【英文标准名称】:Explosiveatmospheres-Part31:Equipmentdustignitionprotectionbyenclosure"t"
【原文标准名称】:爆炸性环境.第31部分:"t"型外壳的防尘点火设备防护
【标准号】:IEC60079-31-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-11
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC31
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;设计;灰尘爆炸;防尘罩;电器;电气外壳;电气设备;电气工程;外壳;防爆;爆炸性环境;防火安全;可燃性环境;易燃材料;作标记;潜在爆炸物;安全工程;规范(验收);表面温度;试验;t型防护电气设备
【英文主题词】:Definitions;Design;Dustexplosions;Dustguards;Electricappliances;Electricenclosures;Electricalappliances;Electricalengineering;Enclosures;Explosionprotection;Explosiveatmospheres;Firesafety;Flammableatmospheres;Flammablematerials;Marking;Potentiallyexplosivematerials;Safetyengineering;Specification(approval);Surfacetemperatures;Testing;Typetprotectedelectricalequipment;TypetDprotectedelectricalequipment
【摘要】:ThispartofIEC60079isapplicabletoelectricalequipmentprotectedbyenclosureandsurfacetemperaturelimitationforuseinexplosivedustatmospheres.Itspecifiesrequirementsfordesign,constructionandtestingofelectricalequipment.ThisstandardsupplementsandmodifiesthegeneralrequirementsofIEC60079-0.WherearequirementofthisstandardconflictswitharequirementofIEC60079-0,therequirementofthisstandardshalltakeprecedence.Thisstandarddoesnotapplytodustsofexplosives,whichdonotrequireatmosphericoxygenforcombustion,ortopyrophoricsubstances.Thisstandarddoesnotapplytoelectricalequipmentintendedforuseinundergroundpartsofminesaswellasthosepartsofsurfaceinstallationsofsuchminesendangeredbyfiredampand/orcombustibledust.Thisstandarddoesnottakeaccountofanyriskduetoanemissionofflammableortoxicgasfromthedust.NOTE1Theapplicationofelectricalequipmentinatmospheres,whichmaycontaincombustibledustaswellasexplosivegas,whethersimultaneouslyorseparately,mayrequireadditionalprotectivemeasures.NOTE2Wheretheequipmenthastomeetotherenvironmentalconditions,forexample,protectionagainstingressofwaterandresistancetocorrosion,additionalmethodsofprotectionmaybenecessary.Themethodusedshouldnotadverselyaffecttheintegrityoftheenclosure.
【中国标准分类号】:K35
【国际标准分类号】:29_260_20
【页数】:21P;A4
【正文语种】:英语