标准资料网-标准资料免费资源平台

【英文标准名称】:Methodsofmeasurementoftouchcurrentandprotectiveconductorcurrent
【原文标准名称】:接触电流和保护导体电流的测量方法
【标准号】:IEC60990-1999
【标准状态】:现行
【国别】:国际
【发布日期】:1999-08
【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/TC108
【标准类型】:()
【标准水平】:()
【中文主题词】:电流;电流;EDP;信息技术;电子数据处理;数据处理;接触安全装置;事故预防;安全;接地导线;信息处理;电气工程;传播技术;办公室设备;安全工程;情报系统;数据处理设备;电气安全;试验条件;测量技术;测量;防电击;办公机器;计算机;试验;电流测量;设备安全
【英文主题词】:Accidentprevention;Communicationtechnology;Computers;Contact;Contactsafetydevices;Currentmeasurement;Currents;Dataprocessing;Dataprocessingequipment;Earthconductors;EDP;Electriccontactprotection;Electriccontacts;Electriccurrent;Electricalengineering;Electricalsafety;Electrically-operateddevices;Equipment;Equipmentsafety;Informationprocessing;Informationsystems;Informationtechnology;Measurement;Measuringtechniques;Officeequipment;Officemachines;Protectionagainstelectricshocks;Safety;Safetyengineering;Testset-ups;Testing;Testingconditions;Testingset-ups
【摘要】:ThisInternationalStandarddefinesmeasurementmethodsfor-d.c.ora.c.ofsinusoidalornon-sinusoidalwaveform,whichcouldflowthroughthehumanbody,and-currentflowingthroughaprotectiveconductor.Themeasuringmethodsrecommendedfortouchcurrentarebaseduponthepossibleeffectsofcurrentflowingthroughahumanbody.Inthisstandard,measurementsofcurrentthroughnetworksrepresentingtheimpedanceofthehumanbodyarereferredtoasmeasurementsofTOUCHCURRENT.Thesenetworksarenotnecessarilyvalidforthebodiesofanimals.Thespecificationorimplicationofspecificlimitvaluesisnotwithinthescopeofthisstandard.IEC60479-1providesinformationregardingtheeffectsofcurrentpassingthroughthehumanbodyfromwhichlimitvaluesmaybederived.Thisstandardisapplicabletoallclassesofequipment,accordingtoIEC60536.Themethodsofmeasurementinthisstandardarenotintendedtobeusedfor-TOUCHCURRENTShavinglessthan1sduration,-patientcurrentsasdefinedinIEC60601-1,-a.c.atfrequenciesbelow15Hz,-a.c.incombinationwithd.c.Theuseofasinglenetworkforacompositeindicationoftheeffectsofcombineda.c.andd.c.hasnotbeeninvestigated,-currentsabovethosechosenforelectricburnlimits.ThisbasicsafetypublicationisprimarilyintendedforusebytechnicalcommitteesinthepreparationofstandardsinaccordancewiththeprincipleslaiddowninIECGuide104andISO/IECGuide51.Itisnotintendedforusebymanufacturersorcertificationbodies.Oneoftheresponsibilitiesofatechnicalcommitteeis,whereverapplicable,tomakeuseofbasicsafetypublicationsinthepreparationofitspublications.Therequirements,testmethodsortestconditionsofthisbasicsafetypublicationwillnotapply,unlessspecificallyreferredtoorincludedintherelevantpublications.
【中国标准分类号】:K04
【国际标准分类号】:13_260
【页数】:109P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforLeaksUsingUltrasonics
【原文标准名称】:使用超声波检漏
【标准号】:ASTME1002-1996
【标准状态】:作废
【国别】:美国
【发布日期】:1996
【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】:超声波学;超声检验;泄漏;试验;无损检验
【英文主题词】:non-destructivetesting;testing;ultrasonictesting;leaks;ultrasonics
【摘要】:
【中国标准分类号】:H26
【国际标准分类号】:19_100
【页数】:4P;A4
【正文语种】:英语