatiGas5ElectricCompanyATTN:Mr.EarlA.BorgmannVicePresident-EngineeringP.0.Box960Cincinnati,Ohio45201Mr.WilliamJ.MoranGeneralCounselTheCincinnatiGas8ElectricCo.P.0.Box960Cincinnati,Ohio45201Hr.WilliamG.Porter,'Jr.Porter,Stanley,Arthur,8Platt37WestBroadStreetColumbus,Ohio43215Mr.RobertKillen,ChairmanoftheBoard8ChiefExecutiveOfficerTheDaytonPower5LightCompanyP.0.Box1034Dayton,Ohio45401Mr.J.RobertNewlin,CounselTheDaytonPower8LightCompanyP.0.Box1034Dayton,Ohio45401Mr.StephenSchumacherHianiValleyPower'rojectP.0,Box252Dayton,Ohio45401DavidB.Fankhauser,PhD3569NineMileRoadCincinnati,Ohio45230ThomasA.Luebbers,Esq.CincinnatiCitySolicitorRoom214-CityHallCincinnati,Ohio45202TroyB.Conner,Esq.Conner,Moore8Cober1747PennsylvaniaAve.N.W.Washington,D.C.20006Hs.AugustaPrice601StanleyAvenueCincinnati,Ohio45226Mr.JamesD.FlynnManager,Licensing8Environmental.AffaiisTheCincinnatiGas8Electri.cCompanyP.0.Box960Cincinnati,Ohio45201Hr.J.P.FenstermakerSeniorVicePresident-OperationsColumbus&SouthernOhioElectricCo.215NorthFr.itStreetColumbus,Ohio43215  
~e TheCincinnati Gas5ElectricCompanyATTN:Mr.EarlA.BorgmannVicePresident
-Engineering P.0.Box960Cincinnati, Ohio45201Mr.WilliamJ.MoranGeneralCounselTheCincinnati Gas8ElectricCo.P.0.Box960Cincinnati, Ohio45201Hr.WilliamG.Porter,'Jr.Porter,Stanley,Arthur,8Platt37WestBroadStreetColumbus, Ohio43215Mr.RobertKillen,ChairmanoftheBoard8ChiefExecutive OfficerTheDaytonPower5LightCompanyP.0.Box1034Dayton,Ohio45401Mr.J.RobertNewlin,CounselTheDaytonPower8LightCompanyP.0.Box1034Dayton,Ohio45401Mr.StephenSchumacher HianiValleyPower'roject P.0,Box252Dayton,Ohio45401DavidB.Fankhauser, PhD3569NineMileRoadCincinnati, Ohio45230ThomasA.Luebbers, Esq.Cincinnati CitySolicitor Room214-CityHallCincinnati, Ohio45202TroyB.Conner,Esq.Conner,Moore8Cober1747Pennsylvania Ave.N.W.Washington, D.C.20006Hs.AugustaPrice601StanleyAvenueCincinnati, Ohio45226Mr.JamesD.FlynnManager,Licensing 8Environmental.
AffaiisTheCincinnati Gas8Electri.c CompanyP.0.Box960Cincinnati, Ohio45201Hr.J.P.Fenstermaker SeniorVicePresident
-Operations Columbus&SouthernOhioElectricCo.215NorthFr.itStreetColumbus, Ohio43215  


'I~)'VAPR18]97)PhiladelphiElectricCompanyATTN:Mr.EdwardG.Bauer,Jr.VicePresidentandGeneralCounsel2301MarketStreetPhiladelphia,Pensylvania.19101TroyB.Conner,Jr.Ewq.Conner,Moore5Corber1747PennsylvaniaAvenue,N.W;Washington,D.C.20006W.WilliamAnderson,Esq.DeputyAttorneyGeneral*Room512,MainCapitolBuildingHarrisburg,Pennsylvania17120FrankR.Clokey,Esq.SpecialAssistantAttorneyGeneralRoom218,TowneHouseApartmentsP.0.Box2063Harrisburg,Pensylvania17105HonorableLawrenceCoughlinHouseofRepresentativesCongressoftheUnitedStatesWashington,D.C.20515RogerB.Reynolds,Jr.,Esq.324SwedeStreetNorristown,Pennsylvania19401WillardC.Hetzel,Esq.312mainStreetEastGreenville,Pennsylvania18041LawrenceSager,Esq.Sager&SagerAssociates45HighStreetPottstown,Pennsylvania19464JosephA.SmythAssistantCountySolicitorCountyofMontgomeryCourthouseNorristown,Pennsylvania19404EugeneJ.BradleyPhiladelphiaElectricCompanyAssociateGeneralCounsel2301MarketStreetPhilad'elphia,Pennsylvania19101 T~~
'I~)'VAPR18]97)Philadelphi ElectricCompanyATTN:Mr.EdwardG.Bauer,Jr.VicePresident andGeneralCounsel2301MarketStreetPhiladelphia, Pensylvania
LongIslandLightingCompanyATTN:Mr.AndrewW:WoffordVicePresident175EastOldCountryRoadHicksville,NewYork11801EdwardM.Barrett,Esq.GeneralCounselLongIslandLightingCompany250OldCountryRoadMineola,NewYork11501EdwardJ.Walsh.Esq.GeneralAttorneyLongIslandLightingCompany250OldCountryRoadMineola,NewYork11501Mr.ThomasBurkeProjectManagerShorehamNuclearPowerStationP.0.Box618WadingRiver,NewYork11792Director,TechnicalDevelopmentProgramsStateofNewYorkEnergyOfficeAgencyBuilding2EmpireStatePlazqAlbany,NewYork12223HawardL.BlauBlauandCohn,P.C.380NorthBroadwayjericho,NewYork11753IrvingLike,,Esq.Reilly,LikeandSchnieder200WestMainStreetBabylon,NewYork11702MUBTechnicalAssociates366CaliforniaAvenueSuite6PaloAlto,California94306APR181978
.19101TroyB.Conner,Jr.Ewq.Conner,Moore5Corber1747Pennsylvania Avenue,N.W;Washington, D.C.20006W.WilliamAnderson, Esq.DeputyAttorneyGeneral*Room512,MainCapitolBuildingHarrisburg, Pennsylvania 17120FrankR.Clokey,Esq.SpecialAssistant AttorneyGeneralRoom218,TowneHouseApartments P.0.Box2063Harrisburg, Pensylvania 17105Honorable LawrenceCoughlinHouseofRepresentatives CongressoftheUnitedStatesWashington, D.C.20515RogerB.Reynolds, Jr.,Esq.324SwedeStreetNorristown, Pennsylvania 19401WillardC.Hetzel,Esq.312mainStreetEastGreenville, Pennsylvania 18041LawrenceSager,Esq.Sager&SagerAssociates 45HighStreetPottstown, Pennsylvania 19464JosephA.SmythAssistant CountySolicitor CountyofMontgomery Courthouse Norristown, Pennsylvania 19404EugeneJ.BradleyPhiladelphia ElectricCompanyAssociate GeneralCounsel2301MarketStreetPhilad'elphia, Pennsylvania 19101 T~~
LongIslandLightingCompanyATTN:Mr.AndrewW:WoffordVicePresident 175EastOldCountryRoadHicksville, NewYork11801EdwardM.Barrett,Esq.GeneralCounselLongIslandLightingCompany250OldCountryRoadMineola,NewYork11501EdwardJ.Walsh.Esq.GeneralAttorneyLongIslandLightingCompany250OldCountryRoadMineola,NewYork11501Mr.ThomasBurkeProjectManagerShorehamNuclearPowerStationP.0.Box618WadingRiver,NewYork11792Director, Technical Development ProgramsStateofNewYorkEnergyOfficeAgencyBuilding2EmpireStatePlazqAlbany,NewYork12223HawardL.BlauBlauandCohn,P.C.380NorthBroadwayjericho,NewYork11753IrvingLike,,Esq.
Reilly,LikeandSchnieder 200WestMainStreetBabylon,NewYork11702MUBTechnical Associates 366California AvenueSuite6PaloAlto,California 94306APR181978


