IEC_255_14__1981.pdf

COM M I S S I O N L E C T R O T E C H N I Q U E I N T ER N A T I O N A L E N O R M E D E L A CE1 I N T E R N AT1 O N A L E L E C T R O T EC H N I C A L C O M M I S S I O N I E C S T A N D A R D Publication 255-14 Premire dition-First edition 1981 Relais lectriques Quatorzime partie:Essais dendurance des contacts des relais lectriques-Valeurs prfrentielles pour les charges de contact Electrical relays Part 14:Endurance test for electrical relay contacts-Preferred values for contact loads Droits de reproduction rservs-Copyright-all rights reserved Bureau Central de la Commission Electrotechnique Internationale Genve,Suisse 1,rue de Varemb Copyright International Electrotechnical Commission Provided by IHS under license with IECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_ I E C 255 PT*34 BL W L1844871 0023257 4 W Rvision de la prsente publication Revision of this publication Le contenu technique des publications de la CE1 est constam-ment revu par la Commission afin dassurer quil reflte bien ltat actuel de la technique.The technical content of IEC publications is kept under constant review by the IEC,thus ensuring that the content reflects current technology.Les renseignements relatifs ce travail de rvision,ltablisse-ment des ditions rvises et aux mises jour peuvent tre obtenus auprs des Comits nationaux de la CE1 et enconsultant les docu-ments ci-dessous:Information on the work of revision,the issue of revised editions and amendment sheets may be obtained from IEC National Committees and from the following IEC sources:0 Bulletin de la CE1 O IECBulletin 0 Rapport dactivit de la CE1 Publi annuellement Catalogue des publications de la CE1 Publi annuellement 0 0 Report on IEC Activities Published yearly Catalogue of IEC Publications Published yearly Terminologie Terminology En ce qui concerne ia terminologie gnrale,le lecteur se reportera la Publication 50 de Ia CEI:Vocabulaire Efectro-technique International(V.E.I.),qui est tablie sous forme de chapitres spars traitant chacun dun sujet dfini,lIndex gnrai tant publi sparment.D e s dtails complets sur le V.E.I.peuvent tre obtenus sur demande.For general terminology,readers are referred to IEC Publi-cation 50:International Electrotechnical Vocabulary(I.E.V.),which is issued in the form of separate chapters each dealing with a specific field,the General Index being published as a separate booklet.Full details of the I.E.V.will be supplied on request.Les termes et dfinitions figurant dans ia prsente publication ont t soit repris du V.E.I.,soit spcifiquement approuvs aux fins de cette publication.The terms and definitions contained in the present publication have either been taken from the I.E.V.or have been specifically approved for the purpose of this publication.Symboles graphiques et littraux Graphical and letter symbols Pour les symboles graphiques,symboles littraux et signes dusage gnral approuvs par la CEI,le lecteur consultera:-la Publication 27 de ia CEI:Symboles littraux utiliser en lectrotechnique;-la Publication 117 de la CE1:Symboles graphiques recom-mands.Les symboles et signes contenus dans la prsente publication ont t soit repris des Publications 27 ou 117 de ia CEI,soit spcifiquement approuvs aux fins de cette publication.For graphical symbols,and letter symbols and signs approved by the IEC for general use,readers are referred to:-IEC Publication 27:Letter symbols to be used in electrical technology;-IEC Publication 117:Recommended graphical symbols.The symbols and signs contained in the present publication have either been taken from IEC Publications 27 or 117,or have been specifically approved for the purpose of this publi-cation.Autres publications de la CE1 tablies par le mme Other IEC publications prepared by the same Comit dEtudes Technical Committee Lattention du lecteur est attire sur la page 3 de la The attention of readers is drawn to the inside of the back couverture,qui numre les autres publications de la CE1 cover,which lists other IEC publications issued by the prpares par le Comit dEtudes qui a tabli la prsente Technical Committee which has prepared the present publication.publication.Copyright International Electrotechnical Commission Provided by IHS under license with IECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I N T E R N A T I O N A L E L E C T R O T E C H N I C A L C O M M I S S I O N I E C S T A N D A R D Publication 255-14 Premire dition-First edition 1981 Relais lectriques Quatorzime partie:Essais dendurance des contacts des relais lectriques-Valeurs prfrentielles pour les charges de contact w IEC-255 PT*L4 BL 4&487L 002L25B b M _=_ C.D.U./U.D.C.:621.318.56.066.6.016.3.004.14 620.169.1 C O M M I S S I O N L E C T R O T E C H N I Q U E I N T E R N A T I O N A L E N O R M E D E L A G E I Electrical relays Part 14:Endurance test for electrical relay contacts-Preferred values for contact loads Mots cls:contacts des relais lectriques;charge;essais dend