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BS EN 50264-2-1-2008 铁路设施.具有专门防火性能的铁路车辆电力和控制电缆.交联弹性体绝缘电缆.单芯电缆

作者:标准资料网 时间:2024-05-14 13:13:47  浏览:9357   来源:标准资料网
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【英文标准名称】:Railwayapplications-Railwayrollingstockpowerandcontrolcableshavingspecialfireperformance-Part2-1:Cableswithcrosslinkedelastomericinsulation—Singlecorecables
【原文标准名称】:铁路设施.具有专门防火性能的铁路车辆电力和控制电缆.交联弹性体绝缘电缆.单芯电缆
【标准号】:BSEN50264-2-1-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-08-29
【实施或试行日期】:2008-08-29
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:事故预防;尺寸;电缆;电线;电气装置;电驱动装置;防火安全;绝缘套;保护措施;铁路设施;铁路电力牵引装置;铁道车辆;铁路;铁路车辆;安全;安全工程;安全要求;单线的;规范(验收);火焰表面传播;交通车辆;壁厚
【英文主题词】:Accidentprevention;Dimensions;Electriccables;Electricalcords;Electricalinstallations;Electrically-operateddevices;Firesafety;Insulationsleeve;Protectivemeasures;Railwayapplications;Railwayelectrictractionequipment;Railwayvehicles;Railways;Rollingstocks;Safety;Safetyengineering;Safetyrequirements;Singlewire;Specification(approval);Surfacespreadofflame;Trafficvehicles;Wallthicknesses
【摘要】:EN50264-2-1specifiesrequirementsfor,andconstructionsanddimensionsof,singlecorecablesofthefollowingtypesandvoltageratings:?0,6/1kVunscreened,unsheathed(1mm2to400mm2);?1,8/3kVunscreened,unsheathed(1,5mm2to400mm2);?1,8/3kVunscreened,sheathed(1,5mm2to400mm2);?3,6/6kVunscreened,sheathed(2,5mm2to400mm2).Allcableshaveclass5tinnedcopperconductorstoEN60228,halogen-freeinsulationandhalogen-freesheath.Theyareforuseinrailwayrollingstockasfixedwiring,orwiringwherelimitedflexinginoperationisencountered.Therequirementsprovideforacontinuousconductortemperaturenotexceeding90°Candamaximumtemperatureforshortcircuitconditionsof200°Cbasedonadurationof5s.Underfireconditionsthecablesexhibitspecialperformancecharacteristicsinrespectofmaximumpermissibleflamepropagation(flamespread)andmaximumpermissibleemissionofsmokeandtoxicgases.EN50264-2-1shouldbereadinconjunctionwithPart1“Generalrequirements”.
【中国标准分类号】:K13
【国际标准分类号】:13_220_20;29_060_20;45_060_01
【页数】:28P.;A4
【正文语种】:英语


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【英文标准名称】:StandardPracticeforPerformingAcceleratedOutdoorWeatheringofPressure-SensitiveTapesUsingConcentratedNaturalSunlight
【原文标准名称】:用浓聚的自然光进行压敏带的加速室外老化的标准实施规程
【标准号】:ASTMD5105-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D10.14
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:露天气候;包装件;快速试验;阳光;窄条带材;通风
【英文主题词】:acceleratedoutdoorweathering;naturalsunlight;pressure-sensitivetape
【摘要】:Thispracticeprovidesameansofqualitativeassessmentsofoutdoorweatheringeffectsonpressure-sensitivetapes.Theresistanceoftapestooutdoorweatheringisdeterminedrelativetotheresistanceofacontroltapewithknownstability.Iftestsdescribedinthispracticeproducethesametypeofdegradationasfoundinreal-timeexposuresofthesamematerials,itispossibletousetheresultsfromtheseshort-termteststodeterminethequantitativeeffectsofnaturalweathering.Thetimingofexposuretestingcoveringbothoutdoorconventionalandoutdooracceleratedexposureofthispractice,usinglevelsofultravioletsolarradiationexposure(MJ/m2)ofUV(295to385nm)isanimprovementinthetimingofexposuretesting.Testingspecificlevelsofsolarradiantexposure(MJ/m2)maybeusedtoestablishrelativeequivalentexposure,buttheuseof(MJ/m2ofUV(295to385nm))isthepreferredmethod.4,5,6Theradiantexposure(308or616MJ/m2)suggestedinthispracticeapproximatesoneandtwoyears,respectively,ofexposureintheSouthwestandFlorida.Sinceallmaterialsx201C;weatherx201D;atdifferentratesindifferentenvironments,resultsobtainedusingthispracticeshouldnotberepresentedasequivalenttonaturalweatheringuntilthedegreeofquantitativecorrelationhasbeenestablishedforthematerialtestedintheenvironmentofitsuse.Note18212;Theultravioletcontentofnaturalsunshineistime-of-yeardependent,bothqualitativelyandquantitatively.Thus,wintertimetestingrequireslongerexposureperiodsontheFlesnel-reflectortestmachinesdescribedtoachieveequalultravioletenergydepositionandaquantitativeequallevelofdegradationconcomitantwithsummertimetesting.1.1Thispracticecoversoneprocedurefortheexposureofpressure-sensitivetapestoanacceleratedoutdoorweatheringenvironment.1.2Thispracticedescribessamplepreparationandanacceleratedoutdoorenvironmenttowhichitshallbeexposed.Itdoesnotspecifywhatobservationsortestsaretobeperformedonthematerialfollowingexposure.1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A80
【国际标准分类号】:
【页数】:3P.;A4
【正文语种】:



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