F~JRRSGIJ('fp+0Cy~O++*+4'ocketNo.50-410tUNITEDSTATESNUCLEARREGULATORYCOMMISSIONREGIONI631PARKAVENUEKINGOFPRUSSIA,PENNSYLVANIA19406April14,1978NiagaraMohawkPowerCorporationATTN:Mr.G.K.RhodeVicePresidentSystemProjectManagement300ErieBoulevard,WestSyracuse,NY13202Gentlemen:EnclosedisIEBulletinNo.78-05whichrequiresactionbyyouwithregardtoyourpowerreactorfacility(ies)havinganoperatinglicenseoraconstructionpermit.ShouldyouhavequestionsregardingthisBulletinortheactionsrequired,pleasecontactthisoffice.Sincerely,BoyceH.GrierDirector
F~JRRSGIJ('fp+0Cy~O++*+4'ocket No.50-410tUNITEDSTATESNUCLEARREGULATORY COMMISSION REGIONI631PARKAVENUEKINGOFPRUSSIA,PENNSYLVANIA 19406April14,1978NiagaraMohawkPowerCorporation ATTN:Mr.G.K.RhodeVicePresident SystemProjectManagement 300ErieBoulevard, WestSyracuse, NY13202Gentlemen:
EnclosedisIEBulletinNo.78-05whichrequiresactionbyyouwithregardtoyourpowerreactorfacility(ies) havinganoperating licenseoraconstruction permit.Shouldyouhavequestions regarding thisBulletinortheactionsrequired, pleasecontactthisoffice.Sincerely, BoyceH.GrierDirector


==Enclosures:==
==Enclosures:==
l.IEBulletinNo.78-052.ListofIEBulletins,Issuedin1978ccw/encls:EugeneB.Thomas,Jr.,Esquire 1M-h UNITEDSTATESNUCLEARREGULATORYCOMMISSIONOFFICEOFINSPECTIONANDENFORCEMENTWASHINGTON,D.C.20555IEBulletinNo.78-05Date:April14,1978Page1of2MALFUNCTIONINGOFCIRCUITBREAKERAUXILIARYCONTACTMECHANISM-GENERALELECTRICMODELCR105XDescriptionofCircumstances:TheSacramentoMunicipalUtilityDistrictrecentlyreportedaproblemencounteredwiththeoperationoftheGEModelCR105Xauxiliarycontactmechanisminstalledina480voltcircuitbreaker.Investigationintothecausefortheinabilitytoshutdownaboostersupplyfan(SF-A-7)inthecontrolroomemergencyairconditioningsystemrevealedthatanauxiliarycontact(GEModelCR105X)hadfailedintheclosedposition,preventingthefan'spowersupplycircuitbreakerfromopening.Thespecificcauseforfailurewasbindingoftheplungerarmduetoburrsandnicksonitssurface.Aninvestigationwasconductedbythelicenseetodeterminetheextentofusageofthistypeauxiliarycontactinothercircuitsthroughoutthereactorpowerplant.Approximatelyfifty(50)positionsinthenuclearservicemotorcontrolcenterswereidentifiedashavingasimilartypeauxiliarycontactmechanism.Itwasalsodeterminedthatmanyoftheaffectedsystemswhichrequirecontactoperationsimilartothatdescribedabove,eitherpermitorprovideasafetyfeaturefunctionduringemer-gencyconditions.Anexampleofthistypeapplicationisauxiliary,contactsthatmustopentopermitclosingofcertainsafetyrelatedvalvesfrom480voltmotorcontrolcenters.TheattachedGEServiceAdviceLetterandassociatedinstruction/drawingsheetweresenttoallnuclearpowerreactorfacilitiesbyGEFieldServiceOffices.Theletter,togetherwiththeinstruction/drawingsheetidentifiestheproblemandprovidestherecommendedcorrectiveaction.
~y IEBulletinNo.78-05Date:April14,1978Page2of2ActionToBeTakenByLicenseesandPermitHolders:forallpowerreactorfacilitieswithanoperatinglicenseorconstruc-tionpermit:l.IfyouhavereceivedtheenclosedGeneralElectricletterandinstruction/drawingsheetaddressingtheauxiliarycontactmech-anismproblem,andifyouhavethesedevicesinuseatyourfacility,itisrequestedthatyoudescribewhatcorrectiveactionyouhavetaken.2.IfyouhavenotreceivedtheenclosedGEdocumentsbefore,itisrequestedthatyoudescribewhatactionyouplantotakeiftheGECR105Xauxiliarycontactmechanismisinuseorplannedforuseinsafetysystemsatyourfacility(ies).3.Facilitieshavinganoperatinglicenseshouldreportinwriting,within45days,andfacilitieswithconstructionpermitswithin60days,theresultsofactiontakenorplannedwithregardtoItems1and2above.Yourwrittenreplyshouldalsoincludethedatewhensuchactionswereorwillbecompleted.Reportsshouldbesub-mittedtotheDirectoroftheappropriateNRCRegionalofficeandacopyshouldbeforwardedtotheU.S.NuclearRegulatoryCommission,OfficeofInspectionandEnforcement,DivisionofReactorOperationsInspection,OfficeofInspectionandEnforcement,Washington,D.C.20555.ApprovedbyGAO,8180225(R0072);clearanceexpires7/31/80.Approvalwasgivenunderablanketclearancespecificallyforidentifiedgenericproblems.Attachments:1.GELetter2.GEControlandInstructionSheet h~
ConttOIINSTRUCTlONS1QSXAUXfLtARYCONTACT(CHANGt=GUTOFPtUNGEFtARMANDlNSULRTlON)fornemasize085magneticstartersandcontractorsREMOVINGOVERLOADRELAYBRACKET(SEFi"1)1,Rcmoveallotcctricatpowerframdevice.2.Oisassembtedevicebypressinganthecoilwhilepullingoutcathecoilretainers.MoveretainersbackandawayfromcoiL3.Graspmovable~ionofmagnetandpullout.remevingmagnetassembly.coil,moldedcoverandmovablearminanemotion.(NGTK:Onrevorsersarmultispoedstarters,thismagnetassemblyislinkedtathemechanicatinterlockarmbetweencantactarsandshouldbetIppodtowardiaterlackalmtotacitnateeasyremovaL)4.Removeoverloadrelaybracketbyslidingttoutefthekeyedsetsmthemoldedbase.(NOTE:lfanywiresaretaoshorttoaticweasyrenwvaLtemporarilydisconnectthese.)5.Removeoverloadrelayframbracketbylooseningscrewonbottomofoverloadbracket:%4QVEALQAORBJLYS4CXArrlttOBRACKET-'irfI~CCNi.RETAiNCRS'~'NOVA8LKSiAGttKTASSgtrutLY7ttKyED,SLciT8.,CHANGINGPLUNGERARM4INSULATION(SKKFtG.2)SlideplungerassembtyoutotauxiGarycontactblock.byliftingupandout.2.Selectthenewplungerarmthatisbentthesomewayastheeneinstalled.3.LcasonscrewaaplungertareleasemetalarmbutOOttOTRKhlOVKSCREWFROMPHKNOUCPLUtfGER(ORPLLtNGERS).4.Mauatnrwplungerarmonplunger.Fastenarmtoplungerwithscrew(orplungerpctifinstallingdoubleaux.blacks).5.Applythincoatataeroshettgreasealongplunget'uides.6.Reinstallplungerassembtyincontactblack.7.Peassembleoverloadtomountingbracket.Removeoverload~insulationandinstallnew.(NOTE;Overloadinsulationmustberemovedandreplacedwithnewinsulatiaasuppliedwithkit)tLRomauntcompleteassemblycncantactorbase.Ict.Reconnectanywirespreviouslyremoved.10.Reassemblemagnetassematytocontactbase-(onrevorsersormulttspeedsbesuretainterlockthisassemblywithmechancatinterlockarm.Checkfortreemovementefarmatureassembliesandmechanics',interlocks).11.Observethatauxiliarycancxctptungcraamnbtiesareoperatingpfcperfyo4'>>r4rI~r<<Ot>>Q',.'z]iA'i,.F)GVRE1RKMOVtNGOVKRLOAORELAYMOVrtTtNQBRACKET4>>rr4rfr4rrr4OorrrrI4rr%>>4t~44'rr'l&TV>lClLDOVILX4USll.laltJEl4VWLVlgrrrarw7lFIGURE2GKNKRAl.ELECTRICCOMPANYGENERALFrJRPOSKCONTROLGKPARTLlKtfTgKNERALWe,~<~,ELEtlTRI


