Standard No.:	GB/T 26866-2011
English Name:	Testing specifications of time synchronism systems for power system
Chinese Name:	电力系统的时间同步系统检测规范
Chinese Classification:	N22    Electric energy measurement and load control system
Professional Classification:	GB    National Standard
Issued by:	AQSIQ; SAC
Issued on:	2011-7-29
Implemented on:	2011-12-1
Status:	superseded
Superseded by:	GB/T 26866-2022 Testing specifications of power time synchronism systems
Superseded on:	2023-5-1
Language:	English
File Format:	PDF
Word Count:	7000 words
Price(USD):	140.0
Delivery:	via email in 1 business day

1 Scope This Standard specifies the requirements of testing test conditions, testing items (including type test and delivery inspection) and testing methods, testing result judgement methods and inspection cycle of time synchronism systems for power system. This Standard is applicable to the testing of time synchronism systems for power system, may be used as inspection reference for development, production and inspection department of time-synchronization-type products for power system and may be referred by field inspection of operation department. 2 Normative Reference The following referenced documents are indispensable for the application of this document. For dated references, only the editions cited apply. For undated references, the latest editions of the normative document (including any amendments) apply. GB/T 7261-2008 Basic Testing Method for Relaying Protection and Security Automatic Equipment GB/T 13729-2002 Remote Terminal Unit Equipment GB/T 17626.2-2006 Electromagnetic Compatibility - Testing and Measurement Techniques-Electrostatic Discharge Immunity Test GB/T 17626.3-2006 Electromagnetic Compatibility - Testing and Measurement Techniques-Radiated Radio-frequency Electromagnetic Field Immunity Test GB/T 17626.4—2008 Electromagnetic Compatibility - Testing and Measurement Techniques - Electrical Fast Transient/Burst Immunity Test GB/T 17626.5- 2008 Electromagnetic Compatibility - Testing and Measurement Techniques – Surge (impact) Immunity Test GB/T 17626.8-2006 Electromagnetic Compatibility - Testing and Measurement Techniques-Power Frequency Magnetic Field Immunity Test GB/T 17626.9-1998 Electromagnetic Compatibility - Testing and Measurement Techniques - Pulse Magnetic Field Immunity Test GB/T 17626.10-1998 Electromagnetic Compatibility - Testing and Measurement Techniques-Damped Oscillatory Magnetic Field Immunity Test GB/T 17626.12-1998 Electromagnetic Compatibility - Testing and Measurement Techniques-Oscillatory Waves Immunity Test GB/T 19520.12-2009 Mechanical Structures for Electronic Equipment - Dimensions of Mechanical Structures of the 482.6 mm (19 in) Series - Part 3-101: Subracks and Associated Plug-in Units DL/T 1100.1-2009 Time Synchronism Systems of Power System Part 1: Technical Specifications 3 Terminologies and Definitions

Foreword I 1 Scope 2 Normative Reference 3 Terminologies and Definitions 4 Testing Items and Requirements 5 Inspection Rules Appendix A (Informative) On-site Test