IEC IECTR 61869-102 Edition 1.02014-01 TECHNICAL REPORT colour inside Instrumenttransformers- Part 102: Ferroresonance oscillations in substations with inductive voltage transformers IEC TR 61869-102:2014-01(EN) THISPUBLICATIONIS COPYRIGHT PROTECTED Copyright2014IEC,Geneva,Switzerland or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from your local IEC member National Committee for further information. IEC Central Office Tel.: +41 22 919 02 11 3, rue de Varembe Fax: +41 22 919 03 00 CH-1211 Geneva 20 info@iec.ch Switzerland 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. 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. IECCatalogue-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 14 documents. Available for PC, Mac OS, Android Tablets and additional languages. Alsoknownasthe International iPad. Electrotechnical Vocabulary (IEV) online. IEcpublicationssearch-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 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 Some entries and withdrawn publications.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: csc@iec.ch. JEC IEC TR 61869-102 Edition 1.02014-01 TECHNICAL REPORT colour inside Instrumenttransformers Part 1o2: Ferroresonance oscillations in substations with inductive voltage transformers INTERNATIONAL ELECTROTECHNICAL XA COMMISSION PRICE CODE ICS17.220.20 ISBN 978-2-8322-1308-7 Warning! Make sure that you obtained this publication from an authorized distributor.