Ithasbeenbroughttoourattentionthatapotentialbindingproblemmayexistwiththe100LineCR105X...auxiliaryinterlocksmountedonHEMAsize00,0and1contactors,starters,orreversersusedincontrolequipmentmanufacturedbyGeneralElectricCo.(including7700Linemotorcontrolcenters)andothercontrolequipmentmanufacturers.Theinterlocksinvolvedareusedonthefollowingdevices.CR105A,-B.,-C,-H,-J,-K,-R,-Swithadditionalsuffixlettersandnumbers(contactors}CR106A,-B,-C,-H,-0,-K,-R,-Swithadditionalsuffix'1eters.andnumbers(starters)CP109A,-B,-C.-H,-0,K,-R,-Swithadditionalsuffixlettersandnumbers(teversingstarters)Ifanyofthesedevicesarecurrentlyusedinyourinstallations,youshouldobtainreplacementpartstocorrectthisconditionbyforwardingthefollowinginformationtomyattention:1.Completecatalog(CR)numbersondevicenameplate.2.guantityofeachdevicecatalognumber.3.Aretheauxiliaryinterlocksmountedontheleftside,rightside,orbothsidesofthedevice?Howmanyarethereateachlocation?SincetheGeneralPurposeControlDepartmentoftheGeneralElectricCo.doesnotknowallapplicationsoftheseinterlocks,'tisassumedthatsomemaybein"critical"applicationsandshouldbechangedoutassoonaspossible,whilethoseinnon-criticalapplicationsmaybechangedoutatsomeroutinemaintenanceperiod.Sincetheseinterlocksareondeviceswhichhavebeeninserviceforoverone(1)yearandareoutofournormalwarrantyperiod,wefeelafairandequitablesolutionwouldrequirethatthenecessarypartsandinstructionsforthe'uggestedchangeoutbeprovidedbyGEatnoexpensetotheuser.Atyourearliestconvenience,pleaseprovidemewiththeinformationrequestedinparagraph2ofthislettersothatthenecessarypartsmaybeprovided.Thisinformationshouldbeforwardedto:GeneralElecWicCompanyP,0.Box2913Bloomington,Illinois61701Attention:(OialCom:Hr,JohnE.CorbittProductService8~325-4416,or4294)Attachment1Page1of1
l.IEBulletinNo.78-052.ListofIEBulletins, Issuedin1978ccw/encls:EugeneB.Thomas,Jr.,Esquire 1M-h UNITEDSTATESNUCLEARREGULATORY COMMISSION OFFICEOFINSPECTION ANDENFORCEMENT WASHINGTON, D.C.20555IEBulletinNo.78-05Date:April14,1978Page1of2MALFUNCTIONING OFCIRCUITBREAKERAUXILIARY CONTACTMECHANISM
-GENERALELECTRICMODELCR105XDescription ofCircumstances:
TheSacramento Municipal UtilityDistrictrecentlyreportedaproblemencountered withtheoperation oftheGEModelCR105Xauxiliary contactmechanism installed ina480voltcircuitbreaker.Investigation intothecausefortheinability toshutdownaboostersupplyfan(SF-A-7)inthecontrolroomemergency airconditioning systemrevealedthatanauxiliary contact(GEModelCR105X)hadfailedintheclosedposition, preventing thefan'spowersupplycircuitbreakerfromopening.Thespecificcauseforfailurewasbindingoftheplungerarmduetoburrsandnicksonitssurface.Aninvestigation wasconducted bythelicenseetodetermine theextentofusageofthistypeauxiliary contactinothercircuitsthroughout thereactorpowerplant.Approximately fifty(50)positions inthenuclearservicemotorcontrolcenterswereidentified ashavingasimilartypeauxiliary contactmechanism.
Itwasalsodetermined thatmanyoftheaffectedsystemswhichrequirecontactoperation similartothatdescribed above,eitherpermitorprovideasafetyfeaturefunctionduringemer-gencyconditions.
Anexampleofthistypeapplication isauxiliary
,contactsthatmustopentopermitclosingofcertainsafetyrelatedvalvesfrom480voltmotorcontrolcenters.TheattachedGEServiceAdviceLetterandassociated instruction/drawing sheetweresenttoallnuclearpowerreactorfacilities byGEFieldServiceOffices.Theletter,togetherwiththeinstruction/drawing sheetidentifies theproblemandprovidestherecommended corrective action.
~y IEBulletinNo.78-05Date:April14,1978Page2of2ActionToBeTakenByLicensees andPermitHolders:forallpowerreactorfacilities withanoperating licenseorconstruc-tionpermit:l.IfyouhavereceivedtheenclosedGeneralElectricletterandinstruction/drawing sheetaddressing theauxiliary contactmech-anismproblem,andifyouhavethesedevicesinuseatyourfacility, itisrequested thatyoudescribewhatcorrective actionyouhavetaken.2.IfyouhavenotreceivedtheenclosedGEdocuments before,itisrequested thatyoudescribewhatactionyouplantotakeiftheGECR105Xauxiliary contactmechanism isinuseorplannedforuseinsafetysystemsatyourfacility(ies).
3.Facilities havinganoperating licenseshouldreportinwriting,within45days,andfacilities withconstruction permitswithin60days,theresultsofactiontakenorplannedwithregardtoItems1and2above.Yourwrittenreplyshouldalsoincludethedatewhensuchactionswereorwillbecompleted.
Reportsshouldbesub-mittedtotheDirectoroftheappropriate NRCRegionalofficeandacopyshouldbeforwarded totheU.S.NuclearRegulatory Commission, OfficeofInspection andEnforcement, DivisionofReactorOperations Inspection, OfficeofInspection andEnforcement, Washington, D.C.20555.ApprovedbyGAO,8180225(R0072);clearance expires7/31/80.Approvalwasgivenunderablanketclearance specifically foridentified genericproblems.
Attachments:
1.GELetter2.GEControlandInstruction Sheet h~
ConttOIINSTRUCTlONS1QSXAUXfLtARYCONTACT(CHANGt=GUT OFPtUNGEFtARMANDlNSULRTlON) fornemasize085magneticstartersandcontractors REMOVINGOVERLOADRELAYBRACKET(SEFi"1)1,Rcmoveallotcctricat powerframdevice.2.Oisassembte devicebypressinganthecoilwhilepullingoutcathecoilretainers.
Moveretainers backandawayfromcoiL3.Graspmovable~ionofmagnetandpullout.remevingmagnetassembly.
coil,moldedcoverandmovablearminanemotion.(NGTK:Onrevorsers armultispoed
: starters, thismagnetassemblyislinkedtathemechanicat interlock armbetweencantactars andshouldbetIppodtowardiaterlack almtotacitnate easyremovaL)4.Removeoverloadrelaybracketbyslidingttoutefthekeyedsetsmthemoldedbase.(NOTE:lfanywiresaretaoshorttoaticweasyrenwvaLtemporarily disconnect these.)5.Removeoverloadrelayframbracketbyloosening screwonbottomofoverloadbracket:%4QVEALQAORBJLYS4CXArrlttO BRACKET-'irfI~CCNi.RETAiNCRS
'~'NOVA8LKSiAGttKTASSgtrutLY7ttKyED,SLciT8.,CHANGINGPLUNGERARM4INSULATION (SKKFtG.2)SlideplungerassembtyoutotauxiGarycontactblock.byliftingupandout.2.Selectthenewplungerarmthatisbentthesomewayastheeneinstalled.
3.LcasonscrewaaplungertareleasemetalarmbutOOttOTRKhlOVKSCREWFROMPHKNOUCPLUtfGER(ORPLLtNGERS).4.Mauatnrwplungerarmonplunger.Fastenarmtoplungerwithscrew(orplungerpctifinstalling doubleaux.blacks).5.Applythincoatataeroshett greasealongplunget'uides.
6.Reinstall plungerassembtyincontactblack.7.Peassemble overloadtomountingbracket.Removeoverload~insulation andinstallnew.(NOTE;Overloadinsulation mustberemovedandreplacedwithnewinsulatiaa suppliedwithkit)tLRomauntcompleteassemblycncantactor base.Ict.Reconnect anywirespreviously removed.10.Reassemble magnetassematytocontactbase-(onrevorsers ormulttspeeds besuretainterlock thisassemblywithmechancat interlock arm.Checkfortreemovementefarmatureassemblies andmechanics',interlocks).
11.Observethatauxiliary cancxctptungcraamnbties areoperating pfcperfyo4'>>r4rI~r<<Ot>>Q',.'z]iA'i,.F)GVRE1RKMOVtNGOVKRLOAORELAYMOVrtTtNQBRACKET4>>rr4rfr4rrr4OorrrrI4rr%>>4t~44'rr'l&TV>lClLDOVILX4USll.laltJEl4VWLV lgrrrarw7lFIGURE2GKNKRAl.ELECTRICCOMPANYGENERALFrJRPOSKCONTROLGKPARTLlKtfT gKNERALWe,~<~,ELEtlTRI
 
