【英文标准名称】:Liveworking-Voltagedetectors-Part3:Two-polelow-voltagetype
【原文标准名称】:带电作业电压检测器第3部分:两极低压型
【标准号】:IEC61243-3-1998
【标准状态】:作废
【国别】:国际
【发布日期】:1998-10
【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/TC78
【标准类型】:()
【标准水平】:()
【中文主题词】:电气安全;带电作业;电压;双极的;电压表;电气工程;防事故;低压电源
【英文主题词】:Accidentprevention;Alternatingvoltages;Definitions;Design;Electriccontactprotection;Electricpowernetworks;Electricalengineering;Electricalequipment;Electricalsafety;Electricaltesting;Installationsforratedvoltages;Instructionsforuse;Instruments;Liveworking;Lowvoltagemains;Occupationalsafety;Protectionagainstaccidents;Protectionagainstelectricshocks;Protectiondevices;Safety;Safetyrequirements;Specification(approval);Testing;Two-pole;Voltage;Voltagetesters;Voltmeters;Workplacesafety
【摘要】:ThispartofIEC61243isapplicabletotwo-polevoltagedetectorstobeusedonelectricalsystemsfornominalvoltagesnotexceeding1000Va.c.and/or1500Vd.c.andbelow500Hz(nominalfrequencies).Thedetectortypesareclassifiedasfollows:voltageclassA:uptoandincluding500Va.c./750Vd.c.;voltageclassB:uptoandincluding1000Va.c./1500Vd.c.ThispartofIEC61243alsoappliestosupplementaryfunctionssuchasphaseindications,rotatingfieldindications,andcontinuitychecks(seeannexE).Furthermore,itappliestoaccessoriessuchascrocodileclips,detachableleadsandcontactelectrodeextensions.Unlessotherwisespecified,allthevoltagesdefinedinthisstandardrefertophase-to-phasevoltagesofthree-phasesystems.Detectorsmaybeusedinotherthanthree-phasesystems,thentheapplicablephase-to-phaseorphase-to-earth(ground)voltagesaretobeusedtodeterminetheoperatingvoltage.Low-voltagedetectorscoveredbythisstandardarenotintendedtoprovidemeasurementofabsolutevalues.Measuringdevicesareexcludedfromthisstandard.NOTE-TherequirementsformeasuringdevicesarespecifiedinIEC61010-1andIEC61010-2-031.
【中国标准分类号】:K47
【国际标准分类号】:13_260
【页数】:89P;A4
【正文语种】:英语