IEC IEC60850 Edition4.0 2014-11 INTERNATIONAL STANDARD NORME INTERNATIONALE Railwayapplications-Supply voltages of traction systems Applications ferroviaires-Tensions d'alimentation des reseaux de traction IEC 60850:2014-11(en-fr) Copyrighted i material l I icensed to BR Demo by Thomson Reuters ( THISPUBLICATION ISCOPYRIGHTPROTECTED Copyright2014IEC,Geneva,Switzerland 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, piease 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 et les microfilms, sans I'accord écrit de I'lEC ou du Comite national de I'IEC du pays du demandeur. Si vous avez des questions sur le copyright de I'IEC ou si vous desirez obtenir des droits supplementaires sur cette publication, utilisez les coordonnées ci-apres ou contactez le Comité national de TIEC de votre pays de résidence. Tel.: +41 22 919 02 11 (Scientific). IEC Central Office 3, rue de Varembe Fax: +41 22 919 03 00 CH-1211 Geneva 20 [email protected] Switzerland www.iec.ch , Inc., AbouttheIEC , subscriptions.techstreet. The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes 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 corrigenda or an amendment might have been published. IEc Catalogue -webstore.iec.ch/catalogue Electropedia-www.electropedia.org Thestand-aloneapplicationforconsulting theentire The world's leading online dictionary of electronic and bibliographical information on IEC International Standards, electrical terms containing more than 30 000 terms and t.com, Technical ISpecifications, Technical Reports and other definitions in English and French, with equivalent terms in 14 documents. Available for PC, Mac OS, Android Tablets and additional languages. Also known as the International downloaded iPad. Electrotechnical Vocabulary (IEV) online. IECpublications search-www.iec.ch/searchpub IEc Glossary- std.iec.ch/glossary The advanced search enables to find IEC publications by a More than 55 000 electrotechnical terminology entries in variety of criteria (reference number, text, technical English and French extracted from the Terms and Definitions d on Nov-27-2014 by James Madison. No further r committee,..). It also gives information on projects, replaced clause of IEC publications issued since 2002.Some entries and withdrawn publications. have been collected from earlier publications of IEC TC 37, 77, 86 and CISPR IECJustPublished-webstore.iec.ch/justpublished Stay up to date on all new IEC publications. Just Published IECCustomerServiceCentre-webstore.iec.ch/csc 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 (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. AproposdespublicationsIEC Le contenu technique des publications IEC est constamment revu. Veuillez vous assurer que vous possédez I'édition la plus recente, un corrigendum ou amendement peut avoir éte publie. CataloguelEC-webstore.iec.ch/catalogue Electropedia-www.electropedia.org Application autonome pour consultertous les renseignements Le premier