BS EN 50121-4-2006 铁路设施.电磁兼容性.信号设备和电信设备的辐射和抗干扰

BRITISHSTANDARDBSEN50121-4:2006Railwayapplications—Electromagneticcompatibility—Part4:EmissionandimmunityofthesignallingandtelecommunicationsapparatusTheEuropeanStandardEN50121-4:2006hasthestatusofaBritishStandardICS29.020;29.280;45.020  BSEN50121-4:2006ThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon31August2006©BSI2006ISBN0580491080NationalforewordThisBritishStandardwaspublishedbyBSI.ItistheUKimplementationofEN50121-4:2006.ItsupersedesBSEN50121-4:2000whichiswithdrawn.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeGEL/9,Railwayelectrotechnicalapplications.AlistoforganizationsrepresentedonGEL/9canbeobtainedonrequesttoitssecretary.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandardcannotconferimmunityfromlegalobligations.AmendmentsissuedsincepublicationAmd.No.DateCommentsEUROPEANSTANDARDEN50121-4NORMEEUROPÉENNEEUROPÄISCHENORMJuly2006CENELECEuropeanCommitteeforElectrotechnicalStandardizationComitéEuropéendeNormalisationElectrotechniqueEuropäischesKomiteefürElektrotechnischeNormungCentralSecretariat:ruedeStassart35,B-1050Brussels©2006CENELEC-AllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENELECmembers.Ref.No.EN50121-4:2006EICS29.020;29.280;45.020SupersedesEN50121-4:2000EnglishversionRailwayapplications-ElectromagneticcompatibilityPart4:EmissionandimmunityofthesignallingandtelecommunicationsapparatusApplicationsferroviaires-CompatibilitéélectromagnétiquePartie4:EmissionetimmunitédesappareilsdesignalisationetdetélécommunicationBahnanwendungen-ElektromagnetischeVerträglichkeitTeil4:StöraussendungenundStörfestigkeitvonSignal-undTelekommunikationseinrichtungenThisEuropeanStandardwasapprovedbyCENELECon2006-07-01.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.ThetextofthedraftwassubmittedtotheformalvoteandwasapprovedbyCENELECasEN50121-4on2006-07-01.ThisEuropeanStandardsupersedesEN50121-4:2000.ThisEuropeanStandardistobereadinconjunctionwithEN50121-1.ThisstandardformsPart4oftheEuropeanStandardseriesEN50121,publishedunderthegeneraltitleRailwayapplications-Electromagneticcompatibility.Theseriesconsistsof:•Part1:General•Part2:Emissionofthewholerailwaysystemtotheoutsideworld•Part3-1:Rollingstock-Trainandcompletevehicle•Part3-2:Rollingstock-Apparatus•Part4:Emissionandimmunityofthesignallingandtelecommunicationsapparatus•Part5:EmissionandimmunityoffixedpowersupplyinstallationsandapparatusThefollowingdateswerefixed:latestdatebywhichtheENhastobeimplementedatnationallevelbypublicationofanidenticalnationalstandardorbyendorsement(dop)2007-07-01latestdatebywhichthenationalstandardsconflictingwiththeENhavetobewithdrawn(dow)2009-07-01ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENELECbytheEuropeanCommissionandtheEuropeanFreeTradeAssociationandcoversessentialrequirementsofECDirective89/336/EEC.SeeAnnexZZ.__________–2–EN50121-4:2006ContentsIntroduction...............................................................................................................................................41Scope................................................................................................................................................42Normativereferences........................................................................................................................53Definitions..........................................................................................................................................64Descriptionoflocation.......................................................................................................................65Emissionlimitsforapparatus............................................................................................................66Immunity............................................................................................................................................76.1Performancecri