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eLibrary > IEEE Standard for Requirements for Time Tags Created by Intelligent Electronic Devices--COMTAG >

IEEE Standard for Requirements for Time Tags Created by Intelligent Electronic Devices--COMTAG, 2018

This document is reproduced and distributed under license from The Institute of Electrical and Electronics Engineers, Incorporated (IEEE), 445 Hoes Lane, Piscataway, New Jersey 08854 and is protected by United States and international copyright laws and treaties. No part of this publication may be reproduced, in any form and in any medium, without the prior written consent of the IEEE. If you have any questions, please contact MADCAD.com at support@madcad.com or call at 1.800.798.9296.

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IEEE Standard for Requirements for Time Tags Created by Intelligent Electronic Devices--COMTAG, 2018

IEEE Std C37.237™-2018 Front cover
Title page
Important Notices and Disclaimers Concerning IEEE Standards Documents
Participants
Introduction
Contents
1. Overview [Go to Page]
1.1 Scope
1.2 Purpose
2. Definitions, acronyms, and abbreviations [Go to Page]
2.1 Definitions
2.2 Acronyms and abbreviations
3. Events [Go to Page]
3.1 Physical events
3.2 Internal IED events
3.3 Communication-based events
4. General requirements [Go to Page]
4.1 Time tag association requirements
4.2 Clock synchronization requirements
5. Time tag content requirements [Go to Page]
5.1 Time tag accuracy classes
5.2 Time quality, time quality class, and time quality flags
6. IED specification requirements
7. Testing [Go to Page]
7.1 Testing physical events
7.2 Testing of internal events
7.3 Testing communication-based events
Annex A (normative) Extensions to IRIG-B time code [Go to Page]
A.1 IRIG-B time code introduction
A.2 IRIG-B time code extensions
A.3 Extension of the coded expressions to use the SBS field for TDM data
Annex B (informative) Event record description
Annex C (informative) Considerations for IEDs [Go to Page]
C.1 General
C.2 Compensation for delay in ancillary devices (transducers, VT/CT, wiring, capacitance, etc.)
C.3 Analog signal processing error
C.4 Derived quantities
C.5 Digital input error
C.6 Sampling issues
Annex D (informative) Thresholds for event detection and triggers [Go to Page]
D.1 General
D.2 Setting triggers and thresholds
Annex E (informative) Time scales and related issues [Go to Page]
E.1 General
E.2 Time scales, time zones, and non-sequential events
Annex F (informative) COMTRADE (IEEE Std C37.111™-2013) compatibility
Annex G (informative) Correlating data from different sources; data interpolation
Annex H (informative) COMFEDE (IEEE Std C37.239™) compatibility
Annex I (informative) Bibliography
Back cover [Go to Page]

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IEEE Standard for Requirements for Time Tags Created by Intelligent Electronic Devices--COMTAG, 2018

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