Ithasbeenbroughttoourattention thatapotential bindingproblemmayexistwiththe100LineCR105X...
auxiliary interlocksmountedonHEMAsize00,0and1contactors,
: starters, orreversers usedincontrolequipment manufactured byGeneralElectricCo.(including 7700Linemotorcontrolcenters)andothercontrolequipment manufacturers.
Theinterlocks involvedareusedonthefollowing devices.CR105A,-B.,-C,-H,-J,-K,-R,-Swithadditional suffixlettersandnumbers(contactors}
CR106A,-B,-C,-H,-0,-K,-R,-Swithadditional suffix'1eters.andnumbers(starters)
CP109A,-B,-C.-H,-0,K,-R,-Swithadditional suffixlettersandnumbers(teversingstarters)
Ifanyofthesedevicesarecurrently usedinyourinstallations, youshouldobtainreplacement partstocorrectthiscondition byforwarding thefollowing information tomyattention:
1.Completecatalog(CR)numbersondevicenameplate.
2.guantityofeachdevicecatalognumber.3.Aretheauxiliary interlocks mountedontheleftside,rightside,orbothsidesofthedevice?Howmanyarethereateachlocation?
SincetheGeneralPurposeControlDepartment oftheGeneralElectricCo.doesnotknowallapplications oftheseinterlocks,'t isassumedthatsomemaybein"critical" applications andshouldbechangedoutassoonaspossible, whilethoseinnon-critical applications maybechangedoutatsomeroutinemaintenance period.Sincetheseinterlocks areondeviceswhichhavebeeninserviceforoverone(1)yearandareoutofournormalwarrantyperiod,wefeelafairandequitable solutionwouldrequirethatthenecessary partsandinstructions forthe'uggested changeout beprovidedbyGEatnoexpensetotheuser.Atyourearliestconvenience, pleaseprovidemewiththeinformation requested inparagraph 2ofthislettersothatthenecessary partsmaybeprovided.
Thisinformation shouldbeforwarded to:GeneralElecWicCompanyP,0.Box2913Bloomington, Illinois61701Attention:
(OialCom:Hr,JohnE.CorbittProductService8~325-4416, or4294)Attachment 1Page1of1


ENCLOSURE2LISTINGOFIEBULLETINSISSUEDIN1978IEBulletinNo.78-05April14,1978BulletinSubjectNo.DateIssuedIssuedTo78-0178-0278-0378-04FlammableContact-'rmRetainersinG.E.CR120ARelaysTerminalBlockqualificationPotentialExplosiveGasMixtureAccumula-tionsAssociatedwithBWROffgasSystemOperationsEnvironmentalguali-ficationofCertainStemMountedLimitSwitchesInsideReactorContainmentI/16/781/30/782/8/782/21/78AllPowerReactorFacilitieswithanOperatingLicense(OL)orConstruc-tionPermit(CP)AllPowerReactorFacilitieswithanOperatingLicense(OL)orConstruc--tionPermit(CP)AllBWRPowerReactorFacilitieswithanOperatingLicense(OL)AllPowerReactorFacilitieswithanOperatingLicense(OL)orConstruc-tionPermit(CP)Page1of1 I}}
ENCLOSURE 2LISTINGOFIEBULLETINS ISSUEDIN1978IEBulletinNo.78-05April14,1978BulletinSubjectNo.DateIssuedIssuedTo78-0178-0278-0378-04Flammable Contact-'rmRetainers inG.E.CR120ARelaysTerminalBlockqualification Potential Explosive GasMixtureAccumula-tionsAssociated withBWROffgasSystemOperations Environmental guali-ficationofCertainStemMountedLimitSwitchesInsideReactorContainment I/16/781/30/782/8/782/21/78AllPowerReactorFacilities withanOperating License(OL)orConstruc-tionPermit(CP)AllPowerReactorFacilities withanOperating License(OL)orConstruc-
-tionPermit(CP)AllBWRPowerReactorFacilities withanOperating License(OL)AllPowerReactorFacilities withanOperating License(OL)orConstruc-tionPermit(CP)Page1of1 I}}

Revision as of 05:46, 29 June 2018

Nine Mile Point, Unit 2 - Letter Responding to Oral Requests Made by the Commission Staff Regarding the Unit 2 Cooling Tower
ML18018A939
Person / Time
Site: Nine Mile Point Constellation icon.png
Issue date: 04/18/1978
From: Rhode G K
Niagara Mohawk Power Corp
To: Case E G
Office of Nuclear Reactor Regulation
References
Download: ML18018A939 (48)
v • d • e


Text

'e5REGULATORY INFORMATION DISTRIBUTION SYSTEM(RIDS>DISTRIBUTION FORINCOMINGMATERIAL50-410rREC:CASEEGNRCORG:RHODEGKNIAGARAMOHAWKPWRDOCDATE:04/18/78DATERCVD:"<)4/26/78

,DOCTYPE:

LETTERNOTARIZED:

NOCOPIESRECEIVED

SUBJECT:

