IEC_60255-24-2013.pdf

IEC 60255-24 Edition 2.0 2013-04 INTERNATIONAL STANDARD NORME INTERNATIONALE Measuring relays and protection equipment Part 24:Common format for transient data exchange(COMTRADE)for power systems Relais de mesure et dispositifs de protection Partie 24:Format commun pour lchange de donnes transitoires(COMTRADE)dans les rseaux lectriques IEC 60255-24:2013 IEEE Std.C37.111-2013 IEEE Std C37.111 colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2013 IEEE All rights reserved.IEEE is a registered trademark in the U.S.Patent&Trademark Office,owned by the Institute of Electrical and Electronics Engineers,Inc.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 the IEC Central Office.Any questions about IEEE copyright should be addressed to the IEEE.Enquiries about obtaining additional rights to this publication and other information requests should be addressed to the IEC or your local IEC member National Committee.IEC Central Office Institute of Electrical and Electronics Engineers,Inc.3,rue de Varemb 3 Park Avenue CH-1211 Geneva 20 New York,NY 10016-5997 Switzerland United States of America Tel.:+41 22 919 02 11 stds.infoieee.org Fax:+41 22 919 03 00 www.ieee.org infoiec.ch 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 corrigendum or an amendment might have been published.Useful links:IEC publications search-www.iec.ch/searchpub The advanced search enables you to find IEC publications by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.Available on-line and also once a month by email.Electropedia-www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 30 000 terms and definitions in English and French,with equivalent terms in additional languages.Also known as the International Electrotechnical Vocabulary(IEV)on-line.Customer Service Centre-webstore.iec.ch/csc If you wish to give us your feedback on this publication or need further assistance,please contact the Customer Service Centre:csciec.ch.Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.IEC 60255-24 Edition 2.0 2013-04 INTERNATIONAL STANDARD NORME INTERNATIONALE Measuring relays and protection equipment Part 24:Common format for transient data exchange(COMTRADE)for power systems Relais de mesure et dispositifs de protection Partie 24:Format commun pour lchange de donnes transitoires(COMTRADE)dans les rseaux lectriques INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMISSION ELECTROTECHNIQUE INTERNATIONALE XB ICS 29.120.70 PRICE CODE CODE PRIX ISBN 978-2-83220-766-6 Warning!Make sure that you obtained this publication from an authorized distributor.Attention!Veuillez vous assurer que vous avez obtenu cette publication via un distributeur agr.IEEE Std C37.111 colourinsideCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.2 IEC 60255-24:2013 IEEE Std C37.111-2013 Published by IEC under license from IEEE.2013 IEEE.All rights reserved.CONTENTS FOREWORD.5 INTRODUCTION.7 1 Scope.8 2 Normative references.8 3 Terms and definitions.8 4 File and data storage.9 Categories of files.9 4.1 General.9 4.1.1 Executable files.10 4.1.2 Text files.10 4.1.3 Data files.10 4.1.4 Critical/non-critical data.10 4.2 Data representation.11 4.3 General.11 4.3.1 Binary data.11 4.3.2 ASCII data.11 4.3.3 Data field delimiters and lengths.11 4.4 General.11 4.4.1 Carriage return/line feed delimiter .11 4.4.2 Comma delimiter.12 4.4.3 Field lengths.12 4.4.4 Floating point notation for ASCII data.12 4.5 Methods of accessing data in files.13 4.6 General.13 4.6.1 Random access files.13 4.6.2 Sequential files.13 4.6.3 Primary to secondary ratios.14 4.75 COMTRADE files.14 General.14 5.1 Header file(.HDR).14 5.2 Configuration file(.CFG).15 5.3 Data file(.DAT).15 5.4 Information file(.INF).15 5.56 Header file.15 General.15 6.1 Content.