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GB/T 35732-2025: Technical specifications of remote terminal unit of distribution automation
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GB/T 35732: Evolution and historical versions
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Technical specifications of remote terminal unit of distribution automation
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| GB/T 35732-2017 | English | 679 |
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Technical specifications of intelligent remote terminal unit of distribution automation
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Basic data | Standard ID | GB/T 35732-2025 (GB/T35732-2025) | | Description (Translated English) | Technical specifications of remote terminal unit of distribution automation | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | F21 | | Classification of International Standard | 29.240.01 | | Word Count Estimation | 22,263 | | Date of Issue | 2025-12-02 | | Date of Implementation | 2026-07-01 | | Older Standard (superseded by this standard) | GB/T 35732-2017 | | Issuing agency(ies) | State Administration for Market Regulation, Standardization Administration of China | GB/T 35732-2025: Technical specifications of remote terminal unit of distribution automation---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 29.240.01
CCSF21
National Standards of the People's Republic of China
Replaces GB/T 35732-2017
Distribution Automation Terminal Technical Specifications
Published on 2025-12-02
Implemented on July 1, 2026
State Administration for Market Regulation
The State Administration for Standardization issued a statement.
Table of contents
Preface III
1.Scope 1
2 Normative References 1
3.Terms and Definitions 2
4.Abbreviations 2
5.General Requirements 3
6.Functional Requirements 3
6.1 General Requirements 3
6.2 Feeder Terminal/Station Terminal 3
6.3 Distribution Transformer Terminal 5
6.4 Operation and Maintenance Functions 6
6.5 Structural Appearance 6
7 Technical conditions 6
7.1 Environmental Conditions 6
7.2 Power Supply Requirements 7
7.3 Secondary Circuit 7
8 Performance Requirements
8.1 Measurement and Control
8.2 Troubleshooting 9
8.3 Communication and Time Synchronization 9
8.4 Other performance characteristics 9
8.5 Insulation performance 10
8.6 Electromagnetic compatibility performance 11
8.7 Mechanical Vibration 13
8.8 Continuous power-on stability 13
8.9 Reliability 13
9.Test Methods 13
9.1 Test Conditions 13
9.2 Functional and Performance Tests 14
9.3 Communication Experiment 14
9.4 Structural and Appearance Tests 14
9.5 Power supply influence test 14
9.6 Environmental Suitability Test 15
9.7 Insulation performance test 15
9.8 Electromagnetic compatibility performance test 15
9.9 Mechanical performance test 15
9.10 Continuous power-on test 15
10.Marking, packaging, transportation and storage 15.
10.1 Mark 15
10.2 Packaging 16
10.3 Transportation and Storage 16
Reference 17
Foreword
This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents".
Drafting.
This document replaces GB/T 35732-2017 "Technical Specification for Intelligent Terminals in Distribution Automation". Compared with GB/T 35732-2017, except for...
Aside from structural adjustments and editorial changes, the main technical changes are as follows.
a) The scope has been changed (see Chapter 1, Chapter 1 of the.2017 edition);
b) The definition of "distribution automation terminal" has been changed (see 3.1,.2017 version 3.1);
c) The terms and definitions for "distribution transformer terminal" and "feeder automation" have been added (see 3.4 and 3.5);
d) Terms and definitions related to distribution automation intelligent terminals have been removed (see sections 3.4, 3.5, 3.6, 3.7, and 3.8 of the.2017 version);
e) Abbreviations have been changed (see Chapter 4, Chapter 4 in the.2017 edition);
f) The general requirements have been changed (see Chapter 5, Chapter 5 of the.2017 edition);
g) The general requirements in the functional requirements (see 6.1,.2017 version 6.1) and the feeder terminal/station terminal measurement and control functions (see...) have been changed.
6.2.1 (see 6.2.1 in the.2017 version), fault handling function (see 6.2.2 in the.2017 version), communication function (see 6.2.3 in the.2017 version).
Version 6.4);
h) Added power management function (see 6.2.4), backup power supply (see 6.2.5), other functions (see 6.2.6), and distribution transformer terminal function requirements.
(See 6.3), Operation and maintenance functions (see 6.4);
i) Changes were made to the structural appearance (see 6.5, 7.3 of the.2017 edition), the environmental conditions in the technical specifications (see 7.1, 7.1 of the.2017 edition), and the supply...
