BS-EN-50121-1-(2006)

BRITISHSTANDARDBSEN50121-1:2006Railwayapplications—Electromagneticcompatibility—Part1:GeneralTheEuropeanStandardEN50121-1:2006hasthestatusofaBritishStandardICS29.020;29.280;45.020  BSEN50121-1:2006ThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon31August2006©BSI2006ISBN0580491072NationalforewordThisBritishStandardwaspublishedbyBSI.ItistheUKimplementationofEN50121-1:2006.ItsupersedesBSEN50121-1:2000whichiswithdrawn.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeGEL/9,Railwayelectrotechnicalapplications.AlistoforganizationsrepresentedonGEL/9canbeobtainedonrequesttoitssecretary.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandardcannotconferimmunityfromlegalobligations.AmendmentsissuedsincepublicationAmd.No.DateCommentsEUROPEANSTANDARDEN50121-1NORMEEUROPÉENNEEUROPÄISCHENORMJuly2006CENELECEuropeanCommitteeforElectrotechnicalStandardizationComitéEuropéendeNormalisationElectrotechniqueEuropäischesKomiteefürElektrotechnischeNormungCentralSecretariat:ruedeStassart35,B-1050Brussels©2006CENELEC-AllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENELECmembers.Ref.No.EN50121-1:2006EICS29.020;29.280;45.020SupersedesEN50121-1:2000EnglishversionRailwayapplications-ElectromagneticcompatibilityPart1:GeneralApplicationsferroviaires-CompatibilitéélectromagnétiquePartie1:GénéralitésBahnanwendungen-ElektromagnetischeVerträglichkeitTeil1:AllgemeinesThisEuropeanStandardwasapprovedbyCENELECon2006-07-01.CENELECmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENELECmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENELECmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.CENELECmembersarethenationalelectrotechnicalcommitteesofAustria,Belgium,Cyprus,theCzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,theNetherlands,Norway,Poland,Portugal,Romania,Slovakia,Slovenia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.ForewordThisEuropeanStandardwaspreparedbyTechnicalCommitteeTC9X:Electricalandelectronicapplicationsforrailways.ThetextofthedraftwassubmittedtotheformalvoteandwasapprovedbyCENELECasEN50121-1on2006-07-01.ThisEuropeanStandardsupersedesEN50121-1:2000.Thefollowingdateswerefixed:–latestdatebywhichtheENhastobeimplementedatnationallevelbypublicationofanidenticalnationalstandardorbyendorsement(dop)2007-07-01–latestdatebywhichthenationalstandardsconflictingwiththeENhavetobewithdrawn(dow)2009-07-01ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENELECbytheEuropeanCommissionandtheEuropeanFreeTradeAssociationandcoversessentialrequirementsofECDirective89/336/EEC.SeeAnnexZZ.__________–2–EN50121-1:2006ContentsIntroduction.........................................................................................................................................41Scope.......................................................................................................................................62Normativereferences...............................................................................................................63Definitions.................................................................................................................................74Performancecriteria.................................................................................................................75ManagementofEMC...............................................................................................................7AnnexA(informative)Therailwaysystem.........................................................................................8AnnexZZ(informative)CoverageofEssentialRequirementsofECDirectives................................13–3–EN50121-1:2006IntroductionTherailwayEMCsetofproduct-specificEuropeanStandardsisintended,inthemain,topermitcompliancewiththeEMCDirective,butalsotoprovideameansofprescribingcompatibilitybetweeninternalpartsoftherailway.Itconsistsoffivepartsdescribedattheendofthisintroduction.ThesetofstandardsprovidesbothaframeworkformanagingtheEMCforrailwaysandalsospecifiesthelimitsfortheelectromagnetic(EM)emissionoftherailwayasawholetotheoutsideworldandfortheEMemissionandimmunityforequipmentoperatingwithintherailway.ThelattermustbecompatiblewiththeemissionlimitssetfortherailwayasawholeandalsoprovidesforestablishingconfidenceinequipmentbeingFitForPurposeintheRailwayenvironment.Therearedifferentstationaryemissionlimitssetfortrams/t