UL4981999AttachmentPlugsandReceptacles

UL498ISBN0-7629-0028-8AttachmentPlugsandReceptacles–UL498tr1UnderwritersLaboratoriesInc.(UL)333PfingstenRoadNorthbrook,IL60062-2096ULStandardforSafetyforAttachmentPlugsandReceptacles,UL498ThirteenthEdition,DatedApril26,1996Revisions:ThisStandardcontainsrevisionsthroughandincludingJanuary21,1999.Achangeisindicatedbyanotefollowingtheaffecteditem.Thenoteisprecededandfollowedbyanasterisk.ThenewandrevisedrequirementsaresubstantiallyinaccordancewithUL'sBulletinsonthissubjectdatedJuly30,1998andAugust18,1998andAdoptionBulletindatedNovember30,1998.Thesebulletinsarenowobsoleteandmaybediscarded.TherevisionsdatedJanuary21,1999includeareprintedtitlepage(page1)forthisStandard.Asindicatedonthetitlepage(page1),thisULStandardforSafetyisanAmericanNationalStandard.AttentionisdirectedtothenoteonthetitlepageofthisStandardoutliningtheprocedurestobefollowedtoretaintheapprovedtextofthisANSI/ULStandard.Asindicatedonthetitlepage(page1),thisULStandardforSafetyhasbeenadoptedbytheDepartmentofDefense.ThemasterforthisStandardatUL'sNorthbrookOfficeistheofficialdocumentinsofarasitrelatestoaULserviceandthecomplianceofaproductwithrespecttotherequirementsforthatproductandservice,oriftherearequestionsregardingtheaccuracyofthisStandard.UL'sStandardsforSafetyarecopyrightedbyUL.NeitheraprintedcopyofaStandard,northedistributiondisketteforaStandard-on-DisketteandthefilefortheStandardonthedistributiondisketteshouldbealteredinanyway.AllofUL'sStandardsandallcopyrights,ownerships,andrightsregardingthoseStandardsshallremainthesoleandexclusivepropertyofUL.Allrightsreserved.Nopartofthispublicationmaybereproduced,storedinaretrievalsystem,ortransmittedinanyformbyanymeans,electronic,mechanicalphotocopying,recording,orotherwisewithoutpriorpermissionofUL.RevisionsofULStandardsforSafetyareissuedfromtimetotime.AULStandardforSafetyiscurrentonlyifitincorporatesthemostrecentlyadoptedrevisions.ULprovidesthisStandardasiswithoutwarrantyofanykind,eitherexpressedorimplied,includingbutnotlimitedto,theimpliedwarrantiesofmerchantabilityorfitnessforanypurpose.InnoeventwillULbeliableforanyspecial,incidental,consequential,indirectorsimilardamages,includinglossofprofits,lostsavings,lossofdata,oranyotherdamagesarisingoutoftheuseofortheinabilitytousethisStandard,evenifULoranauthorizedULrepresentativehasbeenadvisedofthepossibilityofsuchdamage.InnoeventshallUL'sliabilityforanydamageeverexceedthepricepaidforthisStandard,regardlessoftheformoftheclaim.–UL498ULwillattempttoanswersupportrequestsconcerningWordPerfect,Envoy,andStandards-on-Diskette.However,thissupportserviceisofferedonareasonableeffortsbasisonly,andULmaynotbeabletoresolveeverysupportrequest.ULsupportsaStandards-on-Disketteonlyifitisusedundertheconditionsandoperatingsystemsforwhichitisintended.UL’ssupportpoliciesmaychangefromtime-to-timewithoutnotification.ULreservestherighttochangetheformat,presentation,filetypesandformats,deliverymethodsandformats,andthelikeofbothitsprintedandelectronicStandardswithoutpriornotice.Standards-on-Diskettepurchasersagreetodefend,indemnify,andholdULharmlessfromandagainstanyloss,expense,liability,damage,claim,orjudgement(includingreasonableattorney'sfees)resultingfromanyerrorordeviationintroducedwhilepurchaserisstoringaStandard-on-Disketteonthepurchaser'scomputersystem.Ifasingle-userversionStandards-on-Diskettewaspurchased,onecopyofthisStandardmaybestoredontheharddiskofasinglepersonalcomputer,oronasingleLANfile-serverorthepermanentstoragedeviceofamultiple-usercomputerinsuchamannerthatthisStandardmayonlybeaccessedbyoneuseratatimeandforwhichthereisnopossibilityofmultipleconcurrentaccess.Theoriginaldistributiondisketteshouldbestoredinasafeplace.Ifamultiple-userversionStandards-on-Diskettewaspurchased,onecopyoftheStandardmaybestoredonasingleLANfile-server,oronthepermanentstoragedeviceofamultiple-usercomputer.ThenumberofconcurrentusersshallnotexceedthenumberofusersauthorizedfortheStandards-on-Disketteversion.Theoriginaldistributiondisketteshouldbestoredinasafeplace.Standards-on-Disketteareintendedforon-lineuse,suchasforviewingtherequirementsofaStandard,conductingawordsearch,andthelike.OnlyonecopyoftheStandardmaybeprintedfromeachsingle-userversionofaStandards-on-Diskette.OnlyonecopyoftheStandardmaybeprintedforeachauthorizeduserofamultiple-userversionofaStandards-on-Diskette.AnemployeeofanorganizationpurchasingaStandard-on-Diskettecanmakeacopyofthepageorpagesbeingviewedfortheirownfairand/orpracticalinternaluse.Becauseofdifferencesinthecomputer/software/printersetupusedbyULandthoseofStandards-on-Diskettepurchasers,theprintedcopyobtainedbyapurchasermaynotlookexactlyliketheon-linescreenviewortheprintedStandard.TherequirementsinthisStandardarenowineffect,exceptforthoseparagraphs,sections,tables,figures,and/orotherelementsoftheStandardhavingfutureeffectivedatesasindicatedinthenotefollowingtheaffecteditem.ThepriortextforrequirementsthathavebeenrevisedandthathaveafutureeffectivedatearelocatedaftertheStandard,andareprecededbyaSUPERSEDEDREQ