Power supply requirements (see 7.2,.2017 edition); secondary circuits (see 7.3,.2017 edition 7.4);
j) Interface requirements (see 7.5 in the.2017 version), technical requirements for distributed FA (7.7 in the.2017 version), and plug-and-play technology have been removed.
Technical requirements (see 7.8 in the.2017 edition);
k) Changes were made to the performance requirements for measurement control (see 8.1,.2017 version 8.1), communication and time synchronization (see 8.3,.2017 version 7.6).
Insulation performance (see 8.5, 8.2 in the.2017 edition), electromagnetic compatibility performance (see 8.6, 8.3 in the.2017 edition), mechanical vibration (see...
8.7 (see 8.4 in the.2017 edition), continuous power-on stability (see 8.8, 8.5 in the.2017 edition), and reliability (see 8.9,.2017 edition).
8.6);
l) Added fault handling requirements (see 8.2) and other performance requirements (see 8.4) to the performance requirements;
m) The static testing-related content in the test methods has been modified (see Chapter 9, 9.1 of the.2017 version);
n) The content related to dynamic detection in the test methods has been deleted (9.2 in the.2017 version);
o) Added requirements for marking, packaging, transportation, and storage (see Chapter 10);
p) The appendices on static testing and dynamic testing of test methods have been deleted (see Appendix E and Appendix F of the.2017 edition).
Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.
This document was proposed by the China Electricity Council.
This document is under the jurisdiction of the National Technical Committee on Standardization of Power System Management and Information Exchange (SAC/TC82).
This document was drafted by. State Grid Electric Power Research Institute Co., Ltd., Shanghai Jiao Tong University, and Guangdong Power Grid Co., Ltd. Power Dispatch Center.
Control Center, State Grid Shandong Electric Power Research Institute, State Grid Fujian Electric Power Research Institute, State Grid Shaanxi
Provincial Electric Power Company Electric Power Research Institute, China Electric Power Research Institute Co., Ltd., State Grid Shanghai Electric Power Company, China Southern Power Grid Science
Research Institute Co., Ltd., State Grid Jiangsu Electric Power Research Institute, Zhejiang Huadian Equipment Testing and Research Institute Co., Ltd.
State Grid Henan Electric Power Research Institute, State Grid Hunan Electric Power Research Institute, Guangxi Power Grid Co., Ltd.
State Grid Jiangsu Electric Power Research Institute, State Grid Jiangsu Electric Power Co., Ltd., Jiangsu Jinzhi Technology Co., Ltd., Zhuhai Xuji Electric Co., Ltd., Dongguan... State Grid Jiangsu Electric Power Research Institute, State Grid Jiangsu Electric Power Co., Ltd., Jiangsu Jinzhi Technology Co
Fang Electronics Co., Ltd., Keda Intelligent Electrical Technology Co., Ltd., Nanjing NARI Relay Protection Engineering Technology Co., Ltd., Changyuan Shenrui Relay Protection Automation Co., Ltd.
Automation Co., Ltd., Beijing Sifang Relay Protection Engineering Technology Co., Ltd., Jicheng Electronics Co., Ltd., and NARI Nanjing Control System Co., Ltd.
The company, Guangdong Power Grid Co., Ltd. Electric Power Research Institute, State Grid Shanxi Electric Power Company Electric Power Research Institute, Yunnan Power Grid Co., Ltd.
The company's Electric Power Research Institute, State Grid Jilin Electric Power Co., Ltd., Yunnan Power Grid Co., Ltd., and State Grid Nanjing Automation Co., Ltd.
The company, Xuchang Kaipu Testing and Research Institute Co., Ltd., Xu Jide Lishier Electric Co., Ltd., and Yantai Dongfang Weiston Power Equipment Co., Ltd.
The company, Jiangsu Hongyuan Electric Co., Ltd., NARI Intelligent Power Distribution Technology Co., Ltd., and State Grid Electric Power Research Institute Co., Ltd. conducted experiments.
Certificate Center, China Southern Power Grid Electric Technology Co., Ltd., and the Technical College Branch of State Grid Corporation of China.
The main drafters of this document are. Cai Yueming, Du Hongwei, Liu Dong, Liu Mingxiang, Zhao Ruifeng, Wen Yanjun, Luo Xiang, Guan Shilei, Wang Feng, Liu Bin, and Han Tao.