LTR1ENCL0RESPONSETOORALREQUESTSMADEBYNRC...FURNISHING INFOCONCERNING SUBJECTFACILITY' UNIT2)COOLINGTOWER.PLANTNAME:NINEMILEPOINT-UNIT2ENVIRONMENTAL COMMENTS(DISTRIBUTION CODEC002>REVIEWERINITIAL:XJMDISTRIBUTOR INITIAL:~DISTRIBUTION OFTHISMATERIALISASFOLLOWS4++++<<+<<<+<+~<++

FORACTION:FORINFO:FORINFO:INTERNAL:

EXTERNAL:

ASSTDIRMOORE++LTR ONLY(i>PROJMGRNORRIS+4LTR ONLY(i)VASSALLO+4LTR ONLY(1)KANE++LTR ONLY(EGFILE+%LTR ONLY(i.~NHANAUER++LTR ONLY(1)ERNST+%LTR ONLY<i)YOUNGBLOOD>+LTR ONLY(i>VOLLMER44LTR ONLY<i)J.COLLINS++LTR ONLY(i>LPDRSOSWEGO'Y++LTR ONLY<i)NATLLABANL4+LTRONLY(6)NSIC++LTRONLY<1)TIC++LTRONLY(i>ACRSCATB4+LTRONLY<0)BRCHIEFREGAN>>LTR ONLY(i>LICASSTDUNCAN+<LTR ONLY<i)VARGA44LTR ONLY<1)SERVICE4+LTR ONLY(1)NRCPDR++LTRONLY(i>OELD+<LTR ONLY<i)DENTON/MULLER++LTR ONLY(1)BALLARD++LTR ONLY<1)GAMMILL4+LTR ONLY(2)BUNCH++LTR ONLY<1)-KREGER++LTR ONLY(i>DISTRIBUTION:

LTR34ENCL0SIZE:3PCONTROLNBR:781160153 t"Il0Il(Pj(jiIghfhI~tIt4IIh,"~~I,h>>~,<<j'I~.phItI)'ll'*fIIt4~jgWwII'IP<<r(Wr~

(i\(jjj'<PP'IAGARAMOHAWKPOWERCORPORATION NIAGARAl'OHAWK300ERIEBOULEVARD, WESTSYRACUSE, N.Y.13202April18,1978Mr.EdsonG.Case,ActingDirectorOfficeofNuclearReactorRegulation U.S,NuclearRegulatory Commission Washington, D.C.20555

DearMr.Case:

1INineMilePointUnit2~DocketNo.50-410CP1ACaCAW~~C/7C)P7SITICOI'ha11Thefollowing information respondstooralrequestsmadebyyourstaffregarding theNineMilePointUnit2coolingtower.Section8.4.1.3.11 oftheEnvironmental Report-Construction PermitStageandFigure14ofthe"ReportonCirculating WaterCoolingSystemEmploying aNaturalDraftCoolingTower,"July1976,donotagreewithrespecttothepredicted areaaffectedbyplantnoise.Thedatacontained inthelatterreportaremorerecentandaccurate.

Thesevaluesshouldbeusedforplantnoiseevaluation.

Themajorreasonsforthedifferences inthepredictions areasfollows:1)TheEllisMethodusedtoevaluatenoisefortheEnvironmental Reportwasthebestmethodavailable atthattime.Thismethodwasdeveloped foxsmallcoolingtowers.TheEllisMethodoverpredicts noiseforlargecoolingtowers.Thepredictions intheJuly1976report~13 weremadeusinganewmethodbaseduponfieldmeasurements ofanumberoflargecoolingtowers.2)The1976noisecalculations includetheeffectofatmospheric adsorption fortransformer noise.TheEnvironmental Reportpredictions didnotandaretherefore louder.78li60],g3 QoSy,(0 pI Mr.EdsonCaseU.S.NuclearRegulatory Commission April18,1978PageTwo=Thedischarge hTcalculated fromtheheatadditiontothelakevalue(0.-74x109Btu/hr)onPage6ofthe"ReportonCirculating WaterCoolingSystemEmploying aNaturalDraftCoolingTower,,"July,1976,doesnotagreewiththevalueinResponse14ofourSeptember 30,1977submittal.

The19FhTindicated inthislatterreportisthecorrect-value andincorporates specificcoolingtowervendorpredictions.

Thedischarge,hT of19Fisanannualaveragebasedon.adischarge flowof25,000gallonsperminute.Theearliercalculations werenotbased,uponaspecifictowersincethevendorhadnotbeenselectedatthattime.Theworstcaselakesurfacetemperature increaseisabout2.7F.Thiscorresponds toacombinedplantdischarge hTof30.6Fandaflowof18,.020gallonsperminute.Thesecalculations arebaseduponconservative worstcaseconditions of32Flake.temperature andawetbulbairtemperature of57Fat45percentrelativehumidity.

Airtemperature wasselectedfromRochester weatherdatafortheperiod1933to1972,andlaketemperature wasbasedupon1972weatherconditions.

Verytrulyyours,NIAGARAMOHAWKPOWERCORPORATION GeralK.Rhde,VicePresident SystemProjectManagement NLR/szd

)P Mr.EdsonCaseU.S..Nuclear Regulatory Commission April18,1978PageThreeREFERENCES 1R.M.Ellis,CoolinTowerNoiseGeneration andRadiation Journalof.SananVibration, Voume1,Pages17-12,1971.2Capano,G.A.;Bradley,W.E.,"Radiation ofNoiseFromLargeNaturalDraftandMechanical DraftCoolingTowers"ASMEPaperNo.74-WA-HT-55.

3Capano,G.A.;Bradley,-

W.E.,"NoisePredicting Techniques forSitingLarge.Mechanical DraftCoolingTowers"presented atthe38thAnnualMeetingofAmericanPowerConference, April,1976.

J~~

DIS-ocketfiLocalPDRSVarga~LP[1:HServiceLWR-4AttorneyOEL'D

'I UNITEDSTATESNUCLEARREGULATORY COMMISSION WASHINGTON, D.C.20666DocketNo.50-410APR311978NiagaraMohawkPowerCorporation ATTN:Mr.GeraldK.Rhode,VicePresident SystemsProjectManagement 300ErieBoulevard WestSyracuse, NewYork13202Gentlemen:

SUBJECT:

REVISEDINTRUSION DETIONSYSTEMSHANDBOOK-NineMilePoint2Transmitted underseparatecoverisarevisionoftheIntrusion Detection

Handbook, SAND76-0554,whichmayhavebeensenttoyouin51ay1977.ThishandbookrevisionwaspreparedbytheFacilities Protection Department, SandiaLaboratories, Albuquerque, NewMexicoundercontractwiththeDivisionofSafeguards andSecurity, Department ofEnergy(DOE)andismadeavailable foryourinformation asareference sourceforuse.inthedesign,installation, andoperation ofintrusion detection systems.Theattachedrevisionsupersedes thepreviousversion.Inaddition, wearealsoincluding twootherreportsinthesameseries:"NuclearSafeguards Technology Handbook" datedDecember1977,whichoutlinescurrentsafeguards technology development
programs, and"EntryControlSystemHandbook" datedSeptember 1977,whichdescribes systemsusedto'ontrolaccesstoandegressfromcontrolled areas.Thesedocuments aremarked"Official UseOnly."Inreleasing themtoyou,werequestthatdistribution ofthedocuments becontrolled sothatsub-sequentrevisions maybesenttoallrecipients.

