IEEE C 62.43-1999 低压(相当于或低于1000V或多或1200Vdc)数据、通信和信令电路用过电压保护器的使用指南

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【英文标准名称】:Guidefortheapplicationofsurgeprotectorsusedinlow-voltage(equaltoorlessthan1000Vor1200Vdc)data,communications,andsignallingcircuits
【原文标准名称】:低压(相当于或低于1000V或多或1200Vdc)数据、通信和信令电路用过电压保护器的使用指南
【标准号】:IEEEC62.43-1999
【标准状态】:作废
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国电气电子工程师学会(IEEE)
【起草单位】:IEEE
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;脉冲电压;浪涌(电);冲击电流;过电压保护;电压极限;电压保护;单线;信令传输;通信系统;数据系统
【英文主题词】:Communicationsystems;Datasystems;Electricalengineering;Impulsevoltages;Signallines;Signalingtransmission;Surgecurrent;Surgeprotection;Surges(electrical);Voltagelimitation;Voltageprotection
【摘要】:
【中国标准分类号】:M41
【国际标准分类号】:29_120_50
【页数】:46P;A4
【正文语种】:英语


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【英文标准名称】:StandardGuideforFieldLoggingofSubsurfaceExplorationsofSoilandRock
【原文标准名称】:土壤和岩石地下勘察的现场记录用标准指南
【标准号】:ASTMD5434-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D18.07
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:drilling;explorations;geologicinvestigations;groundwater;logging;preliminaryinvestigations;sampling;soilinvestigations;subsurfaceinvestigations,Drilling(insoil/rock);Explorations;Fieldtesting--rock;Fieldtesting--soil;Geologicalinves
【摘要】:Thepreparationoffieldlogsprovidesdocumentationoffieldexplorationproceduresandfindingsforgeotechnical,geologic,hydrogeologic,andotherinvestigationsofsubsurfacesiteconditions.Thisguidemaybeusedforabroadrangeofinvestigations.Therecordedinformationinafieldlogwilldependonthespecificpurposeofthesiteinvestigation.Alloftheinformationgiveninthisguideneednotappearinallfieldlogs.Note18212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivesampling.UsersofthispracticearecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thisguidedescribesthetypeofinformationthatshouldberecordedduringfieldsubsurfaceexplorationsinsoilandrock.1.2Thisguideisnotintendedtospecifyalloftheinformationrequiredforpreparingfieldlogs.Suchrequirementswillvarydependingonthepurposeoftheinvestigation,theintendeduseofthefieldlog,andparticularneedsoftheclientoruser.1.3Thisguideisapplicabletoboreholes,augerholes,excavatedpits,orothersubsurfaceexposuressuchasroadsidecutsorstreambanks.ThisguidemayserveasasupplementtoGuideD420.1.4Thisguidemaynotbesuitedtoalltypesofsubsurfaceexplorationsuchasmining,agricultural,geologichazardouswaste,orotherspecialtypesofexploration.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.6Thisguideoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcareofwhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaproject''smanyuniqueaspects.Thewordx201C;Standardx201D;inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.
【中国标准分类号】:P13
【国际标准分类号】:13_080_01
【页数】:4P.;A4
【正文语种】:英语


【英文标准名称】:Agriculturalandforestrymachinery-Electromagneticcompatibility-Testmethodsandacceptancecriteria
【原文标准名称】:农业和林业机械.电磁兼容性.试验方法和验收标准
【标准号】:BSENISO14982-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-09-30
【实施或试行日期】:2009-09-30
【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】:
【英文主题词】:Acceptance;Agriculturalequipment;Agriculturalmachines;Agriculture;Definitions;Electromagneticcompatibility;Electromagnetictests;EMC;Evaluations;Forestry;Gardeningequipment;Influencequantities;Interferencefactors;Interferencerejections;Interferences;Interferingemissions;Mechanicalengineering;Testing;Weightingsystem
【摘要】:
【中国标准分类号】:B90
【国际标准分类号】:33_100_01;65_060_01
【页数】:50P;A4
【正文语种】:英语