To:From:Date:Subject:HoldersofANSIC29.1-1988NEMACommunicationsDepartmentOctober7,2002ReaffirmationofANSIC29.1-1988SettingStandardsforExcellenceTheANSIBoardofStandardsReviewhasreaffumedANSIC29.1-1988,TestMethodsforElectricalPowerInsulators.Thenewdesignatorforthisstandardis:ANSIC29.1-1988(R2002),TestMethodsforElectricalPowerInsulators.Pleaseinserttheattachedrevisedtitlepageintoyourstandard.CopyrightNationalElectricalManufacturersAssociationProvidedbyIHSunderlicensewithNEMANotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--``,``,-`-`,,`,,`,`,,`---ANSIC29.1-1988(R2002)AmericanNationalStandardTestMethodsforElectricalPowerInsulatorsSecretariat:NationalElectricalManufacturersAssociationApprovedasanAmericanNationalStandardsInstitute,Inc.CopyrightNationalElectricalManufacturersAssociationProvidedbyIHSunderlicensewithNEMANotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--``,``,-`-`,,`,,`,`,,`---NOTICEANDDISCLAIMERTheinformationinthispublicationwasconsideredtechnicallysoundbytheconsensusofpersonsengagedinthedevelopmentandapprovalofthedocumentatthetimeitwasdeveloped.Consensusdoesnotnecessarilymeanthatthereisunanimousagreementamongeverypersonparticipatinginthedevelopmentofthisdocument.TheNationalElectricalManufacturersAssociation(NEMA)standardsandguidelinepublications,ofwhichthedocumentcontainedhereinisone,aredevelopedthroughavoluntaryconsensusstandardsdevelopmentprocess.Thisprocessbringstogethervolunteersand/orseeksouttheviewsofpersonswhohaveaninterestinthetopiccoveredbythispublication.WhileNEMAadministerstheprocessandestablishesrulestopromotefairnessinthedevelopmentofconsensus,itdoesnotwritethedocumentanditdoesnotindependentlytest,evaluate,orverifytheaccuracyorcompletenessofanyinformationorthesoundnessofanyjudgmentscontainedinitsstandardsandguidelinepublications.NEMAdisclaimsliabilityforanypersonalinjury,property,orotherdamagesofanynaturewhatsoever,whetherspecial,indirect,consequential,orcompensatory,directlyorindirectlyresultingfromthepublication,useof,application,orrelianceonthisdocument.NEMAdisclaimsandmakesnoguarantyorwarranty,expressorimplied,astotheaccuracyorcompletenessofanyinformationpublishedherein,anddisclaimsandmakesnowarrantythattheinformationinthisdocumentwillfulfillanyofyourparticularpurposesorneeds.NEMAdoesnotundertaketoguaranteetheperformanceofanyindividualmanufacturerorseller’sproductsorservicesbyvirtueofthisstandardorguide.Inpublishingandmakingthisdocumentavailable,NEMAisnotundertakingtorenderprofessionalorotherservicesfororonbehalfofanypersonorentity,norisNEMAundertakingtoperformanydutyowedbyanypersonorentitytosomeoneelse.Anyoneusingthisdocumentshouldrelyonhisorherownindependentjudgmentor,asappropriate,seektheadviceofacompetentprofessionalindeterminingtheexerciseofreasonablecareinanygivencircumstances.Informationandotherstandardsonthetopiccoveredbythispublicationmaybeavailablefromothersources,whichtheusermaywishtoconsultforadditionalviewsorinformationnotcoveredbythispublication.NEMAhasnopower,nordoesitundertaketopoliceorenforcecompliancewiththecontentsofthisdocument.NEMAdoesnotcertify,test,orinspectproducts,designs,orinstallationsforsafetyorhealthpurposes.Anycertificationorotherstatementofcompliancewithanyhealthorsafety-relatedinformationinthisdocumentshallnotbeattributabletoNEMAandissolelytheresponsibilityofthecertifierormakerofthestatement.CopyrightNationalElectricalManufacturersAssociationProvidedbyIHSunderlicensewithNEMANotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--``,``,-`-`,,`,,`,`,,`---ANSIC29.1-1988forelectricalpowerinsulators-testmethodsCopyrightNationalElectricalManufacturersAssociationProvidedbyIHSunderlicensewithNEMANotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--``,``,-`-`,,`,,`,`,,`---ANSI@C29.1-1988RevisionofANSIC29.1-1982AmericanNationalStandardforElectricalPowerInsulators-TestMethodsSecretariatNationalElectricalManufacturersAssociationApprovedAugust23,1988AmericanNationalStandardsInstitute,IncCopyrightNationalElectricalManufacturersAssociationProvidedbyIHSunderlicensewithNEMANotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--``,``,-`-`,,`,,`,`,,`---ANSIC27.L88W07243500027822OApprovalofanAmericanNationalStandardrequiresverificationbyANSIthatthere-Americanquirementsfordueprocess,consensus.andothercriteriaforapprovalhavebeennietbyNationalthestandardsdeveloper.StandardConsensusisestablishedwhen,inthejudgmentoftheANSIBoardofStandardsReview,substantialagreementhasbeenreachedbydirectlyandmateriallyaffectedinterests.Sub-stantialagreementineansmuchmorethanasimplemajority,butnotnecessarilyunanim-ity.Consensusrequiresthatallviewsandobjectionsbeconsidered,andthataconcertedeffortbemadetowardtheirresolution.TheuseofAmericanNationalStandardsiscompletelyvoluntary;theirexistencedoesnotinanyrespectprecludeanyone,whetherhehasapprovedthestandardsornot,fromman-ufacturing,marketing,purchasing,orusingproducts,processes,orproceduresnotcon-formingtothestandards.TheAmericanNationalStandardsInstitutedoesnotd