【英文标准名称】:Transportableventilatedroomswithorwithoutaninternalsourceofrelease
【原文标准名称】:配备或不配备室内排气装置的可移动的通风房间
【标准号】:BSEN50381-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-01-07
【实施或试行日期】:2005-01-07
【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】:电气设备;试验;电气安全;电驱动装置;建筑物服务设施;设备;空调系统;规范(验收);防爆;安全装置;设计;可燃性环境;电气工程;通风;防护等级;定义;分离;防电击;保护形式;安全措施;安全准备;作标记;温度致适;房屋;气体检测器;便携的
【英文主题词】:
【摘要】:ThisEuropeanStandardcontainsthespecificrequirementsfortheconstructionandtestingoftransportableventilatedrooms(TVR's),suchasskidmountedanalyserhouseswithtypeofprotection'v'intendedforuseinpotentiallyexplosiveatmospheres.Transportableinthissensemeansmanufacturedinonelocation(themanufacturer'spremises)fortradeandtransportationtoanotherlocation(theuser'spremises)forinstallationanduse.ThisEuropeanStandardsupplementsEuropeanStandardEN50014orwhereappropriateEN50021,therequirementsofwhichapplytoelectricalapparatuswithtypeofprotection'v'exceptasmodifiedwithinthisstandard.ThisstandarddoesnotcontaintherequirementsforequipmentgroupII,category1orequipmentgroupI,categoryM1.ThisstandarddoesnotcontaintherequirementsforequipmentgroupI,categoryM2wherethereexistsapotentialsourceofrelease.ThisstandarddoesnotcontaintherequirementsforgroupIIwherethereexistsapotentialhazardfromcombustibledusts.NOTEItisnottheintentionofthisEuropeanStandardtocoverstationaryanalyzerhousesaccordingtoEN61285.ThisEuropeanStandardincludestherequirementsfortheconstructionoftheTVRanditsassociatedcomponentsincluding,theinletandoutletaperturesfortheventilationgassupplyandforthesafetyprovisionsanddevicesnecessaryforthetypeofprotection'v'.ThisEuropeanStandardspecifiestherequirementsforTVR'swithorwithoutaninternalsourceofreleaseofpotentiallyflammableortoxic,gas,liquidorvapour(forexampleanalyzersplacedwithintheTVR).Duetothesafetyfactorsincorporatedinthetypeofprotection,theuncertaintyofmeasurementinherentingoodquality,regularlycalibratedmeasurementequipmentisconsideredtohavenosignificantdetrimentaleffectandneednotbetakenintoaccountwhenmakingthemeasurementsnecessarytoverifycomplianceoftheapparatuswiththerequirementsofthisstandard.
【中国标准分类号】:P48
【国际标准分类号】:29_260_20
【页数】:44P;A4
【正文语种】:英语