BSEN50267231998在着火条件下电缆的一般测试方法电缆材料燃烧过程中放出气体的试验第23部

BRITISHSTANDARDCommontestmethodsforcablesunderfireconditions-Testsongasesevolvedduringcombustionofmaterialsfromcables-Part2-3:Procedures-DeterminationofdegreeofacidityofgasesforcablesbydeterminationoftheweightedaverageofpHandconductivityTheEuropeanStandardEN50267-2-31998hasthestatusofaBritishStandardICs13.220.40:29.060.20BSEN50267-2-3:1999NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAWCopyrightEuropeanCommitteeforElectrotechnicalStandardizationProvidedbyIHSunderlicensewithCENELECNotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--````-`-`,,`,,`,`,,`---STi).BSIBSEN502b7-2-3-ENGL1777Mlb2qbb908004b5703directionoftheElectrotechnicaihd.No.D&SectorCommittee,waspublishedundertheauthorityoftheStandardsCommitteeandcomesintoeffecton15September1999BSEN50267-23:1999CommentsNationalforewordThisBritishStandardistheEnglishlanguageversionofEN50267-231998.WhencombinedwithBSEN50267-1,itsupersedesBS642521993whichiswithdrawn.TheUKpasticipationinitspreparationwasentrustedbyTechnicalCommitteeGEMO,Electriccables,toSubcommitteeGEL’ZOB,Insulationandsheath,whichhastheresponsibilityto:-aidenquirerstounderstandthetext;-presenttotheresponsibleEuropeancommitteeanyenquiriesonthe-monitorrelatedintemationaiandEuropeandevelopmentsandpromulgateinterpretation,orproposalsforchange,andkeeptheUKinterestsinformedthemintheUK.Alistoforganizationsrepresentedonthissubcommitteecanbeobtajnedonrequesttoitssecretaqy.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSIStandardsCatalogueunderthesectionentitled“IntemationalStandardsCorrespondenceIndex”,orbyusingthe“Find”facilityoftheBSIStandardsElectronicCatalogue.ABritishStandarddoesnotpurporttoincludea3lthenecessaryprovisionsofacontract.UsersofBritishStandardsareresponsiblefortheircorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,theENtitlepage,pages2to6,aninsidebackcoverandabackcover.TheBSIcopyrightnoticedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.OBSI09-1999II~~~~ISBNO580327353CopyrightEuropeanCommitteeforElectrotechnicalStandardizationProvidedbyIHSunderlicensewithCENELECNotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--````-`-`,,`,,`,`,,`---EUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN50267-2-3June1998ICs13.220.40;29.060.20PartlysupersedesHD602S1:1992Descriptors:electricalinstallation,electriccables,firetests,combustiontests,combustionproducts,burninggases,corrosivegases,determination,acidity,measurements,pH,conductivity,testingconditions,procedureEnglishversionCommontestmethodsforcablesunderfireconditions-Testsongasesevolvedduringcombustionofmaterialsfromcables-Part2-3:Procedures-DeterminationofdegreeofacidityofgasesforcablesbydeterminationoftheweightedaverageofpHandconductivityMéthodesd’essaicommunesauxcâblessoumisaufeu-Essaissurlesgazémislorsdeiacombustiond’unmatériauprélevéswuncâble-Partie2-3:Procédures-Determinationdel’aciditédesgazdesciblesparunemesuredelamoyenneponderéedupHetdelaconductivitéAllgemeinePrûfierfahrenfiirdasVerhaltenvonKabelnundisoliertenLeitungenimBrandfall-PrüfungderbeiderVerbrennungderWerkstoffevonKabelnundisoliertenLeitungenentstehendenGase-Teil2-3:Prüfverfahren-BestimmungdesGradesderAziditätderwesentlichenWerkstoffevonKabelndurchdieBestimmungeinesgewichtetenMittelwertesvonpH-WertundLeitfahgkeitThisEuropeanStandardwasapprovedbyCENELECon1998-04-01.CENELECmembersareboundtocomplywiththeCENKENELECInternalRegulationswhichstipulatetheconditions.forgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENELECmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,Geman).AversioninanyotherlanguagemadebytranslationundertheresponsibiliíyofaCENELECmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.CENELECmembersarethenationalelectrotechnicalcommitteesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.CENELECEuropeanCommitteeforElectrotechnicalStandardizationComitéEuropéendeNormalisationElectrotechniqueEuropäischesKomiteeI,ElektrotechnischeNormungCentralSecretariat:ruedeStassart35,B-1050Brussels~~~~~~(61998CENELECAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENELECnationalmembers.Ref.No.EN50267-2-3:1998ECopyrightEuropeanCommitteeforElectrotechnicalStandardizationProvidedbyIHSunderlicensewithCENELECNotforResaleNoreproductionornetworkingpermittedwithoutlicensefromIHS--````-`-`,,`,,`,`,,`---STD.BS1BSEN502b7-2-3-ENGL1777Lb24bb708004b77&bDPage2EN50267-2-3~1998ForewordThisEuropeanStandardwaspreparedbytheTechnicalCommitteeCENELECTC20,Electriccables.WhenusedinconjunctionwithEN50267-1,thisEuropeanS