BS EN 50125-1-1999 铁路设施.设备环境条件.平板车载设备

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【英文标准名称】:Railwayapplications.Environmentalconditionsforequipment.Part1:Equipmentonboardrollingstock
【原文标准名称】:铁路设施.设备环境条件.平板车载设备
【标准号】:BSEN50125-1-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-12-15
【实施或试行日期】:1999-12-15
【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】:铁路设备;电力系统干扰;谐波;加速度;工作环境;温度;等级(质量);分类系统;湿度;铁道车辆;冰;太阳辐射;大气压;电气设备;铁路设施;机电装置;高度;大气干扰;电气元件;电子设备及元件;污染;雪;交流电流;降雨
【英文主题词】:Airtemperatures;Alternatingcurrent;Definitions;Directcurrent;Electricappliances;Electrictraction;Electricalengineering;Electricalequipment;Electricalinstallations;Electrically-operateddevices;Electronically-operateddevices;Environmentalconditions;Environmentaleffects;Environmentalresistance;Equipment;Humidity;Low-voltageswitchgear;Railwayapplications;Railwayengineering;Railwayvehicles;Railways;Ratings;Rollingstocks;Specification(approval);Supplysystems;Supplyvoltages;Surgearresters;Vehicles;Weathercondition;Weatherresistance;Weatherresistant;Winds
【摘要】:ThisstandardintendstodefineenvironmentalconditionswithinEurope.NOTEcanalsobeappliedelsewherebyagreement.Thescopeofthisstandardcoverstheuseofonboardelectrical,electromechanicalandelectronicequipmentforrollingstock,forthefollowingparameters:Altitude,Temperature,Humidity,Airmovement,Rain,Snowandhail,Ice,Solarradiation,Lightning,Pollution,Vibrationsandshocks,Electromagneticinterferenceenvironment,Acousticnoiseenvironment,Supplysystemcharacteristics.Inparticularthestandarddefines:-interfaceconditionsbetweenthevehicleanditsenvironment;-generalenvironmentalrulesfortheequipmentofrollingstock,especiallyforthemainsub-systems(level3-definedbyR009-003ofavehicle(cubicles,cabling,largecomponents,etc.).InthisrespectitgivesgeneralguidanceinordertoallowthefairnessofbidassessmentsintheprocessofEuropeanProjects.Thedefinedenvironmentalconditionsareconsideredasnormalinservice;occasionallymoresevereconditionsmaybespecified.Microclimatessurroundingcomponentsmaybedefinedbyrelevantproductstandardsorbyspecialrequirements.Thisstandardisnotintendedtoapplytocranes,miningvehicles,cablecars.Passengereffectsontheequipmentandequipmenteffectonthepassengersarenotconsideredinthisstandard.
【中国标准分类号】:S33
【国际标准分类号】:29_280;45_060_10
【页数】:20P.;A4
【正文语种】:英语


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【英文标准名称】:Samplingandanalysisofcopperandcopperalloys-Methodfordeterminationofchromiumincopperalloys:titrimetricmethod
【原文标准名称】:铜和铜合金的取样与分析.第10部分:用滴定法对铜合金中铬的测定方法
【标准号】:BS6721-10-1989
【标准状态】:现行
【国别】:英国
【发布日期】:1989-02-28
【实施或试行日期】:1989-02-28
【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】:电位测量法;铬;容量分析;铜;铜合金;化学分析和试验;含量测定;试验条件;浓度(化学)
【英文主题词】:Chemicalanalysisandtesting;Chromium;Copper;Copperalloys;Determinationofcontent;Volumetricanalysis
【摘要】:Determinationofthetotalchromiumcontentbetween0.10and2.0%(m/m)incopper-chromiumalloys.
【中国标准分类号】:H13
【国际标准分类号】:77_120_30
【页数】:8P;A4
【正文语种】:英语