DB45/T 418-2007 西瓜嫁接苗生产技术规程

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【英文标准名称】:Weldedsteeltubesforpressurepurposes-Technicaldeliveryconditions-Part2:Electricweldednon-alloyandalloysteeltubeswithspecifiedelevatedtemperatureproperties;GermanversionEN10217-2:2002
【原文标准名称】:承压焊接钢管.交货技术条件.第2部分:具有规定高温性能的非合金和合金电焊钢管
【标准号】:DINEN10217-2-2002
【标准状态】:作废
【国别】:德国
【发布日期】:2002-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【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】:H48
【国际标准分类号】:77_140_75;23_040_10
【页数】:28P;A4
【正文语种】:德语


【英文标准名称】:Electricalapparatusforuseinthepresenceofcombustibledust-Part11:Protectionbyintrinsicsafety'iD'
【原文标准名称】:有可燃性粉尘场合用电气设备.第11部分:本征安全"iD"型保护设备
【标准号】:IEC61241-11-2005
【标准状态】:作废
【国别】:国际
【发布日期】:2005-10
【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/SC31H
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;规范(验收);定义;电气器具;温度限值;容器密闭性;内在安全;电气安全;尘埃;分类系统;合格试验;灰尘的;灰尘爆炸;外壳;防火安全;尘云;ID型保护电气设备;燃料;防爆;座孔;设计;开关设备;可燃性环境;防尘罩;易燃材料;保护措施;电气外壳;防尘;安装;电气设备;安全措施;防护等级;测量仪器;电驱动装置;旋转电机;保护设备;灯具;防爆电气设备;选择;点火防护装置;试样;表面温度;熔断器;插头;易燃性;爆炸性环境;保护形式;爆炸危险;试验
【英文主题词】:Casetightness;Classificationsystems;Combustible;Degreesofprotection;Design;Dust;Dustcloud;Dustexplosions;Dustguards;Dusttight;Dusty;Electricappliances;Electricenclosures;Electricalengineering;Electricalequipment;Electricalsafety;Electrically-operateddevices;Enclosures;Erection;Explosionhazard;Explosionprotection;Explosion-proof;Explosiveatmospheres;Firesafety;Flammableatmospheres;Flammablematerials;Fuses;Ignitablesubstances;Ignitionprotection;Inflammable;Intrinsicsafety;Intrinsicallysafeelectricaldevices;Luminaires;Marking;Measuringinstruments;Plugs;Protectiondevices;Protectivemeasures;Qualificationtests;Rotatingelectricmachines;Safetymeasures;Samples;Selection;Sockets;Specification(approval);Surfacetemperatures;Switchgear;Temperaturelimits;Testing;TypeiDprotectedelectricalequipment;Typeofprotection
【摘要】:ThispartofIEC61241specifiesrequirementsfortheconstructionandtestingofintrinsicallysafeapparatusintendedforuseinpotentiallyexplosivedustcloudordustlayerenvironmentsandforassociatedapparatusthatisintendedforconnectiontointrinsicallysafecircuitswhichentersuchenvironments.ThisstandardsupplementsthegeneralrequirementsofIEC61241-0:exceptasindicatedinthefollowinglist.ApparatusutilizedinsystemswillmeettherequirementsofIEC60079-25.IfassociatedapparatusisprotectedbyatypeofprotectionlistedinIEC61241-0orIEC60079-0thentherequirementsofthatmethodofprotectiontogetherwiththerelevantpartsofIEC61241orIEC60079alsoapplytotheassociatedapparatus.Thelistofexclusionswhichfollowsisdirectlyapplicabletoassociatedapparatusintendedforuseinsituationswherethereisnopotentiallyhazardousatmosphereandinothercircumstancesshouldbeusedincombinationwiththerequirementsoftheothermethodsofprotection.ClauseorsubclauseofIEC61241-0ClauseexcludedforIntrinsicallysafeapparatus4.1GeneralNo4.2OpeningenclosuresYes4.3EnvironmentalconditionsNo5.1MaximumsurfacetemperatureNo5.2Maximumsurfacetemperaturewithrespecttodustlayersabove50mmNo6.1.1MaterialspecificationNo6.1.2PlasticmaterialsNo6.1.3VerificationofcomplianceNo6.1.4ThermalenduranceNo6.1.5ElectrostaticchargesNo6.2.1AlloysNo6.2.2ThreadedholesYes7FastenersYes8InterlockingdevicesYes9BushingsYes10MaterialsusedforcementingNo12ConnectionfacilitiesandterminalcompartmentsYes13ConnectionfacilitiesforearthingorbondingconductorsYes14CableandconduitentriesNo15to20SupplementaryrequirementsforcertainelectricalapparatusNo
【中国标准分类号】:K35
【国际标准分类号】:29_260_20
【页数】:42P;A4
【正文语种】:英语