IEC_TR_61850-90-4-2020.zip

IEC TR 61850-90-4 Edition 2.0 2020-05 TECHNICAL REPORT Communication networks and systems for power utility automation Part 90-4:Network engineering guidelines IEC TR 61850-90-4:2020-05(en)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2020 IEC,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 IECs 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.IEC Central Office Tel.:+41 22 919 02 11 3,rue de Varemb infoiec.ch CH-1211 Geneva 20 www.iec.ch Switzerland 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.IEC publications search-webstore.iec.ch/advsearchform The advanced search enables 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by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications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 online and once a month by email.IEC 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:salesiec.ch.Electropedia-www.electropedia.org The worlds leading online dictionary on electrotechnology,containing more than 22 000 terminological entries in English and French,with equivalent terms in 16 additional languages.Also known as the International Electrotechnical Vocabulary(IEV)online.IEC Glossary-std.iec.ch/glossary 67 000 electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries have been collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC TR 61850-90-4 Edition 2.0 2020-05 TECHNICAL REPORT Communication networks and systems for power utility automation Part 90-4:Network engineering guidelines INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 33.200 ISBN 978-2-8322-8137-6 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside 2 IEC TR 61850-90-4:2020 IEC 2020 CONTENTS FOREWORD.14 INTRODUCTION.16 1 Scope.17 1.1 General.17 1.2 Namespace name and version.17 1.3 Code Component distribution.18 2 Normative references.19 3 Terms,definitions,abbreviated terms and conventions.22 3.1 Terms and definitions.22 3.2 Abbreviations.26 3.3 Conventions.28 3.3.1 Network diagram symbols.28 3.3.2 Port and link symbols.29 3.3.3 Bridges symbols.30 4 Overview of IEC 61850 networks.30 4.1 Logical allocation of functions and interfaces.30 4.2 IEC 61850 protocol stack.32 4.2.1 General.32 4.2.2 IEC 61850 traffic classes.32 4.2.3 MMS protocol.33 4.2.4 GOOSE protocol.34 4.2.5 SV protocol.36 4.2.6 R-GOOSE and R-SV.36 4.3 Station bus and process bus.37 5 Network design checklist.38 5.1 Design principles.38 5.2 Engineering flow.38 5.3 Checklist to be observed.39 5.3.1 Summary.39 5.3.2 Environmental issues.40 5.3.3 EMI immunity.40 5.3.4 Form factor.40 5.3.5 Physical media.40 5.3.6 Substation application and network topology.41 5.3.7 Redundancy.41 5.3.8 Reliability,availability,maintainability.41 5.3.9 Logical data flows and traffic patterns.41 5.3.10 Latency for different types of traffic.42 5.3.11 Performance.42 5.3.12 Network management.42 5.3.13 Network supervision.42 5.3.14 Time synchronization and accuracy.42 5.3.15 Remote connectivity.42 5.3.16 Cyber security.42 5.3.17 Scalability,upgradeability and future-proof.43 5.3.18 Testing.43 IEC TR 61850-90-4:2020 IEC 2020 3 5.3.19 Cost.43 6 Ethernet technology for substations.43 6.1 Ethernet subset for substation automation.43 6.2 Topology.43 6.3 Physical layer.45 6.3.1 Data rate and medium.45 6.3.2 Full-duplex communication and auto-negotiation.45 6.3.3 Copper cabling at 100 Mbit/s.45 6.3.4 Optical cabling at 100 Mbit/s(100BASE-FX).47 6.3.5 Optical cabling at 1 Gbit/s(1000BASE-LX).49 6.3.6 Copper cabling at 1 Gbit/s.49 6.4 Link layer.49 6.4.1 Unicast and multicast MAC addresses.49 6.4.2 Link layer and bridges.50 6.4.3 Bridging nodes.51 6.4.4 Loop prevention and RSTP.51 6.4.5 Traffic control in the bridges.53 6.4.6 Unicast MAC address filtering.53 6