BS EN 50306-4-2002 铁路设施.有专门防火性能的铁路机车车辆电缆.薄壁.标准壁护套的多芯和多对电缆

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【英文标准名称】:Railwayapplications-Railwayrollingstockcableshavingspecialfireperformance-Thinwall-Multicoreandmultipaircablesstandardwallsheathed
【原文标准名称】:铁路设施.有专门防火性能的铁路机车车辆电缆.薄壁.标准壁护套的多芯和多对电缆
【标准号】:BSEN50306-4-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-11-13
【实施或试行日期】:2002-11-13
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:交通车辆;铁路车辆;电压测量;铁道车辆;铁路设施;绝缘套;电缆护套;包覆材料;电力设备;设计;多芯电缆;铁路电力牵引装置;作标记;电线;铁路;耐力;电驱动装置;事故预防;规范(验收);安全要求;安全工程;电缆;电缆;安全;尺寸;试验;保护措施;屏蔽的;防火安全;火焰表面传播;多芯;壁厚;多线的
【英文主题词】:Accidentprevention;Cablesheaths;Cables;Casing;Claddingmaterials;Design;Dimensions;Electriccables;Electricalcords;Electricalinstallations;Electrically-operateddevices;Firesafety;Insulationsleeve;Marking;Multi-core;Multi-corecables;Multi-wire;Protectivemeasures;Railwayapplications;Railwayelectrictractionequipment;Railwayvehicles;Railways;Resistance;Rollingstocks;Safety;Safetyengineering;Safetyrequirements;Sheated;Shielded;Specification(approval);Surfacespreadofflame;Testing;Trafficvehicles;Voltagemeasurement;Wallthicknesses
【摘要】:EN50306-4specifiesrequirementsfor,andconstructionsanddimensionsof,multicoreandmultipaircablesrated300Vtoearth,ofthefollowingtypes:-unscreened,sheathedforeitherexposedorprotectedwiring(0,5mmto2,5mm,numberofcoresfrom2to48);-screened,sheathedforeitherexposedorprotectedwiring(0,5mmto2,5mm,numberofcoresfrom2to8);-screened,sheathedforeitherexposedorprotectedwiring(0,5mmto1,5mm,numberofpairsofcoresfrom2to7).NOTE1Notallconductorsizes/numberofcoresarespecifiedforeverytype.Allcableshavestrandedtinnedcopperconductors,halogen-free,thinwallthicknessinsulationandstandardwallthicknesssheath.Cabletypesarespecifiedforuseinexposedsituations(ClassE),andforprotectedsituations(ClassP).Theyareforuseinrailwayrollingstockasfixedwiring,orwiringwherelimitedflexinginoperationisencountered.Therequirementsprovideforacontinuousoperationallifeattemperaturesof90℃or105℃dependentuponthesheathsystemtype.NOTE2InEN50306-4thehighertemperatureratingof105℃isonlyallowedwheresheathtypeS2isused,andwhereithasbeenspecificallytestedforthehigherrating(i.e.bylong-termthermalendurancetestingtodemonstratealifetimeofatleast20000hat125℃).Themaximumtemperatureforshort-circuitconditionsof160℃isbasedonadurationof5s.ThecablesspecifiedinEN50306-4whichhaveasheathoftypeEM101,EM103orS2materialaresuitableforoperationattemperaturesaslowas-25℃andthosewithsheathoftypeEM102orEM104materialaresuitableforoperationattemperaturesaslowas-40℃.NOTE3WherefueloilispresentsheathtypesEM101andEM102arenotsuitable.NOTE4S2materialmayalsobesuitableforoperationaltemperaturesaslowas-40℃,butifsomustbetestedaccordinglytoconfirmthis.Underfireconditionsthecablesexhibitspecialperformancecharacteristicsinrespectofmaximumpermissibleflamepropagation(flamespread)andmaximumpermissibleemissionofsmokeandtoxicgases.TheserequirementsarespecifiedtopermitthecablestosatisfyHazardLevels2,3or4ofEN45545-1.NOTE5RequirementsfortheemissionofsmokeandgasesarenotspecifiedforcablesusedforHazardLevel1ofEN45545-1.NOTE6EN45545-1isstillunderdevelopmentandshouldbeconsulted.EN50306-4shouldbeusedinconjunctionwithEN50306-1,Generalrequirements,EN50306-2,Singlecorecables,andEN50306-3,Singlecoreandmulticorecables.note:2)Atdraftstage.
【中国标准分类号】:S35
【国际标准分类号】:13_220_40;29_060_20;45_060_01
【页数】:30P.;A4
【正文语种】:英语