IEC IEC/EEE62582-5 Edition 1.02015-06 INTERNATIONAL STANDARD NORME INTERNATIONALE colour nside Nuclear power plants - Instrumentation and control important to safety - Electrical equipment condition monitoring methods - Part 5: Optical time domain reflectometry Centralesnucleairesdepuissance-lInstrumentationetcontrole-commande importants pour lasurete-Methodesdesurveillancede I'état des materiels eélectriques- Partie5:Techniquederetrodiffusion IEC/IEEE62582-5:2015-06(en-fr) THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright@2015IEC,Geneva, Switzerland Copyright@2015IEEE or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing being member National Committee in the country of the requester or from IEEE. IEC CentralOffice Institute of Electrical and Electronics Engineers, Inc. 3, rue de Varembe 3 Park Avenue CH-1211 Geneva 20 NewYork, NY10016-5997 Switzerland United States of America Tel.: +41 22 919 02 11 [email protected] Fax: +41 22 919 03 00 www.ieee.org [email protected] 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. Aboutthe IEEE IEEE is the world's largest professional association dedicated to advancing technological innovation and excellence for conferences, technology standards, and professional and educational activities. AboutIEC/lEEEpublications that you have the latest edition, a corrigendum or an amendment might have been published. IEC Catalogue-webstore.iec.ch/catalogue Electropedia -www.electropedia.org The stand-alone application for consulting the entire The world's leading online dictionary of electronic and bibliographical information on IEC International Standards, electrical terms containing more than 30 000 terms and Technical Specifications, Technical Reports and other definitions in English and French, with equivalent terms in documents. Available for PC, Mac OS, Android Tablets 15 additional languages. Also known as the International and iPad. Electrotechnical Vocabulary (IEV) online. IEC publicationssearch-www.iec.ch/searchpub IEC Glossary-std.iec.ch/glossary The advanced search enables to find IEC publications by a More than 60 000 electrotechnical terminology entries in variety of criteria (reference number, text, technical English andFrenchextracted from theTermsand committee,..).It, also gives information on projects, Definitions clause of IEC publications issued since 2002. Some entries have been collected from earlier publications replaced and withdrawn publications. of IEC TC 37, 77, 86 and CISPR. IEc Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications. Just Published IEC Customer ServiceCentre-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]. IEC >IEEE IEC/EEE62582-5 Edition1.02015-06 INTERNATIONAL STANDARD NORME INTERNATIONALE colour inside Nuclear power plants - Instrumentation and control important to safety - Electrical equipment condition monitoring methods Part 5: Optical time domain reflectometry Centrales nucleaires de puissance- Instrumentation et controle-commande importantspourlasrete-Methodesde surveillancede I'état des materiels électriques- Partie5:Techniquede retrodiffusion INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMISSION ELECTROTECHNIQUE INTERNATIONALE ICS 27.120.20 ISBN 978-2-8322-2704-6 Warning! Make sure that you obtained this publication from an authorized distributor. Attention!Veuillezvous assurer que vous avez obtenu cette publication via un distributeuragree.