IEC IEC/TR61850-90-1 Edition1.02010-03 TECHNICAL REPORT colour inside Communication networksand systemsfor powerutilityautomation- Part90-1:UseofIEc61850forthecommunicationbetweensubstations EC/TR 61850-90-1:2010(E) THISPUBLICATIONISCOPYRIGHTPROTECTED Copyright2010IEC,Geneva,Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by IEC's memberNational Committee in the country of the requester. Droits de reproduction reserves. Sauf indication contraire, aucune partie de cette publication ne peut etre reproduite et les microfilms, sans I'accord écrit de la CEi ou du Comite national de la CEI du pays du demandeur. Si vous avez des questions sur le copyright de la CEl ou si vous desirez obtenir des droits supplementaires sur cette publication, utilisez les coordonnees ci-apres ou contactez le Comite national de la CEl de votre pays de residence. IEC Central Office 3, rue de Varembe CH-1211 Geneva 20 Switzerland Email: [email protected] Web:www.iec.ch 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 corrigenda oran amendment might have been published. : Catalogue of IEC publications: www.iec.ch/searchpub The IEc on-line Catalogue enables you to search by a variety of criteria (reference number, text, technical committee...). It also gives information on projects, withdrawn and replaced publications. - IEC Just Published: www.iec.ch/online news/justpub Stay up to date on all new IEC publications. Just Published details twice a month all new publications released. Available on-line and also by email. .Electropedia:www.electropedia.org The world's leading online dictionary of electronic and electrical terms containing more than 2o ooo terms and definitions in English and French, with equivalent terms in additional languages. Also known as the International Electrotechnical Vocabulary online. - Customer Service Centre:www.iec.ch/webstore/custsery Centre FAQ or contact us: Email: [email protected] Tel.: +41 22 919 02 11 Fax: +4122919 03 00 IEC IEC/TR 61850-90-1 Edition 1.02010-03 TECHNICAL REPORT colour inside Communicationnetworksandsystemsforpowerutilityautomation- Part90-1:UseofIEC61850forthecommunicationbetweensubstations INTERNATIONAL ELECTROTECHNICAL COMMISSION XC PRICECODE ICS 33.200 ISBN 2-8318-1082-1 @ Registered trademark of the International Electrotechnical Commission