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r-U.S.ATOMICENERGYCOMMISSIONSREGULATORYGUll0DIRECTORATEOFREGULATORYSTANDARDSREGULATORYGUIDE1.40QUALIFICATIONTESTSOFCONTINUOUS-DUTYMOTORSINSTALLEDINSIDETHECONTAINMENTOFWATER-COOLEDNUCLEARPOWERPLANTSA.INTRODUCTIONCriterionIII,DesignControl,ofAppendixBto10CFRPart50,QualityAssuranceCriteriaforNuclearPowerPlantsandFuelReprocessingPlants,requiresthat,whereatestprogramisusedtoverifytheadequacyofaspecificdesignfeature,itincludesuitablequalificationtestingofaprototypeunitunderthemostadversedesignconditions.ThisguidedescribesanacceptablemethodofcomplyingwiththeCommission'sregulationswithregardtothequalificationtestingofprototypecontinuous-dutyClassImotorsinstalledinsidethecontainmentofwater-coolednuclearpowerplants.TheAdvisoryCommitteeonReactorSafeguardshasbeenconsultedconcerningthisguideandhasconcurredintheRegulatoryposition.B.DISCUSSIONIEEEStd334-1971,IEEETrial-UseGuideforType'TestsofContinuous-DutyClassIMotorsInstalledInsidetheContainmentofNuclearPowerGeneratingStations,waspreparedbySubcommittee2oftheJointCommitteeonNuclearPowerStandardsoftheInstituteofElectricalandElectronicsEngineers,Inc.(IEEE),andwassubsequentlyapprovedbytheIEEEStandardsCommitteeonSeptember16,1971.ThestandarddelineatesspecificproceduresforthequalificationtestingofClassImotorstodemonstrateadequacyofdesignforservicewithinthecontainmentsofnuclearpowerplants.Theseproceduresprovidefortestingunderconditionssimulatingthoseimposedduringnormaloperationinadditiontothoseresultingfromadesignbasisloss-of-coolantaccident.Thestandardspecifiesproceduresforaccomplishingacceleratedagingofcomponentstosimulatetheeffects'Asusedinthisregulatoryguide,thetermsqualificationtestandtypetestaresynonymous.oflong-termoperation,includingradiationeffects,andforsubjectingaprototypeagedmotortocombined(steam)pressure,temperature,andchemicalenvironmentsapproximatingthoseofthedesignbasisloss-of-coolantaccident.C.REGULATORYPOSITIONTheproceduresforconductingqualificationtestsofcontinuous-dutymotorsinstalledinsidethecontainmentofwater-coolednuclearpowerplantswhicharespecifiedbyIEEEStd334-1971,IEEETrial-UseGuideforTypeTestsofContinuous-DutyClassIMotorsInstalledInsidetheContainmentofNuclearPowerGeneratingStations,2aregenerallyacceptableandprovideanadequatebasisforcomplyingwiththequalificationtestingrequirementsofCriterionIIIofAppendixBto10CFRPart50,toverifyadequacyofdesignforserviceunderthemostadversedesignconditions,subjecttothefollowing:I.Totheextentpracticable,auxiliaryequipmentthatwillbepartoftheinstalledmotorassemblyshouldalsobequalifiedinaccordancewithIEEEStd334-1971.2.Thequalificationtestsshouldsimulateascloselyaspracticablealldesignbasiseventswhichaffectoperationofthemotor'sauxiliaryequipment.Forexample,thedelayedstartingofawater-cooledmotorinaccordancewithSection4.3.3.3.3(6)ofthestandardshouldbeaccompaniedbythedelayedinitiationofthemotor'scoolingsystemsimulatingthedesignbasistemporarylossofa-cpower.3.Section6,References,ofIEEEStd334-1971listsadditionalapplicableIEEEStandards.Thespecificapplicabilityoracceptabilityofthesereferencedstandardswillbecoveredseparatelyinotherregulatoryguides,whereappropriate.2CopiesmaybeobtainedfromtheInstituteofElectricalandElectronicsEngineers,UnitedEngineeringCenter,345East47thStreet,NewYork,N.Y.10017.USAECREGULATORYGUIDESCopiesofpublishedguidesmaybeobtainedbyrequestindicatingthedivisionsdesiredtotheU.S.AtomicEnergyCommission,Washington,D.C.20545,RegulatoryGuidesareissuedtodescribeandmakeavailabletothepublicAttention:DirectorofRegulatoryStandards.CommentsandsuggestionsformethodsacceptabletotheAECRegulatorystaffofimplementingspecificpartsofimprovementsintheseguidesareencouragedandshouldbesenttotheSecretarytheCommission'sregulations,todelineatetechniquesusedbythestaffinoftheCommission,US.AtomicEnergyCommission,Washington,D.C.20545,evaluatingspecificproblemsorpostulatedaccidents,ortoprovideguidancetoAttention:Chief,PublicProceedingsStaff.applicants.RegulatoryGuidesarenotsubstitutesforregulationsandcompliancewiththemisnotrequired.MethodsandsolutionsdifferentfromthosesetoutinTheguidesareissuedinthefollowingtenbroaddivisions:theguideswillbeacceptableiftheyprovideabasisforthefindingsrequisitetotheissuanceorcontinuanceofapermitorlicensebytheCommission.1.PowerReactors6.Products2.ResearchandTestReactors7.Transportation3.FuelsandMaterialsFacilities8.OccupationalHealthPublishedguideswillberevisedperiodically,asappropriate,toaccommodate4.EnvironmentalandSiting9.AntitrustReviewcommentsandtoreflectnewinformationorexperience.5.MaterialsandPlantProtection10.General3/16/73DE