ANSIC29219921999

ANSIC29.2-1992(R1999)AmericanNationalStandardforInsulators-Wet-ProcessPorcelainandToughenedGlass-SuspensionTypeCopyrightNationalElectricalManufacturersAssociationProvidedbyIHSunderlicensewithNEMANotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--```-`-`,,`,,`,`,,`---ANSIC29.2-1992(RI999)AmericanNationaIStandardforInsulators-Wet-ProcessPorcelainandToughenedGlass-SuspensionTypeSecretariatNationalElectricalManufacturersAssociationApprovedDecember8,1999AmericanNationalStandardsInstitute,Inc.CopyrightNationalElectricalManufacturersAssociationProvidedbyIHSunderlicensewithNEMANotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--```-`-`,,`,,`,`,,`---STD-NEMACZ9.2-ENGL19T2647024705241157T8ANSIC29.2-1992(R1999)AmericanNationalStandardApprovalofanAmericanNationalStandardrequiresverificationbyANSIthattherequirementsfordueprocess,consensus,andothercriteriaforapprovalhavebeenmetbythestandardsdeveloper.Consensusisestablishedwhen,inthejudgmentoftheANSIBoardofStandardsReview,substantialagreementhasbeenreachedbydirectlyandmateriallyaffectedinterests.Substantialagreementmeansmuchmorethanasimplemajority,butnotnecessarilyunanimity.Consensusrequiresthatallviewsandobjectionsbeconsidered,andthataconcertedeffortbemadetowardtheirresolution.TheuseofAmericanNationalStandardsiscompletelyvoluntary;theirexistencedoesnotinanyrespectprecludeanyone,whetherhehasapprovedthestandardsornot,frommanufacturing,marketing,purchasing,orusingproducts,processes,orproceduresnotconformingtothestandards.TheAmericanNationalStandardsInstitutedoesnotdevelopstandardsandwillinnocircumstancesgiveaninterpretationofanyAmericanNationalStandard.Moreover,nopersonshallhavetherightorauthoritytoissueaninterpretationofanAmericanNationalStandardinthenameoftheAmericanNationalStandardsInstitute.Requestsforinterpretationsshallbeaddressedtothesecretariatorsponsorwhosenameappearsonthetitlepageofthisstandard.CAUTIONNOTICE:ThisAmericanNationalStandardmayberevisedorwithdrawnatanytime.TheproceduresoftheAmericanNationalStandardsInstituterequirethatactionbetakentoreaffirm,revise,orwithdrawthisstandardnolaterthanfiveyearsfromthedateofapproval.PurchasersofAmericanNationalStandardsmayreceivecurrentinformationonallstandardsbycallingorwritingtheAmericanNationalStandardsInstitute.PublishedbyNationalElectricalManufacturersAssociation1300N.17thStreet,Rosslyn,Virginia22209CopyrightO2000NationalElectricalManufacturersAssociationAlirightsreserved.Nopartofthispublicationmaybereproducedinanyform,inanelectronicretrievalsystemorotherwise,withoutpriorwrittenpermissionofthepublisher.PrintedintheUnitedStatesofAmericaCopyrightNationalElectricalManufacturersAssociationProvidedbyIHSunderlicensewithNEMANotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--```-`-`,,`,,`,`,,`---~~_____~~~~~~~~~_____~_____~~STD-NEMAC29-2-ENGL3992M64302470524336634DANSIC29.2-1992(Rl999)ContentsPageForeword.......................................................................................................................................................III1Scope....................................................................................................................................................12Normativereferences............................................................................................................................13Definitions..............................................................................................................................................14General..................................................................................................................................................25Material..................................................................................................................................................25.1Insulatorshells...............................................................................................................................25.2Shellsurface...................................................................................................................................25.3Metalparts......................................................................................................................................35.4Cotterkeys.....................................................................................................................................35.4.1Material...................................................................................................................................35.4.2Ball-and-socketinsulators.......................................................................................................35.4.3Clevisinsulators......................................................................................................................3Dimensionsandcharacteristics.............................................................................................................3Sampling,inspection,andtests...............