1、 IEC/IEEE 61850-9-3 Edition 1.0 2016-05 INTERNATIONAL STANDARD Communication networks and systems for power utility automation Part 9-3:Precision time protocol profile for power utility automation IEC/IEEE 61850-9-3:2016-05(en)THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2016 IEC,Geneva,Switzer
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12、and systems for power utility automation Part 9-3:Precision time protocol profile for power utility automation INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 33.200 ISBN 978-2-8322-3354-2 Warning!Make sure that you obtained this publication from an authorized distributor.Registered trademark of the I
13、nternational Electrotechnical Commission 2 IEC/IEEE 61850-9-3:2016 IEC/IEEE 2016 CONTENTS FOREWORD.3 INTRODUCTION.5 1 Scope.6 2 Normative references.6 3 Terms,definitions,abbreviations,acronyms,and conventions.6 3.1 Terms and definitions.6 3.2 Abbreviations and acronyms.8 4 Identification.8 5 Clock
14、types.8 6 Protocol specifications.9 7 Requirements.9 7.1 Measurement conditions.9 7.2 Network time inaccuracy.9 7.3 Network elements.10 7.4 Requirements for grandmasters.10 7.4.1 Grandmaster time inaccuracy.10 7.4.2 Grandmaster holdover.10 7.4.3 Grandmaster clockQuality in start-up,holdover and reco
15、very.10 7.4.4 Grandmaster traceable flags.10 7.5 Requirements for TCs.10 7.6 Requirements for BCs.11 7.6.1 BC time inaccuracy.11 7.6.2 BC as free-running grandmaster.11 7.6.3 BC as master in holdover.11 7.7 Requirements for media converters.11 7.8 Requirements for links.11 7.9 Network engineering.12
16、 8 Default settings.13 9 Redundant clock handling.13 10 Protocol Implementation Conformance Statement(PICS).13 10.1 Conventions.13 10.2 PICS.14 Table 1 PTP attributes for the power utility automation profile.13 Table 2 PICS for clocks.14 IEC/IEEE 61850-9-3:2016 3 IEC/IEEE 2016 COMMUNICATION NETWORKS AND SYSTEMS FOR POWER UTILITY AUTOMATION Part 9-3:Precision time protocol profile for power utility automation FOREWORD 1)The International Electrotechnical Commission(IEC)is a worldwide organization