Feedbackfromrecipients ofthesehandbooks shouldbeaddressed toDr.SamuelC.T.McDowell, Assistant DirectorforResearchandDevelopment, OfficeofSafeguards andSecurity, Department ofEnergy,Washington, D.C.20545.Sincerely,

Enclosures:

(3)Underseparatecove~D.B.Vassallo, Assistant DirectorforLightWaterReactorsDivisionofProjectManagement ccw/oenclosures:

Seenextpage

NiagarafdohawkPowerCorporation V'(ccs:ArvinE.Upton,Esq.LeBoeuf,Lamb,Leiby5MacRae,,1757NStreet,N.M.Mashi'ngton, O.C.20036AnthonyZ.Roisman,Esq.NaturalResources DefenseCouncil91715thStreet,N.M.Mashington, O.C.20005ter.RichardGoldsmith SyracuseUniversityCollegeofLawE.I.MhiteHallCampusSyracuse, NewYork13210.T.K.DeBoer,DirectorTechnological Development ProgramsNewYorkStateEnergyOfficeSwanStreetBuildingCore1-2ndFloorEmpireStatePlazaAlbany,NewYork12223

Qj~(~IIlpIIVI;I'i~I<L~cclIPl~~~TICIIP.Rlleldin;I I>/PBIIiirE.la-eI!~I'o;".II<.I)eYn~ii).>

I).>/as~..iII~StolzV,.Voipl0.I)aI'rS.V(1vq<1I..C>n~I:riI).4s,I.cl!i'.lI.IlilIic~'-,I?.tlaI.l.'ski>>

II.I)<>)Ip~~I).I'plIerProjprIRttnir>>y, l.lI>HYIt'OI1IL("3)RC~S(IC)L..1)rnllr.;r Iff1CI'ai<i~i>>~l",:S.BulipocI,p;i

/7

~pRRf0y0.-rW~++*++UNITEDSTATESNUCLEARREGULATORY COMMISSION WASHINGTON, O.C.205SSAPR181978DocketNos:50-35850-38750-352/353 50-36750-373/374 50-388AO-41050-322'PPLICANTS:

MembersofMarkIIOwner'sGroup

SUBJECT:

MEETINGWITHMARKIIOWNER'SGROUPANDGENERALELECTRICCOMPANYTODISCUSSTHEMARKIICONTAINHENT POOLDYNAMICSLOADPROGRAM-APRIL6,1978-SANJOSE~kd:Thestaff'sHarkIIContainment TaskGroup(TaskActionPlanNo.A-8)metinLivermore, California andSanJose,California onApril'thandApril6threspectively todiscusstheLivermore FluidStructure Interaction ProgramandSubmerged Structure DragLoadsProgramandtheOwner'sGroupMonticello SRV,FluidStructure Interaction Studies,thestaff'sPoolTemperature Limitsreview,the4TFluidStructures Interaction Studiesandothermatter'srelatedtoHarkIIContainment Pool-'ynamics.

Thesemeetingswillbereportedlaterwheninformation becomesavailable fromtheTaskGroup.TheDPMHarkIIcoordinator attendedtheSanJosemeetingonly.~Summar:4GeneralElectricmadeapresentation'n theeffortunderwaytoshowthat4Timpulseloadsatthewallresultinresponses thatwillbeboundedbythepreveously definedboundingloads.GEwillinformally writeupwhatitisdoinginthiseffortandprovidetheinformation tothestaff.AnothermeetingwillbeheldinBethesdainaboutthreeweekstopresenttheresults.GEmadeapresentation ontheFSI-SRVworkusingtheMontecello benchworkstudytoshowthatflexibility inthepoolwalldoesnotintroduce lackofconservatism incomparison withtheLivermore work.Thestaffreporteditspreliminary conclusio8 thatdataarenotadequatetosupportthepooltemperature limitof150Ffortheramshead.

Apositionpaperonthismatterisbeingreviewedbymanagement withintheNRC.

APR181978Thediscussion onimpactloadswasdeferreduntiltheendofAprilatwhichtimeGEwilladdressthisproblem.AllNarkIIownerswhooriginally plannedtousetheramsheaddevicehavenotmadethedecisiontoswitchtoquencherdevices.TheCincinnati GasandElectricCompany(Zimmer)hasdecidedtoswitch.Itintendstocontinueplantanalysesandmodification onthebasisofitsowndefinition of'ramshead boundingloadsinanticipation thatthequencherwillprovideadditional margin.Thestaffcautioned CG8EthattheDFFRloadsarenotnecessarily acceptable tothestaffandthattheburdenisontheapplicant to'establish thatquencherloadsarelessthanwhateverboundingloadsare'sedbytheapplic'ant.

AtthistimetheHarkIIownersplantoaddressSRVsecondactuation problemsonanindividual plantbasis.I.Peltier,ProjectManagerLightWaterReactorsBranchNo.1,DivisionofProjectManagement cc:SeeFollowing Pages 0

NiagraMohawkPowerCorporation ATTN:Mr.JeraldK.RhodeVicePresident Engineering 300ErieBoulavard WestSyracuseNewYork13202EugeneB.Thomas,Jr.LeBoeuf,Lamb,Leiby&MacRae1757NStreet,N.W.Washington, D.C.20036AnthonyZ.Roisman,Esq.Roisman,Kessler&Cashdan102515thStreet,N.W.Washington, D.C.20036Mr.RichardGoldsmith Syra'cuse University CollegeofLawE.I.WhiteHallCampusSyracuse, NeviYork13210T.K.DeBoer,DirectorTechnological Development ProgramsNewYorkStateEnergyOfficeSwanStreetBuildingCore1-2ndFloorEtapireStatePlaza,Albany,NewYork12223APR181978-1 Washington PublicPowerSupplySystemATTN:Mr.Kneil0.StrandManagingDirector3000GeorgeWashington WayRichlandWashington 99352JosephB.Knotts,Jr.,Esq.Debevoise 5Liberman700ShorehamBuilding806Fifteenth Street,N.W.Washington, D.C.20005Richardg.guigley,Esq.Washington PublicPowerSupplySystemP.0.Box968Richland, Washington 99352PAP.R781978 0

Pennsylvania PowerandLightCompanyATTN:Mr.NormanW.CurtisVicePresident,-

Engineering andConstruction 2NorthNinthStreetAllentown, Pennsylvania 18101Mr.EarleM,MeadProjectManagerPennsylvania Power&LightCompany2NorthNinthStreetAllentown, Pennsylvania 18101GeraldCharnoff, Esq.Shaw,Pi.ttman, Potts,Trowbridge

&Madden1800MStreet,N,W.'ashington, D.C.20036Mr.WilliamE.Barberich Licensing EngineerPennsylvania Power&LightCompany2NorthNinthStreetAllentown, Pennsylvania 18101Mr.RobertJ.Shovlin,ProjectManagerSusquehanna Pennsylvania Power&LightCompany2NorthNinthStreetAllentown, Pennsylvania 18101HubertBarnes,Esq.Pennsylvania Power&LightCompany901HamiltonStreetAllentown, Pennsylvania 18101EdwardM.Nagel,EsquireGenera'ICounselandSecretary Pennsylvania Pov(er'&LightCompany'NorthNinthStreetAllentown, Pennsylvania 18101APR>81978

Commonwealth EdisonCompanyATTN:Nr.ByronLee,Jr.VicePresident P.0.Box767Chicago,Illinois60690RichardE.Powell,Esq.Isham,Lincoln&BealeOneFirstNationalPlaza2400Chicago,Illinois60670APR181978

