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【英文标准名称】:Electricalapparatusforuseinthepresenceofcombustibledust-Selectionandinstallation
【原文标准名称】:有可燃性粉尘场所用电气设备.选择和安装
【标准号】:BSEN61241-14-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-11-26
【实施或试行日期】:2004-11-26
【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】:表面温度;火花;保护形式;爆炸危险;爆炸性环境;可燃性;易燃材料;临界温度;尘埃;防尘罩;规范(验收);灰尘爆炸;电气设备;燃料;保护设备;安装;安装;安全措施;安装规范;点火防护装置;选择;可燃性环境;测量仪器;保护措施;防护等级;电气安全;电气工程;电驱动装置;试样;电气器具;外壳;尘状的;防爆;维修;设备;定义;试验;电气外壳;易燃性;防火安全;容器密封性;防尘的;ID型保护电气设备;MD型保护电气设备;TD型保护电气设备;交付使用
【英文主题词】:Casetightness;Combustibility;Combustible;Commissioning;Definition;Definitions;Degreesofprotection;Dust;Dustexplosions;Dustguards;Dusttight;Dusty;Electricappliances;Electricenclosures;Electricalengineering;Electricalequipment;Electricalsafety;Electrically-operateddevices;Enclosures;Equipment;Erection;Erectionspecification;Explosionhazard;Explosionprotection;Explosiveatmospheres;Firesafety;Flammableatmospheres;Flammablematerials;Ignitionprotection;Inflammable;Installations;Maintenance;Measuringinstruments;Protectiondevices;Protectivemeasures;Safetymeasures;Samples;Selection;Sparking;Specification(approval);Surfacetemperatures;Temperaturelimits;Testing;TypeiDprotectedelectricalequipment;TypemDprotectedelectricalequipment;Typeofprotection;TypepDprotectedelectricalequipment;TypetDprotectedelectricalequipment
【摘要】:ThispartofIEC61241specifiesgeneralrequirements,additionaltothoserequiredforbasicelectricalsafety,fortheselectionofelectricalapparatusandinstrumentsandassociatedequipment,andfortheinstallationofelectricalapparatustoensuresafeuseinareaswherecombustibledustmaybepresentinquantitieswhichcouldleadtoafireorexplosionhazard.NOTEVariouspartsoftheIEC61241seriesspecifyrequirementsforthedesign,constructionandtestingofelectricalapparatus.Apparatuswithinthescopeofthisstandardmayalsobesubjectedtoadditionalrequirementsinotherstandards.Theapplicationofelectricalapparatusinatmosphereswhichmaycontainexplosivegasaswellascombustibledust,whethersimultaneouslyorseparately,requiresadditionalprotectivemeasureswhicharenotwithinthescopeofthisstandard.Thisstandardincludesseveraltypesofprotectionthatprotecteitherfromingressofdustorhaveinsufficientenergytocauseignitionandprovidesurfacetemperaturelimitation.Theprinciplesofthisstandardmayalsobefollowedwhencombustiblefibresorflyingscauseahazard.Wheretheapparatusisrequiredtomeetotherenvironmentalconditions,forexample,protectionagainstingressofwaterandresistancetocorrosion,additionalmethodsofprotectionmaybenecessary.Themethodusedshouldnotadverselyaffecttheintegrityoftheenclosure.Therequirementsofthisstandardapplyonlytotheuseofelectricalapparatusundernormalornearnormalatmosphericconditions.Forotherconditions,additionalprecautionsmaybenecessary.Forexample,mostflammablematerialsandmanymaterialswhicharenormallyregardedasnon-flammablemightburnvigorouslyunderconditionsofoxygenenrichment.Otherprecautionsmightalsobenecessaryintheuseofelectricalapparatusunderconditionsofextremetemperatureandpressure.Suchprecautionsarebeyondthescopeofthisstandard.Thisstandarddoesnotapplytodustfromexplosiveswhichdonotrequireatmosphericoxygenforcombustion;neitherdoesitapplytopyrophoricsubstances.Thisstandardisnotapplicabletoelectricalapparatusintendedforuseinundergroundpartsofmines,northosepartsofsurfaceinstallationsofsuchminesendangeredbyfiredampand/orcombustibledust.Thisstandarddoesnottakeaccountofanyriskduetoanemissionofflammableortoxicgasfromthedust.Therequirementsspecifiedinthisstandardaresupplementarytoandnotalternativetoanyrequirementsthatwouldapplytoapparatusandinstallationsinnon-hazardousareas.
【中国标准分类号】:K35
【国际标准分类号】:29_260_20
【页数】:44P.;A4
【正文语种】:英语