BS EN 357-2000 建筑物中的玻璃.透明或半透明玻璃制品制防火玻璃元素.防火性能的分类

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【英文标准名称】:Electricalapparatusforpotentiallyexplosiveatmospheres-Intrinsicsafety'i'
【原文标准名称】:防爆电器.内在安全"i"
【标准号】:BSEN50020-2002
【标准状态】:作废
【国别】:英国
【发布日期】:2002-07-04
【实施或试行日期】:2002-07-04
【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】:防电击;变压器;继电器;本征安全;电气安全;设备;印制电路;电驱动装置;安全;接地连接;电气工程;外壳;元部件;绝缘;定义;试验;爆炸性环境;电路;电气元件;作标记;半导体;接地;电力变压器;原电池;二次电池;组装件;电气布线系统;i型防护电气设备;二极管;可燃性环境;电容器;电插头;标准操作;漏电路径;防爆;间隙
【英文主题词】:Assemblies;Capacitors;Circuits;Clearances;Components;Definition;Definitions;Diodes;Earthing;Earthingconnection;Electricplugs;Electricwiringsystems;Electricalcomponents;Electricalengineering;Electricalsafety;Electrically-operateddevices;Enclosures;Equipment;Explosionprotection;Explosiveatmospheres;Flammableatmospheres;Insulations;Intrinsicsafety;Leakagepaths;Marking;Normaloperation;Powertransformers;Primarycells;Printedcircuits;Protectionagainstelectricshocks;Relays;Safety;Secondarycells;Semiconductors;Testing;Transformers;Typeiprotectedelectricalequipment
【摘要】:1ThisEuropeanStandardspecifiestheconstructionandtestingofintrinsicallysafeapparatus,intendedforuseinpotentiallyexplosiveatmospheresandforassociatedapparatus,whichisintendedforconnectiontointrinsicallysafecircuitswhichentersuchatmospheres.2ThisEuropeanStandardsupplementsEN50014:1992Electricalapparatusforpotentiallyexplosiveatmospheres—generalrequirementsedition1992,therequirementsofwhichapplytointrinsicallysafeapparatusandtoassociatedapparatusexceptasindicatedinthefollowinglist.IfassociatedapparatusisprotectedbyatypeofprotectionlistedinEN50014thentherequirementsofthatmethodofprotectiontogetherwiththerelevantPartsofEN50014alsoapplytotheassociatedapparatus.Thelistofexclusionswhichfollowsisdirectlyapplicabletoassociatedapparatusintendedforuseinsituationswherethereisnopotentiallyhazardousatmosphereandinothercircumstancesshouldbeusedincombinationwiththerequirementsoftheothermethodsofprotection.3Thisstandardisapplicabletoelectricalapparatusinwhichtheelectricalcircuitsthemselvesareincapableofcausinganexplosioninthesurroundingexplosiveatmosphere.4ThisstandardisalsoapplicabletoelectricalapparatusorpartsofelectricalapparatuslocatedoutsidethepotentiallyexplosiveatmosphereorprotectedbyanothertypeofprotectionlistedinEN50014,wheretheintrinsicsafetyoftheelectricalcircuitsinthepotentiallyexplosiveatmospheremaydependuponthedesignandconstructionofsuchelectricalapparatusorpartsofsuchelectricalapparatus.Theelectricalcircuitsexposedtothepotentiallyexplosiveatmosphereareevaluatedforuseinsuchanatmospherebyapplyingthisstandard.NOTE.MethodsofinterconnectionofintrinsicallysafeapparatusandassociatedapparatusarespecifiedinEN50039.
【中国标准分类号】:K35
【国际标准分类号】:29_260_20
【页数】:96P.;A4
【正文语种】:英语


【英文标准名称】:Undergroundminingmachinery-Specificationforthesafetyrequirementsofarmouredfaceconveyors.
【原文标准名称】:地下采矿机械.刮板输送机安全要求规范
【标准号】:NFE56-006/IN1-2009
【标准状态】:现行
【国别】:法国
【发布日期】:2009-06-01
【实施或试行日期】:
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:D93
【国际标准分类号】:73_100_99
【页数】:3P;A4
【正文语种】:其他