NorthernIndianaPub1icServiceCompanyATTN:Mr.H.P.Lyle,VicePresident ElectricProduction 8Engineering 5265HolmanAve.Hammond,Indiana46325MeredithHemphill, Jr.Esq.Assistant GeneralCounselBethlehem SteelCorporation MartinTowerBethlehem, Pennsylvania 18016WilliamH.Eichhorn, Esq.Eichhorn, Morrow8Eichhorn5243HohmanAvenueHammond,Indiana46320EdwardW.Osann,Jr.,Esq.Wolfe,Hubbard,Leydid,Voit8Osann,Ltd.Suite4600OneIBMPlazaChicago,Illinois60611MarvinN.Berm,Esq.SpecialAssistant AttorneyGeneral134NorthLaSalleStreetSuite2222Chicago,Illinois60602RobertJ.Vol)en,Esq.109North

DearbornStreetChicago,

Illinois60602APR781978

~e TheCincinnati Gas5ElectricCompanyATTN:Mr.EarlA.BorgmannVicePresident

-Engineering P.0.Box960Cincinnati, Ohio45201Mr.WilliamJ.MoranGeneralCounselTheCincinnati Gas8ElectricCo.P.0.Box960Cincinnati, Ohio45201Hr.WilliamG.Porter,'Jr.Porter,Stanley,Arthur,8Platt37WestBroadStreetColumbus, Ohio43215Mr.RobertKillen,ChairmanoftheBoard8ChiefExecutive OfficerTheDaytonPower5LightCompanyP.0.Box1034Dayton,Ohio45401Mr.J.RobertNewlin,CounselTheDaytonPower8LightCompanyP.0.Box1034Dayton,Ohio45401Mr.StephenSchumacher HianiValleyPower'roject P.0,Box252Dayton,Ohio45401DavidB.Fankhauser, PhD3569NineMileRoadCincinnati, Ohio45230ThomasA.Luebbers, Esq.Cincinnati CitySolicitor Room214-CityHallCincinnati, Ohio45202TroyB.Conner,Esq.Conner,Moore8Cober1747Pennsylvania Ave.N.W.Washington, D.C.20006Hs.AugustaPrice601StanleyAvenueCincinnati, Ohio45226Mr.JamesD.FlynnManager,Licensing 8Environmental.

AffaiisTheCincinnati Gas8Electri.c CompanyP.0.Box960Cincinnati, Ohio45201Hr.J.P.Fenstermaker SeniorVicePresident

-Operations Columbus&SouthernOhioElectricCo.215NorthFr.itStreetColumbus, Ohio43215

'I~)'VAPR18]97)Philadelphi ElectricCompanyATTN:Mr.EdwardG.Bauer,Jr.VicePresident andGeneralCounsel2301MarketStreetPhiladelphia, Pensylvania

.19101TroyB.Conner,Jr.Ewq.Conner,Moore5Corber1747Pennsylvania Avenue,N.W;Washington, D.C.20006W.WilliamAnderson, Esq.DeputyAttorneyGeneral*Room512,MainCapitolBuildingHarrisburg, Pennsylvania 17120FrankR.Clokey,Esq.SpecialAssistant AttorneyGeneralRoom218,TowneHouseApartments P.0.Box2063Harrisburg, Pensylvania 17105Honorable LawrenceCoughlinHouseofRepresentatives CongressoftheUnitedStatesWashington, D.C.20515RogerB.Reynolds, Jr.,Esq.324SwedeStreetNorristown, Pennsylvania 19401WillardC.Hetzel,Esq.312mainStreetEastGreenville, Pennsylvania 18041LawrenceSager,Esq.Sager&SagerAssociates 45HighStreetPottstown, Pennsylvania 19464JosephA.SmythAssistant CountySolicitor CountyofMontgomery Courthouse Norristown, Pennsylvania 19404EugeneJ.BradleyPhiladelphia ElectricCompanyAssociate GeneralCounsel2301MarketStreetPhilad'elphia, Pennsylvania 19101 T~~

LongIslandLightingCompanyATTN:Mr.AndrewW:WoffordVicePresident 175EastOldCountryRoadHicksville, NewYork11801EdwardM.Barrett,Esq.GeneralCounselLongIslandLightingCompany250OldCountryRoadMineola,NewYork11501EdwardJ.Walsh.Esq.GeneralAttorneyLongIslandLightingCompany250OldCountryRoadMineola,NewYork11501Mr.ThomasBurkeProjectManagerShorehamNuclearPowerStationP.0.Box618WadingRiver,NewYork11792Director, Technical Development ProgramsStateofNewYorkEnergyOfficeAgencyBuilding2EmpireStatePlazqAlbany,NewYork12223HawardL.BlauBlauandCohn,P.C.380NorthBroadwayjericho,NewYork11753IrvingLike,,Esq.

Reilly,LikeandSchnieder 200WestMainStreetBabylon,NewYork11702MUBTechnical Associates 366California AvenueSuite6PaloAlto,California 94306APR181978

F~JRRSGIJ('fp+0Cy~O++*+4'ocket No.50-410tUNITEDSTATESNUCLEARREGULATORY COMMISSION REGIONI631PARKAVENUEKINGOFPRUSSIA,PENNSYLVANIA 19406April14,1978NiagaraMohawkPowerCorporation ATTN:Mr.G.K.RhodeVicePresident SystemProjectManagement 300ErieBoulevard, WestSyracuse, NY13202Gentlemen:

EnclosedisIEBulletinNo.78-05whichrequiresactionbyyouwithregardtoyourpowerreactorfacility(ies) havinganoperating licenseoraconstruction permit.Shouldyouhavequestions regarding thisBulletinortheactionsrequired, pleasecontactthisoffice.Sincerely, BoyceH.GrierDirector

Enclosures:

l.IEBulletinNo.78-052.ListofIEBulletins, Issuedin1978ccw/encls:EugeneB.Thomas,Jr.,Esquire 1M-h UNITEDSTATESNUCLEARREGULATORY COMMISSION OFFICEOFINSPECTION ANDENFORCEMENT WASHINGTON, D.C.20555IEBulletinNo.78-05Date:April14,1978Page1of2MALFUNCTIONING OFCIRCUITBREAKERAUXILIARY CONTACTMECHANISM

-GENERALELECTRICMODELCR105XDescription ofCircumstances:

TheSacramento Municipal UtilityDistrictrecentlyreportedaproblemencountered withtheoperation oftheGEModelCR105Xauxiliary contactmechanism installed ina480voltcircuitbreaker.Investigation intothecausefortheinability toshutdownaboostersupplyfan(SF-A-7)inthecontrolroomemergency airconditioning systemrevealedthatanauxiliary contact(GEModelCR105X)hadfailedintheclosedposition, preventing thefan'spowersupplycircuitbreakerfromopening.Thespecificcauseforfailurewasbindingoftheplungerarmduetoburrsandnicksonitssurface.Aninvestigation wasconducted bythelicenseetodetermine theextentofusageofthistypeauxiliary contactinothercircuitsthroughout thereactorpowerplant.Approximately fifty(50)positions inthenuclearservicemotorcontrolcenterswereidentified ashavingasimilartypeauxiliary contactmechanism.

Itwasalsodetermined thatmanyoftheaffectedsystemswhichrequirecontactoperation similartothatdescribed above,eitherpermitorprovideasafetyfeaturefunctionduringemer-gencyconditions.

Anexampleofthistypeapplication isauxiliary

,contactsthatmustopentopermitclosingofcertainsafetyrelatedvalvesfrom480voltmotorcontrolcenters.TheattachedGEServiceAdviceLetterandassociated instruction/drawing sheetweresenttoallnuclearpowerreactorfacilities byGEFieldServiceOffices.Theletter,togetherwiththeinstruction/drawing sheetidentifies theproblemandprovidestherecommended corrective action.

