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BS EN 60079-26-2007 爆炸性环境.设备保护等级(EPL)为Ga级的设备

作者:标准资料网 时间:2024-04-27 23:53:09  浏览:9871   来源:标准资料网
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【英文标准名称】:Explosiveatmospheres.Equipmentwithequipmentprotectionlevel(EPL)Ga
【原文标准名称】:爆炸性环境.设备保护等级(EPL)为Ga级的设备
【标准号】:BSEN60079-26-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-10-31
【实施或试行日期】:2007-10-31
【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】:环境;燃烧气体;分类;分类系统;危险区域;设计;电气器具;电气工程;电气设备;电气装置;电驱动装置;设备;爆炸区;爆炸危险;防爆;爆炸安全;防爆作用;爆炸物;爆炸性环境;炸药;可燃性环境;易燃材料;易燃性;作标记;隔墙;潜在爆炸物;防护电气设备;保护措施;安全性;安全性要求;规范(验收);测试;保护形式;通风
【英文主题词】:Atmosphere;Burninggases;Classification;Classificationsystems;Dangerzones;Design;Electricappliances;Electricalengineering;Electricalequipment;Electricalinstallations;Electrically-operateddevices;Equipment;Explosionarea;Explosionhazard;Explosionprotection;Explosionsecurity;Explosion-proof;Explosive;Explosiveatmospheres;Explosives;Flammableatmospheres;Flammablematerials;Inflammable;Marking;Partitions;Potentiallyexplosivematerials;Protectedelectricalequipment;Protectivemeasures;Safety;Safetyrequirements;Specification(approval);Testing;Typeofprotection;Ventilation
【摘要】:ThispartofIEC60079specifiestheparticularrequirementsforconstruction,testandmarkingforelectricalequipmentthatprovidesequipmentprotectionlevel(EPL)Ga.Thiselectricalequipment,withintheoperationalparametersspecifiedbythemanufacturer,ensuresaveryhighlevelofprotectionthatincludesrarefaultsrelatedtotheequipmentortwofaultsoccurringindependentlyofeachother.NOTE1Amalfunctionmayresultfromafailureofthecomponentpartsoftheelectricalequipmentorfromanticipatedexternallyappliedinfluences.Twoindependentmalfunctionswhichmayoccurmorefrequentlyandwhich,separately,wouldnotcreateanignitionhazardbutwhich,incombination,couldcreateapotentialignitionhazard,shouldberegardedasoccurringtogethertoformararefault.NOTE2Thiselectricalequipmentisintendedforuseinzone0hazardousareas,inwhichexplosivegasatmospherescausedbymixturesofairandgases,vapoursormistsundernormalatmosphericconditionsarepresentcontinuously,forlongperiodsorfrequently.Thisstandardalsoappliestoequipmentmountedacrossaboundarywheredifferentprotectionlevelsmayberequired.EXAMPLE:Inthewallofastoragevesselcontainingzone0withanambientdefinedaszone1.Thisstandardalsoappliestoequipmentinstalledinanarearequiringalowerprotectionlevel,butelectricallyconnectedtoequipmentwithequipmentprotectionlevel(EPL)Ga(associatedapparatus).ThisstandardsupplementsthegeneralrequirementsinIEC60079-0andtherequirementsofthestandardizedtypesofprotection,inaccordancewiththeIEC60079series,toadaptthelevelofsafetyprovidedbythosestandardsinordertoprovideEPLGa.
【中国标准分类号】:K35
【国际标准分类号】:13_230;29_260_20
【页数】:28P.;A4
【正文语种】:英语


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【英文标准名称】:Vitrifiedclaypipesandfittingsandpipejointsfordrainsandsewers.Requirements
【原文标准名称】:排水排污用陶土管和配件以及连接件.第1部分:试验要求
【标准号】:BSEN295Pt.1-1991
【标准状态】:作废
【国别】:英国
【发布日期】:1991-10-31
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:管;排水管;曲率;断裂伸长;形状公差;管联接器;套筒接合;下水道;直径;抗拉强度;性能;长度;尺寸公差;作标记;名称与符号;材料强度;抗压强度;陶瓷;流体设备;管道配件;直线度测量;连接;互换性;粘结强度;优先尺寸
【英文主题词】:
【摘要】:
【中国标准分类号】:Q81
【国际标准分类号】:
【页数】:20P;A4
【正文语种】:英语


Product Code:SAE J1614
Title:Wiring Distribution Systems for Construction, Agricultural, and Off-Road Work Machines
Issuing Committee:Cttc C1, Hydraulic Systems
Scope:This SAE Standard specifies requirements and design guidelines for electrical wiring systems of less than 50 V and cable diameters from 0.8 to 19 mm2 used on construction, agricultural, and general purpose industrial categories of off-road self-propelled work machines as defined in SAE J1116.

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