IEC IEC 60027-7 Edition 1.02010-05 INTERNATIONAL STANDARD NORME INTERNATIONALE Letter symbols to be used in electrical technology - Part 7: Power generation, transmission, and distribution Symboles litterauxautiliserenélectrotechnique- Partie 7: Production, transport et distribution de I'énergie électrique IEC 60027-7:2010 THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright2010IEC,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, electronique ou mecanique, y compris la photocopie et les microfilms, sans I'accord écrit de la CEi ou du Comite national de la CEl 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 Varembé HUFENTERTAMUSENI IHISEDCANGNURANGSUPRED Y OOK SUPPLY BUREAU. CH-1211 Geneva 20 Switzerland Email:inmail@iec.ch Web: 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. TTHIS LI About IEC publications The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the DOCAANCHUNAY - 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...). RAN It also gives information on projects, withdrawn and replaced publications. NCF - IEC Just Published: www.iec.ch/online news/iustpub H/E Stay up to date on all new IEC publications. Just Published details twice a month all new publications released. Available AN on-line and also by email. - Electropedia: www.electropedia.org The world's leading online dictionary of electronic and electrical terms containing more than 20 oo0 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/custserv If you wish to give us your feedback on this publication or need further assistance, please visit the Customer Service Centre FAQ or contact us: Email: csc@iec.ch Tel.: +41 22 919 02 11 Fax: +4122 919 03 00 Aproposdela CEl La Commission Electrotechnique Internationale (CEl) est la premiere organisation mondiale qui élabore et publie des normes internationales pour tout ce qui a trait a I'electricite, a I'electronique et aux technologies apparentees. Aproposdespublications CEl Le contenu technique des publications de la CEl est constamment revu. Veuillez vous assurer que vous possedez I'éedition la plus recente, un corrigendum ou amendement peut avoir ete publie. - Catalogue des publications de la CEl: www.iec.ch/searchpub/cur fut-f.htm Le Catalogue en-ligne de la CEl vous permet d'effectuer des recherches en utilisant differents criteres (numero de reference, texte, comite d'etudes,..). I donne aussi des informations sur les projets et les publications retirees ou remplacees. - Just Published CEl:www.iec.ch/online news/iustpub Restez informe sur les nouvelles publications de la cEl. Just Published detaille deux