IEC IEC63522-56 Edition 1.02025-04 INTERNATIONAL STANDARD NORME INTERNATIONALE Electrical relays-Tests and measurements Part56:BallPressuretest Relais électriques -Essais et mesurages - Part 56: Essaia la bille IEC 63522-56:2025-04(en-fr) THIS PUBLICATIONIS COPYRIGHTPROTECTED Copyright@2025IEC,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 either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication, please contact the address below or your local IEC member National Committee for further information. Droits de reproduction reserves. 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 ecrit de I'lEC ou du Comite national de I'lEC du pays du demandeur. Si vous avez des questions sur le copyright de I'lEC ou si vous desirez obtenir des droits supplementaires sur cette publication, utilisez les coordonnees ci-apres ou contactez le Comite national de I'IEC de votre pays de residence. IEC Secretariat Tel.: +41 22 919 02 11 3, rue de Varembé [email protected] CH-1211 Geneva 20 www.iec.ch Switzerland 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. AboutIECpublications The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the latest edition, a corrigendum or an amendment might have been published. IEC publications search-webstore.iec.ch/advsearchform IEc Products &Services Portal-products.iec.ch The advanced search enables to find IEC publications by a Discover our powerful search engine and read freely all the varietyofcriteria(referencenumber,text,technical publications previews, graphical symbols and the glossary. committee, ..). It also gives information on projects, replaced With a subscription you wili always have access to up to date and withdrawn publications. content tailored to your needs. IECJustPublished-webstore.iec.ch/justpublished Electropedia -www.electropedia.org Stay up to date on all new IEC publications. Just Published The world's leading online dictionary on electrotechnology. details all new publications released. Available online and once containing more than 22 500 terminological entries in English a month by email. and French, with equivalent terms in 25 additional languages. Also known as the International Electrotechnical Vocabulary IEc Customer Service Centre -webstore.iec.ch/csc (IEV) online. If you wish to give us your feedback on this publication or need further assistance, please contact the Customer Service Centre: [email protected] A propos de I'IEC Normes internationales pour tout ce qui a trait a I'electricite, a i'electronique et aux technologies apparentees. A propos des publications IEC Le contenu technique des publications IEC est constamment revu. Veuillez vous assurer que vous possedez I'edition la Recherche de publications IEC IEc Products &Services Portal-products.iec.ch webstore.iec.ch/advsearchform Decouvrez notre puissant moteur de recherche et consultez La recherche avancee permet de trouver des publications IEC gratuitementtous les apercus des publications,symboles en utilisant differents criteres (numero de reference, texte, graphiques et le glossaire. Avec un abonnement, vous aurez comite d'etudes, ..). Elle donne aussi des informations sur les toujours acces a un contenu a jour adapte a vos besoins projets et les publications remplacees ou retirees. Electroped