BSEN5026612001着火条件下电缆的通用试验方法垂直固定的垂直束状电线和电缆的垂直火焰扩散的

BRITISHSTANDARDBSEN50266-1:2001Commontestmethodsforcablesunderfireconditions—Testforverticalflamespreadofvertically-mountedbunchedwiresorcables—Part1:ApparatusTheEuropeanStandardEN50266-1:2001hasthestatusofaBritishStandardICS13.220.40;29.060.20NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAWCopyrightBritishStandardsInstitutionProvidedbyIHSunderlicensewithBSINotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--`,,`-`-`,,`,,`,`,,`---BSEN50266-1:2001ThisBritishStandard,havingbeenpreparedunderthedirectionoftheElectrotechnicalSectorCommittee,waspublishedundertheauthorityoftheStandardsCommitteeandcomesintoeffecton15August2001©BSI08-2001ISBN0580379159NationalforewordThisBritishStandardistheofficialEnglishlanguageversionofEN50266-1:2001.TogetherwithBSEN50266-2-1,BSEN50266-2-2,BSEN50266-2-3;BSEN50266-2-4andBSEN50266-2-5,itsupersedesBS4066-3:1994whichiswithdrawn.BS4066-3:1994hadanumberoftestcategories.AllthesetestcategoriesareretainedinBSEN50266,andcanbefoundintherespectivepartsofthenewpublicationasfollows:TheUKparticipationinitspreparationwasentrustedbyTechnicalCommitteeGEL/20,Electriccables,toSubcommitteeGEL/20/3,Insulationandsheath,whichhastheresponsibilityto:Alistoforganizationsrepresentedonthissubcommitteecanbeobtainedonrequesttoitssecretary.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSIStandardsCatalogueunderthesectionentitled“InternationalStandardsCorrespondenceIndex”,orbyusingthe“Find”facilityoftheBSIStandardsElectronicCatalogue.ABritishStandarddoesnotpurporttoincludeallthenecessaryprovisionsofacontract.UsersofBritishStandardsareresponsiblefortheircorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.TestcategoryinBS4066-3EquivalentpartofBSEN50266aAF/RBSEN50266-2-1ABSEN50266-2-2BBSEN50266-2-3CBSEN50266-2-4—BSEN50266-2-5baInallcases,theparticularpartistobeusedinconjunctionwithBSEN50266-1,whichdescribesthetestapparatus.bThispartdescribesCategoryD,whichdidnotformpartofBS4066-3.—aidenquirerstounderstandthetext;—presenttotheresponsibleEuropeancommitteeanyenquiriesontheinterpretation,orproposalsforchange,andkeeptheUKinterestsinformed;—monitorrelatedinternationalandEuropeandevelopmentsandpromulgatethemintheUK.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,theENtitlepage,pages2to17andabackcover.TheBSIcopyrightdatedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.AmendmentsissuedsincepublicationAmd.No.DateCommentsCopyrightBritishStandardsInstitutionProvidedbyIHSunderlicensewithBSINotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--`,,`-`-`,,`,,`,`,,`---EUROPEANSTANDARDEN50266-1NORMEEUROPÉENNEEUROPÄISCHENORMFebruary2001CENELECEuropeanCommitteeforElectrotechnicalStandardizationComitéEuropéendeNormalisationElectrotechniqueEuropäischesKomiteefürElektrotechnischeNormungCentralSecretariat:ruedeStassart35,B-1050Brussels©2001CENELEC-AllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENELECmembers.Ref.No.EN50266-1:2001EICS13.220.40;29.020;29.060.20SupersedesHD405.3S1:1993EnglishversionCommontestmethodsforcablesunderfireconditions-Testforverticalflamespreadofvertically-mountedbunchedwiresorcablesPart1:ApparatusMéthodesd'essaicommunesauxcâblessoumisaufeu-EssaidepropagationverticaledelaflammedesfilsoucâblesennappesenpositionverticalePartie1:AppareillageAllgemeinePrüfverfahrenfürKabelundisolierteLeitungenimBrandfall-PrüfungdersenkrechtenFlammenausbreitungvonsenkrechtangeordnetenBündelnvonKabelnundisoliertenLeitungenTeil1:PrüfvorrichtungThisEuropeanStandardwasapprovedbyCENELECon2000-08-01.CENELECmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENELECmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENELECmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.CENELECmembersarethenationalelectrotechnicalcommitteesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.CopyrightBritishStandardsInstitutionProvidedbyIHSunderlicensewithBSINotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--`,,`-`-`,,`,,`,`,,`---EN50266-1:2001-2-ForewordThisEuropeanStandardwaspreparedbyWorkingGroup10oftheTechnicalCommitteeCENELECTC20,Electriccables.Whenusedinconjunctionwiththerelevantparts2ofEN50266thisEuropeanStandardsupersedesHD405.3S1.Thedescriptionoftheapparatusgiveninthispart1updatesthatinHD405.3S1.Allpre-existingcategoriesoftestfromHD405.3S1havebeenretainedandupdatedinthedifferentparts2.Anewcategory(categoryD)hasbeenaddedtoca