~y IEBulletinNo.78-05Date:April14,1978Page2of2ActionToBeTakenByLicensees andPermitHolders:forallpowerreactorfacilities withanoperating licenseorconstruc-tionpermit:l.IfyouhavereceivedtheenclosedGeneralElectricletterandinstruction/drawing sheetaddressing theauxiliary contactmech-anismproblem,andifyouhavethesedevicesinuseatyourfacility, itisrequested thatyoudescribewhatcorrective actionyouhavetaken.2.IfyouhavenotreceivedtheenclosedGEdocuments before,itisrequested thatyoudescribewhatactionyouplantotakeiftheGECR105Xauxiliary contactmechanism isinuseorplannedforuseinsafetysystemsatyourfacility(ies).

3.Facilities havinganoperating licenseshouldreportinwriting,within45days,andfacilities withconstruction permitswithin60days,theresultsofactiontakenorplannedwithregardtoItems1and2above.Yourwrittenreplyshouldalsoincludethedatewhensuchactionswereorwillbecompleted.

Reportsshouldbesub-mittedtotheDirectoroftheappropriate NRCRegionalofficeandacopyshouldbeforwarded totheU.S.NuclearRegulatory Commission, OfficeofInspection andEnforcement, DivisionofReactorOperations Inspection, OfficeofInspection andEnforcement, Washington, D.C.20555.ApprovedbyGAO,8180225(R0072);clearance expires7/31/80.Approvalwasgivenunderablanketclearance specifically foridentified genericproblems.

Attachments:

1.GELetter2.GEControlandInstruction Sheet h~

ConttOIINSTRUCTlONS1QSXAUXfLtARYCONTACT(CHANGt=GUT OFPtUNGEFtARMANDlNSULRTlON) fornemasize085magneticstartersandcontractors REMOVINGOVERLOADRELAYBRACKET(SEFi"1)1,Rcmoveallotcctricat powerframdevice.2.Oisassembte devicebypressinganthecoilwhilepullingoutcathecoilretainers.

Moveretainers backandawayfromcoiL3.Graspmovable~ionofmagnetandpullout.remevingmagnetassembly.

coil,moldedcoverandmovablearminanemotion.(NGTK:Onrevorsers armultispoed

starters, thismagnetassemblyislinkedtathemechanicat interlock armbetweencantactars andshouldbetIppodtowardiaterlack almtotacitnate easyremovaL)4.Removeoverloadrelaybracketbyslidingttoutefthekeyedsetsmthemoldedbase.(NOTE:lfanywiresaretaoshorttoaticweasyrenwvaLtemporarily disconnect these.)5.Removeoverloadrelayframbracketbyloosening screwonbottomofoverloadbracket:%4QVEALQAORBJLYS4CXArrlttO BRACKET-'irfI~CCNi.RETAiNCRS

'~'NOVA8LKSiAGttKTASSgtrutLY7ttKyED,SLciT8.,CHANGINGPLUNGERARM4INSULATION (SKKFtG.2)SlideplungerassembtyoutotauxiGarycontactblock.byliftingupandout.2.Selectthenewplungerarmthatisbentthesomewayastheeneinstalled.

3.LcasonscrewaaplungertareleasemetalarmbutOOttOTRKhlOVKSCREWFROMPHKNOUCPLUtfGER(ORPLLtNGERS).4.Mauatnrwplungerarmonplunger.Fastenarmtoplungerwithscrew(orplungerpctifinstalling doubleaux.blacks).5.Applythincoatataeroshett greasealongplunget'uides.

6.Reinstall plungerassembtyincontactblack.7.Peassemble overloadtomountingbracket.Removeoverload~insulation andinstallnew.(NOTE;Overloadinsulation mustberemovedandreplacedwithnewinsulatiaa suppliedwithkit)tLRomauntcompleteassemblycncantactor base.Ict.Reconnect anywirespreviously removed.10.Reassemble magnetassematytocontactbase-(onrevorsers ormulttspeeds besuretainterlock thisassemblywithmechancat interlock arm.Checkfortreemovementefarmatureassemblies andmechanics',interlocks).

11.Observethatauxiliary cancxctptungcraamnbties areoperating pfcperfyo4'>>r4rI~r<<Ot>>Q',.'z]iA'i,.F)GVRE1RKMOVtNGOVKRLOAORELAYMOVrtTtNQBRACKET4>>rr4rfr4rrr4OorrrrI4rr%>>4t~44'rr'l&TV>lClLDOVILX4USll.laltJEl4VWLV lgrrrarw7lFIGURE2GKNKRAl.ELECTRICCOMPANYGENERALFrJRPOSKCONTROLGKPARTLlKtfT gKNERALWe,~<~,ELEtlTRI

Ithasbeenbroughttoourattention thatapotential bindingproblemmayexistwiththe100LineCR105X...

auxiliary interlocksmountedonHEMAsize00,0and1contactors,

starters, orreversers usedincontrolequipment manufactured byGeneralElectricCo.(including 7700Linemotorcontrolcenters)andothercontrolequipment manufacturers.

Theinterlocks involvedareusedonthefollowing devices.CR105A,-B.,-C,-H,-J,-K,-R,-Swithadditional suffixlettersandnumbers(contactors}

CR106A,-B,-C,-H,-0,-K,-R,-Swithadditional suffix'1eters.andnumbers(starters)

CP109A,-B,-C.-H,-0,K,-R,-Swithadditional suffixlettersandnumbers(teversingstarters)

Ifanyofthesedevicesarecurrently usedinyourinstallations, youshouldobtainreplacement partstocorrectthiscondition byforwarding thefollowing information tomyattention:

1.Completecatalog(CR)numbersondevicenameplate.

2.guantityofeachdevicecatalognumber.3.Aretheauxiliary interlocks mountedontheleftside,rightside,orbothsidesofthedevice?Howmanyarethereateachlocation?

SincetheGeneralPurposeControlDepartment oftheGeneralElectricCo.doesnotknowallapplications oftheseinterlocks,'t isassumedthatsomemaybein"critical" applications andshouldbechangedoutassoonaspossible, whilethoseinnon-critical applications maybechangedoutatsomeroutinemaintenance period.Sincetheseinterlocks areondeviceswhichhavebeeninserviceforoverone(1)yearandareoutofournormalwarrantyperiod,wefeelafairandequitable solutionwouldrequirethatthenecessary partsandinstructions forthe'uggested changeout beprovidedbyGEatnoexpensetotheuser.Atyourearliestconvenience, pleaseprovidemewiththeinformation requested inparagraph 2ofthislettersothatthenecessary partsmaybeprovided.

Thisinformation shouldbeforwarded to:GeneralElecWicCompanyP,0.Box2913Bloomington, Illinois61701Attention:

(OialCom:Hr,JohnE.CorbittProductService8~325-4416, or4294)Attachment 1Page1of1

ENCLOSURE 2LISTINGOFIEBULLETINS ISSUEDIN1978IEBulletinNo.78-05April14,1978BulletinSubjectNo.DateIssuedIssuedTo78-0178-0278-0378-04Flammable Contact-'rmRetainers inG.E.CR120ARelaysTerminalBlockqualification Potential Explosive GasMixtureAccumula-tionsAssociated withBWROffgasSystemOperations Environmental guali-ficationofCertainStemMountedLimitSwitchesInsideReactorContainment I/16/781/30/782/8/782/21/78AllPowerReactorFacilities withanOperating License(OL)orConstruc-tionPermit(CP)AllPowerReactorFacilities withanOperating License(OL)orConstruc-

-tionPermit(CP)AllBWRPowerReactorFacilities withanOperating License(OL)AllPowerReactorFacilities withanOperating License(OL)orConstruc-tionPermit(CP)Page1of1 I

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