IEC/TR 60755-2008 剩余电流驱动保护器的一般要求

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【英文标准名称】:Generalrequirementsforresidualcurrentoperatedprotectivedevices
【原文标准名称】:剩余电流驱动保护器的一般要求
【标准号】:IEC/TR60755-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-01
【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/SC23E
【标准类型】:()
【标准水平】:()
【中文主题词】:分类;接触安全装置;定义;电气工程;电力设备;电气安全;作标记;过电流保护;防电击;保护设备;额定值;剩余电流控制器件;剩余电流控制保护系统;规范(验收);启动电流
【英文主题词】:Classification;Contactsafetydevices;Definitions;Electricalengineering;Electricalinstallations;Electricalsafety;Marking;Overcurrentprotection;Protectionagainstelectricshocks;Protectiondevices;Ratings;Residualcurrent-operateddevices;Residualcurrent-operatedprotectivesystem;Specification(approval);Startingcurrent
【摘要】:Therequirementsofthistechnicalreportapplytoresidualcurrentoperatedprotectivedevices(hereinafterreferredtoas“residualcurrentdevices”(RCD))forratedvoltagesnotexceeding440Va.c.,intendedprimarilyforprotectionagainstshockhazard.Theyareintendedtobeusedbytechnicalcommitteeswhendraftingproductstandardsandapplyonlyiftheyareincorporatedorarereferredtointherelevantstandards.Thisreportisnotintendedtobeusedasastand-alonestandard,forexample,forcertification.NOTE1Thistechnicalreportmayalsobeusedasaguideforresidualcurrentdevicesofratedvoltagesupto1000V,a.c.Itappliesto–asingledevicewhichdetectsaresidualcurrent(see3.3.2),comparesittoareferencevalue(see3.3.3)andopenstheprotectedcircuitwhentheresidualcurrentexceedsthisreferencevalue(see3.3.4);–anassociationofdevices,eachoneofthemperformingseparatelyoneortwooftheabove-mentionedfunctions,butactingtogetherinordertoaccomplishallthreefunctions.Particularrequirementsmaybenecessaryfordevicesintendedforaccomplishingonlyoneortwooftheabovethreefunctions.ThisreportappliesforconditionsasstatedinClause7.Forotherconditions,additionalrequirementsmaybenecessary.ResidualcurrentdevicesareintendedtoprotectpersonsandlivestockagainstharmfuleffectsofelectricshockduetocontactwithexposedconductivepartsbyautomaticdisconnectionofsupplyinaccordancewithIEC61140andIEC60364-4-41.NOTE2Inthiscontext“harmfuleffects”includetheriskofoccurrenceofheartfibrillation.InaccordancewithIEC60364-5-53,residualcurrentdeviceswitharatedresidualoperatingcurrentnotexceeding300mAmayalsobeusedtoprovideprotectionagainstfirehazardsduetoapersistentearthfaultcurrent.InaccordancewithIEC60364-4-41,residualcurrentdeviceswitharatedresidualoperatingcurrentnotexceeding30mAmayalsobeusedforadditionalprotectionincaseoffailureofthebasicprotectiveprovisionsorcarelessnessoftheuseroftheinstallationorequipment.Forresidualcurrentdevicesperformingadditionalfunctions,thistechnicalreportappliestogetherwiththerelevantstandardcoveringtheadditionalfunctions;forexample,whenresidualcurrentdevicesincorporateacircuit-breakeritshouldcomplywiththerelevantcircuit-breakerstandard.Supplementaryorparticularrequirementsmaybenecessary,forexample,for–residualcurrentdevicesintendedforusebyuninstructedpersons;–socket-outlets,plugs,adaptersandcouplersincorporatingresidualcurrentdevices.Thistechnicalreportstates–thedefinitionsoftermsusedforresidualcurrentdevices(Clause3);–theclassificationofresidualcurrentdevices(Clause4);–thecharacteristicsofresidualcurrentdevices(Clause5);–thepreferredvaluesoftheoperatingandinfluencingquantities(5.4);–themarkingandinformationtobeprovidedforresidualcurrentdevices(Clause6);–thestandardconditionsforinstallationandoperationinservice(Clause7);–therequirementsforconstructionandoperation(Clause8);–thelistofminimumrequirementstobetested(Clause9).NOTE3Deviceshavingaresidualcurrentfunctionforspecificpurposesotherthanthosementionedabove(forexample,motorprotection)arenotcoveredbythistechnicalreport.
【中国标准分类号】:K31
【国际标准分类号】:29_120_50
【页数】:82P.;A4
【正文语种】:英语