Chen Ran, Shi Xuntao, Li Zhi, Yang Xiong, Xie Ruirui, Zhu Jiran, Zhu Weiping, Zhang Chi, Tan Weibin, Qin Minghui, Yin Hui, Zhu Zhonghua, Xu Jian, Li Weifan
Lü Liping, Ling Wanshui, Sun Jiandong, Xiao Xiaobing, Ou Shifeng, Guo Wenxin, Lü Shixuan, Zhang Chi, Wu Yan, Zhang Di, Guo Ziyi, Xu Mingming, Qiao Li
Lu Jiangang, Xu Hao, Zhou Jie, Xia Yandong, Wu Hai, Li Yonggang, Zhang Hua, Liu Luoyang, Xue Jianmin, Jin Qiang, Yang Song, Li Guanliang, Wang Honglin, Zeng Ruijiang
Yang Yazhou, Quan Li, Li Lisheng, Wang Gaohai, Duan Wenyong, Xie Wenqiang, Sun Jian, Huang Liangliang, Liu Ling, Yuan Tao, Ayizibu, Wang Meng, Wang Wei, Wang Jing.
The release history of this document and the document it replaces is as follows.
---First published in.2017 as GB/T 35732-2017;
---This is the first revision.
Distribution Automation Terminal Technical Specifications
1 Scope
This document specifies the general requirements and technical conditions for distribution automation terminals (hereinafter referred to as "terminals"), as well as their functions, performance, markings, and packaging.
The requirements for loading, transportation, and storage are described, along with the corresponding test methods.
This document applies to the planning, design, procurement, installation, commissioning, testing, acceptance, and operation and maintenance of terminals.
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
GB/T 2423.10-2019 Environmental testing – Part 2.Test methods – Test Fc. Vibration (sine)
GB/T 4208-2017 Degrees of protection provided by enclosures (IP code)
GB/T 5095 (all parts) Electromechanical components for electronic equipment
GB/T 7261-2016 Basic Test Methods for Relay Protection and Safety Automatic Devices
GB/T 13384 General Technical Requirements for Packaging of Mechanical and Electrical Products
GB/T 13729-2019 Telephone Terminal Equipment
GB/T 14285 Technical Specification for Relay Protection and Safety Automatic Devices
GB/T 14598.24 Measuring relays and protective devices – Part 24.Transient data exchange (COMTRADE) for power systems
Use format
GB/T 14598.27-2025 Measuring relays and protective devices – Part 27.Product safety requirements
GB/T 17215.321-2021 Electrical measuring equipment (AC) Part 21.Static active energy meters (Class A,
Grades B, C, D, and E)
GB/T 17215.323-2022 Electrical measuring equipment (AC) Part 23.Static reactive energy meters (Class 2 and 3)
class)
GB/T 17626.2 Electromagnetic compatibility testing and measurement techniques - Electrostatic discharge immunity test
GB/T 17626.3 Electromagnetic compatibility testing and measurement techniques – Part 3.Radio frequency electromagnetic field radiated immunity testing
GB/T 17626.4 Electromagnetic compatibility testing and measurement techniques - Electrical fast transient/burst immunity test
GB/T 17626.5 Electromagnetic compatibility testing and measurement techniques - Surge (impulse) immunity test
GB/T 17626.8 Electromagnetic compatibility testing and measurement techniques - Power frequency magnetic field immunity test
GB/T 17626.9 Electromagnetic compatibility testing and measurement techniques - Pulse magnetic field immunity test
GB/T 17626.10 Electromagnetic compatibility testing and measurement techniques - Damped oscillating magnetic field immunity test
GB/T 17626.11 Electromagnetic compatibility testing and measurement techniques – Part 11.Equipment with input current less than or equal to 16A per phase
Voltage sag, short interruption and voltage change immunity test
GB/T 17626.18 Electromagnetic compatibility testing and measurement techniques - Damped oscillating wave immunity test
GB/T 17626.29 Electromagnetic compatibility testing and measurement techniques - DC power supply input port voltage dips, short interruptions and voltage fluctuations
Immunity test
GB/T 19638.1-2014 Stationary Valve-Regulated Lead-Acid Batteries - Part 1.Technical Conditions
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