IEC IEC 61810-2 Edition 3.0 2017-05 INTERNATIONAL STANDARD NORME INTERNATIONALE colour inside Electromechanical elementary relays - Part 2: Reliability Relais électromecaniques élémentaires - Partie 2: Fiabilite THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright @ 2017 IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from copyright or have an enquiry about obtaining additional rights to this publication, please contact the address below or your local IEC memberNational Committee forfurther information. Droits de reproduction réserves. Sauf indication contraire, aucune partie de cette publication ne peut etre reproduite ni utilisee sous quelque forme que ce soit et par aucun procede, électronique ou mecanique,y compris la photocopie et les microfilms, sans I'accord écrit de I'iEC ou du Comite national de I'lEC du pays du demandeur.Si vous avez des questions sur le copyright de Il'lEC ou si vous désirez obtenir des droits supplementaires sur cette publication, utilisez les coordonnees ci-apres ou contactez le Comite national de I'lEC de votre pays de residence. IEC Central Office Tel.: +4122 919 02 11 3, rue de Varembe Fax:+41229190300 CH-1211Geneva20 [email protected] Switzerland www.iec.ch About the IEC The International Electrotechnical Commission (IEC)is the leading global organization that prepares and publishes International Standards for all electrical, electronic and related technologies. About IECpublications The technical content of IEC publications is kept under constant review by the IEC.Please make sure that you have the latest edition, a corrigenda or an amendment might have been published. IECCatalogue-webstore.iec.ch/catalogue Electropedia-www.electropedia.org The stand-alone application for consulting the entire The world's leading online dictionary of electronic and bibliographical information on IEC International Standards, electrical terms containing 20 000 terms and definitions in Technical Specifications, Technical Reports and other English and French, with equivalent terms in 16 additional documents. Available for PC, Mac OS, Android Tablets and languages. Also known as the International Electrotechnical iPad. Vocabulary (IEV) online. IEc Glossary - std.iec.ch/glossary IECpublicationssearch-www.iec.ch/searchpub The advanced search enables to find IEC publications by a 65 000 electrotechnical terminology entries in English and variety of criteria (reference number, text, technical French extracted from the Terms and Definitions clause of committee....). It also gives information on projects, replaced IEC publications issued since 2002.Some entries have been collected from earlier publications of IEC TC 37, 77, 86 and and withdrawn publications. CISPR. IECJustPublished-webstore.iec.ch/justpublished IEC Customer Service Centre - webstore.iec.ch/csc Stay up to date on all new IEC publications. Just Published details all new publications released.Available online and If you wish to give us your feedback on this publication or also once a month by email need further assistance, please contact the Customer Service Centre:[email protected]. A propos de I'IEC La Commission Electrotechnique Internationale (lEC) est la premiere organisation mondiale qui elabore et publie des Normes internationales pour tout ce qui a trait a i'electricite, a I'electronique et aux technologies apparentees. AproposdespublicationsIEc Le contenu technique des publications IEC est constamment revu. Veuillez vous assurer que vous possedez I'édition la plus recente, un corrigendum ou amendement peut avoir éte publie. Catalogue IEC - webstore.iec.ch/catalogue Electropedia-www.electropedia.org Applicationautonomepourconsultertouslesrenseignements Le premier dictionnaire en ligne de termes électroniques et bibliographiques les Normes internationales, elect