IEC IEC 60570 Edition 4.22019-12 CONSOLIDATEDVERSION INTERNATIONAL STANDARD NORME INTERNATIONALE colour inside Electrical supply track systems for luminaires Systemes d'alimentation electrique par rail pour luminaires THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright @ 2019 IEC, Geneva, Switzerland or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from 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 ni utilisee sous quelqueforme que ce soit etparaucun procéde,électroniqueoumecanique,y compris la photocopie 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'lEC ou si vous desirez obtenir des droits supplementaires sur cette publication, utilisez les coordonnees ci-apres ou contactez le Comite national de I'lEC de votre pays de residence. IEC Central Office Tel.: +41 22 919 02 11 3, rue de Varembé [email protected] CH-1211 Geneva 20 www.iec.ch Switzerland AbouttheIEC 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 oran amendment might have been published. IEC publications search - webstore.iec.ch/advsearchform Electropedia - www.electropedia.org The world's leading online dictionary on electrotechnology. The advanced search enables to find IEC publications by a containing more than 22 000 terminological entries in English variety of criteria (reference number,text,technical committee,...). It also gives information on projects, replaced and French, with equivalent terms in 16 additional languages. and withdrawn publications. Also known as the International Electrotechnical Vocabulary (IEV) online. IEc Just Published - webstore.iec.ch/justpublished IEc Glossary - std.iec.ch/glossary Stay up to date on all new IEC publications.Just Published details all new publications released. Available online and 67 000 electrotechnical terminology entries in English and once a month by email. French extracted from the Terms and Definitions clause of iEC publications issued since 2002. Some entries have been IEC Customer Service Centre - webstore.iec.ch/csc collected from earlier publications of IEC TC 37, 77, 86 and If you wish to give us your feedback on this publication or CISPR. need further assistance,please contact the Customer Service Centre: [email protected]. A propos de IIEC 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 contenutechnique des publications IEC est constamment revu.Veuillez vous assurerque vous possédez I'éedition la plus récente, un corrigendum ouamendement peut avoirétepublie RecherchedepublicationsIEC Electropedia-www.electropedia.org webstore.iec.ch/advsearchform Le premier dictionnaire d'electrotechnologie en ligne au La rechercheavancéepermet de trouver des publications IEC monde, avec plus de 22 000 articles terminologiques en en utilisant differents criteres (numero de reference, texte, anglais et en frangais, ainsi que les termes équivalents dans 16 langues additionnelles. Egalement appeie Vocabulaire comite d'études,...). Elle donne aussi des informations sur les Electrotechnique International (iEV) en ligne. projets et les publications remplacees ou retirees. IEC JustPublished-webstore.iec.ch/justpublished Glossaire IEC -std.iec.ch/glossary Restez informe sur les nouvelles publications IEC. 67 00