ISO 155-1975 皮带传动.皮带轮.中心调整极限值

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【英文标准名称】:Electricalapparatusforexplosivegasatmospheres-Part25:Intrinsicallysafesystems
【原文标准名称】:爆炸性气体环境用电气设备.第25部分:本质安全型系统
【标准号】:IEC60079-25-2003
【标准状态】:作废
【国别】:国际
【发布日期】:2003-08
【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/SC31G
【标准类型】:()
【标准水平】:()
【中文主题词】:爆炸危险;保护形式;装置;电路;电驱动装置;防爆;定义;文献工作;分类;描述;可燃性环境;接地;爆炸;i型防护电气设备;防护等级;作标记;电缆;爆炸区;本质安全型电气设备;评定;安全工程;设计;电气工程;类别;电气布线系统;试验;额定值
【英文主题词】:Ambienttemperature;Bodies;Cables;Categories;Circuits;Classification;Definitions;Degreesofprotection;Descriptions;Design;Documentations;Earthing;Electricwiringsystems;Electricalengineering;Electricalequipment;Electrically-operateddevices;Environment;Equipment;Evaluations;Explosionarea;Explosionhazard;Explosionprotection;Explosions;Flammableatmospheres;Installations;Intrinsicsafety;Intrinsicallysafeelectricaldevices;Marking;Ratings;Safetyengineering;Self-certificationschemes;Temperature;Testing;Typeiprotectedelectricalequipment;Typeofprotection
【摘要】:Containsthespecificrequirementsforconstructionandassessmentofintrinsicallysafeelectricalsystems,typeofprotection"i",intendedforuse,asawholeorinpart,inexplosiveatmospheresinGroupIIlocations.Intendedforusebythedesigner
【中国标准分类号】:K35
【国际标准分类号】:29_260_20
【页数】:136P;A4
【正文语种】:英语


【英文标准名称】:Electromagneticcompatibility(EMC)-Part4-29:Testingandmeasurementtechniques;Voltagedips,shortinterruptionsandvoltagevariationsond.c.inputpowerportimmunitytests
【原文标准名称】:电磁兼容性(EMC).第4-29部分:试验和测量技术.直流输入电力端口上的电压暂降、短时中断和电压变化抗扰度试验
【标准号】:IEC61000-4-29-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-08
【实施或试行日期】:2007-09-01
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC77A
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;直流电流;电器;电气工程;电磁兼容性;电磁试验;EMC;入口;谐波电流;抗扰度;干扰抑制;中断;极限(数学);低压设备;测量技术;网;网络;短期;快速;试验;电压降;电压波动
【英文主题词】:Definitions;Directcurrent;Electricappliances;Electricalengineering;Electromagneticcompatibility;Electromagnetictests;EMC;Entrances;Harmoniccurrent;Immunity;Interferencerejections;Interruptions;Limits(mathematics);Low-voltageequipment;Measuringtechniques;Nets;Network;Short-time;Testing;Voltagedips;Voltagefluctuations
【摘要】:ThispartofIEC61000definestestmethodsforimmunitytovoltagedips,shortinterruptionsandvoltagevariationsatthed.c.inputpowerportofelectricalorelectronicequipment.Thisstandardisapplicabletolowvoltaged.c.powerportsofequipmentsuppliedbyexternald.c.networks.Theobjectofthisstandardistoestablishacommonandreproduciblebasisfortestingelectricalandelectronicequipmentwhensubjectedtovoltagedips,shortinterruptionsorvoltagevariationsond.c.inputpowerports.Thisstandarddefines:-therangeoftestlevels;-thetestgenerator;-thetestset-up;-thetestprocedure.Thetestdescribedhereinafterappliestoelectricalandelectronicequipmentandsystems.ItalsoappliestomodulesorsubsystemswhenevertheEUT(equipmentundertest)ratedpowerisgreaterthanthetestgeneratorcapacityspecifiedinclause6.Therippleatthed.c.inputpowerportisnotincludedinthescopeofthispartofIEC61000.ItiscoveredbyIEC61000-4-17Thisstandarddoesnotspecifytheteststobeappliedtoparticularapparatusorsystems.ItsmainaimistogiveageneralbasicreferencetoIECproductcommittees.Theseproductcommittees(orusersandmanufacturersofequipment)remainresponsiblefortheappropriatechoiceofthetestsandtheseverityleveltobeappliedtotheirequipment.note:1)IEC61000-4-17,Electromagneticcompatibility(EMC)-Part4-17:Testingandmeasurementtechniques-Rippleond.c.inputpowerportimmunitytest
【中国标准分类号】:L06
【国际标准分类号】:33_100_20
【页数】:13P.;A4
【正文语种】:英语