IEC IEC61800-5-3 Edition 1.0 2021-02 INTERNATIONAL STANDARD NORME INTERNATIONALE colour inside Adjustablespeed electrical powerdrivesystems- Part 5-3: Safety requirements -Functional, electrical and environmental requirements for encoders Entrainementsélectriquesdepuissanceavitessevariable- Partie5-3:Exigences desécurite-Exigencesfonctionnelle,électrique et environnementalepourcodeurs THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright@2021IEC,Geneva,Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC 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 utilisée sous quelque forme que ce soit et par aucun procedé, électronique ou mecanique, y compris la photocopie et les microfilms, sans I'accord ecrit de I'IEC 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 IlEC de votre pays de residence. IECCentralOffice Tel.: +41 22 919 02 11 3, rue de Varembe [email protected] CH-1211 Geneva 20 www.iec.ch Switzerland About the IEC International Standards for all electrical, electronic and related technologies. About IEC publications 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. IEcpublicationssearch-webstore.iec.ch/advsearchform IEC online collection - oc.iec.ch The advanced search enables to find IEC publications by a Discover our powerful search engine and read freely all the variety of criteria (reference number, text, technical publications previews. With a subscription you will always committee, ..). It also gives information on projects, replaced have access to up to date content tailored to your needs and withdrawn publications. Electropedia-www.electropedia.org IEC Just Published -webstore.iec.ch/justpublished The world's leading online dictionary on electrotechnology, Stay up to date on all new IEC publications. Just Published containing more than 22 000 terminological entries in English details all new publications released. Available online and and French, with equivalent terms in 18 additional languages. once a month by email. Also known as the International Electrotechnical Vocabulary (IEV) online. IECCustomer ServiceCentre-webstore.iec.ch/csc 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 La Commission Electrotechnique Internationale (IEC) est la premiere organisation mondiale qui élabore et publie des Normes internationales pour tout ce qui a trait a i'électricite, a I'électronique 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'édition la plus recente, un corrigendum ou amendement peut avoir ete publie. Recherche de publications IEC - IEC online collection -oc.iec.ch webstore.iec.ch/advsearchform Decouvrez notre puissant moteur de recherche et consultez La recherche avancee permet de trouverdes publications IEC gratuitement tous les apercus des publications. Avec un en utilisant differents criteres (numero de reference, texte abonnement, vous aurez toujours acces a un contenu a jour comite d'etudes, .). Elle donne aussi des informations sur adapte a vos besoins. les projets et les publications remplacees ou retirees. Electropedia -www.electropedia.org IEc Just Published -webstore.iec.ch/justpublished Le premier dictionnaire d'electrot