IEC_60947_5_4_2002_.pdf

NORMEINTERNATIONALECEIIECINTERNATIONALSTANDARD60947-5-4Deuxime ditionSecond edition2002-10Appareillage basse tension Partie 5-4:Appareils et lments de commutationpour circuits de commande Mthode dvaluation des performancesdes contacts basse nergie Essais spciauxLow-voltage switchgear and controlgear Part 5-4:Control circuit devices and switching elements Method of assessing the performance oflow-energy contacts Special testsNumro de rfrenceReference numberCEI/IEC 60947-5-4:2002Copyright International Electrotechnical Commission Provided by IHS under license with IECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Numrotation des publicationsDepuis le 1er janvier 1997,les publications de la CEIsont numrotes partir de 60000.Ainsi,la CEI 34-1devient la CEI 60034-1.Editions consolidesLes versions consolides de certaines publications de laCEI incorporant les amendements sont disponibles.Parexemple,les numros ddition 1.0,1.1 et 1.2 indiquentrespectivement la publication de base,la publication debase incorporant lamendement 1,et la publication debase incorporant les amendements 1 et 2.Informations supplmentairessur les publications de la CEILe contenu technique des publications de la CEI estconstamment revu par la CEI afin quil reflte ltatactuel de la technique.Des renseignements relatifs cette publication,y compris sa validit,sont dispo-nibles dans le Catalogue des publications de la CEI(voir ci-dessous)en plus des nouvelles ditions,amendements et corrigenda.Des informations sur lessujets ltude et lavancement des travaux entreprispar le comit dtudes qui a labor cette publication,ainsi que la liste des publications parues,sontgalement disponibles par lintermdiaire de:Site web de la CEI(www.iec.ch)Catalogue des publications de la CEILe catalogue en ligne sur le site web de la CEI(http:/www.iec.ch/searchpub/cur_fut.htm)vous permetde faire des recherches en utilisant de nombreuxcritres,comprenant des recherches textuelles,parcomit dtudes ou date de publication.Desinformations en ligne sont galement disponibles surles nouvelles publications,les publications rempla-ces ou retires,ainsi que sur les corrigenda.IEC Just PublishedCe rsum des dernires publications parues(http:/www.iec.ch/online_news/justpub/jp_entry.htm)est aussi disponible par courrier lectronique.Veuillez prendre contact avec le Service client(voir ci-dessous)pour plus dinformations.Service clientsSi vous avez des questions au sujet de cettepublication ou avez besoin de renseignementssupplmentaires,prenez contact avec le Serviceclients:Email:custserviec.chTl:+41 22 919 02 11Fax:+41 22 919 03 00Publication numberingAs from 1 January 1997 all IEC publications areissued with a designation in the 60000 series.Forexample,IEC 34-1 is now referred to as IEC 60034-1.Consolidated editionsThe IEC is now publishing consolidated versions of itspublications.For example,edition numbers 1.0,1.1and 1.2 refer,respectively,to the base publication,the base publication incorporating amendment 1 andthe base publication incorporating amendments 1and 2.Further information on IEC publicationsThe technical content of IEC publications is keptunder constant review by the IEC,thus ensuring thatthe content reflects current technology.Informationrelating to this publication,including its validity,isavailable in the IEC Catalogue of publications(see below)in addition to new editions,amendmentsand corrigenda.Information on the subjects underconsideration and work in progress undertaken by thetechnical committee which has prepared thispublication,as well as the list of publications issued,is also available from the following:IEC Web Site(www.iec.ch)Catalogue of IEC publicationsThe on-line catalogue on the IEC web site(http:/www.iec.ch/searchpub/cur_fut.htm)enablesyou to search by a variety of criteria including textsearches,technical committees and date ofpublication.On-line information is also availableon recently issued publications,withdrawn andreplaced publications,as well as corrigenda.IEC Just Published This summary of recently issued publications(http:/www.iec.ch/online_news/justpub/jp_entry.htm)is also available by email.Please contact theCustomer Service Centre(see below)for furtherinformation.Customer Service CentreIf you have any questions regarding thispublication or need further assistance,pleasecontact the Customer Service Centre:Email:custserviec.chTel:+41 22 919 02 11Fax:+41 22 919 03 00.Copyright International Electrotechnical Commission Provided by IHS under license with IECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NORMEINTERNATIONALECEIIECINTERNATIONALSTANDARD60947-5-4Deuxime ditionSecond edition2002-10Appareillage basse tension Partie 5-4:Appareils et lments de commutationpour circuits de commande Mthode dvaluation des performancesdes contacts basse nergie Essais spciauxLow-voltage switchgear and controlgear Part 5-4:Control circuit devices and switching elements Method of assessing the perform