【英文标准名称】:Ground-faultcircuit-interrupters
【原文标准名称】:地面故障断流器
【标准号】:UL943BULLETINS-2002
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisStandardappliestoClassA,single-andthree-phase,ground-faultcircuit-interruptersintendedforprotectionofpersonnel,foruseonlyingroundedneutralsystemsinaccordancewiththeNationalElectricalCode(NEC),ANSI/NFPA70,theCanadianElectricalCode,C22.1(CEC),andElectricalInstallations(Use),NOM-001-SEDE.Thesedevicesareintendedforuseonalternatingcurrent(AC)circuitsof120V,208Y/120V,120/240V,127V,or220Y/127V,60Hzcircuits.Note:InCanada,thetext"intendedforprotectionofpersonnel"isexcluded.Theserequirementsdonotcoverground-faultcircuit-interruptersintendedforuseincircuitsservedbyatransformerhavingwindingswhollyinsulatedfromeachother.ThisStandardappliestoallClassAground-faultcircuit-interrupters.TheseClassAGFCIsarepermittedtobeintegratedintootherdevices,inwhichcase,besidescomplyingwiththisStandard,thesedevicesaretocomplywiththecorrespondingapplicableStandardforthedeviceinquestion.ThisStandardincludesminimumrequirementsforthefunction,construction,performance,andmarkingsofground-faultcircuit-interruptersincludedinthescope.ThisStandardisintendedtocoveronlyClassAGFCIdevices.
【中国标准分类号】:K31
【国际标准分类号】:29_120_50
【页数】:42
【正文语种】:英语


【英文标准名称】:StandardTestMethodsforDeterminationoftheSoilWaterChararcteristicCurveforDesorptionUsingaHangingColumn,PressureExtractor,ChilledMirrorHygrometer,and/orCentrifuge
【原文标准名称】:使用悬垂柱、压力萃取器、冷镜式湿度计和/或离心分离机测定土壤水解吸性能曲线的标准试验方法
【标准号】:ASTMD6836-2002
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:离心机;柱;曲面;解吸;测定;萃取器;湿度计;镜子;压力;土壤水;土壤
【英文主题词】:Centrifuges;Columns;Curves;Desorption;Determination;Extractors;Hygrometers;Mirrors;Pressure;Soilwater;Soils
【摘要】:
【中国标准分类号】:B11
【国际标准分类号】:13_080_40
【页数】:20P;A4
【正文语种】:英语