GB/T 45906.7-2025Substation secondary system — Part 7: Centralized monitoring and control system of substationm (English PDF)
变电站二次系统 第7部分:集中监控系统
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
August 1, 2025
Implementation date
February 1, 2026
Scope
GB/T 45906.7-2025 is the English-translated version of 变电站二次系统 第7部分:集中监控系统.
GB/T 45906.7-2025 is the Chinese national standard covering the centre that watches unattended substations from one control room — the overall, hardware, network and software architecture, the basic platform and the applications built on it, the information interaction with the stations, with the dispatch system and with the business management system, the performance figures, and the security requirements, since one console now operates plant that used to have staff on site. Part 7 of the series, with the general part GB/T 45906.1-2025 and the error prevention part GB/T 45906.8-2025. First edition, under the China Electricity Council. In force from 1 February 2026. Issued on 1 August 2025, it has been in force since 1 February 2026.
Document preview — GB/T 45906.7-2025
National Standard of the People's Republic of China
- ICS
- 29.240.10
- Classification
- F 20
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- PrefaceIII
- IntroductionIV
- 1 Scope1
- 2 Normative references1
- 3 Terms and Definitions1
- 4 Abbreviations2
- 5 General Requirements2
- 6 System Architecture2
- 6.1 Overall Architecture2
- 6.2 Hardware and Network Architecture3
- 6.3 Software Architecture3
- 7 Functional Requirements4
- 7.1 Basic Platform4
- 7.2 Functional Application5
- 8 Information Interaction7
- 8.1 Interaction with Substation System7
- 8.2 Interaction with the Scheduling System7
- 8.3 Interaction with business management system8
- 9 Performance Requirements8
- 10 Safety Requirements8
- Appendix A (Informative) Typical Hardware Configuration of Centralized Control System10
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting.
This document is Part 7 of GB/T 45906 "Substation Secondary Systems". GB/T 45906 has published the following parts.
— Part 1: General requirements;
— Part 2: Data and models;
— Part 3: Communication message specifications;
— Part 4: Network security protection;
— Part 5: Protection, control and related equipment;
— Part 6: Station monitoring system;
— Part 7: Centralized monitoring system;
— Part 8: Electrical operation error prevention;
— Part 9: Construction specifications;
— Part 10.Testing and inspection.
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by the China Electricity Council.
This document is under the jurisdiction of the National Grid Operation and Control Standardization Technical Committee (SAC/TC446), the National Electric Power System Management and its Information It is under the jurisdiction of the Technical Committee for Standardization of Information Exchange (SAC/TC82).
This document was drafted by: China Electric Power Research Institute Co., Ltd., State Grid Corporation of China, State Grid Jiangsu Electric Power Co., Ltd., State Grid Zhejiang Electric Power Co., Ltd., State Grid Fujian Electric Power Co., Ltd., State Grid Sichuan Electric Power Co., Ltd., State Grid Economic and Technological Research Institute Co., Ltd., State Grid Corporation of China North China Branch, State Grid Hebei Electric Power Co., Ltd., China Southern Power Grid Power Dispatching and Control Center, Guangdong Power Dispatching and Control Center of Power Grid Corporation, Inner Mongolia Electric Power (Group) Co., Ltd., State Grid Nanrui Nanjing Control System Co., Ltd., Beijing Sifang Relay Protection Engineering Technology Co., Ltd., Xuji Electric Co., Ltd., Nanjing Nanrui Relay Protection Electric Co., Ltd., Guodian Nanjing Automation Co., Ltd. Limited Company.
The main drafters of this document are: Sun Yang, Chen Guoping, Zhang Wei, Li Yan, Zhao Yongqiang, Zhang Jinhu, Hao Baoxin, Li Jinsong, Qian Ping, Wang Deqing, Wu Congying, Yu Yifeng, Zhao Na, Fan Qing, Li Wenzhuo, Lu Tong, He Rui, Li Mengyuan, Zhou Quanyue, Han Liu, Deng Li, Qin Zening, Liu Kemeng, Wu Tianlong, An Shengdong, Li Ang, Sheng Zhenming, Ru Dongwu, Fang Ping, Hu Xunhui, Xu Yanming, Wen Pei, Teng Jingyu, Tan Tingfang, Wu Erke, and Liu Chunlei.
Introduction
In order to meet the transformation and development needs of the substation secondary system, the top-level design of the overall architecture, functions, data and equipment of the substation secondary system is realized.
Design, promote the optimization and upgrading of new power system equipment manufacturing industry, improve the overall performance and reliability level of substation secondary system, formulate this system List standards.
GB/T 46906 "Substation Secondary System" comprehensively covers general requirements, equipment system functional requirements, project implementation and testing, etc.
The substation secondary system consists of 10 parts.
— Part 1: General requirements. The purpose is to standardize the overall requirements and reliability, functional integration, information interaction, Network security and other technical requirements.
— Part 2: Data and Model. The purpose is to standardize the substation secondary system data and model framework, clarify data classification, collection Processing requirements, modeling methods, and model configuration processes.
— Part 3: Communication message specification. The purpose is to standardize the communication protocol set of the substation secondary system, clarify the data objects and communication The implementation method of the service.
— Part 4: Network security protection. The purpose is to standardize the technical requirements for security protection of substation secondary systems.
— Part 5: Protection control and related equipment. The purpose is to standardize substation relay protection and safety automatic devices, automation equipment Technical requirements for power equipment, power metering and power quality equipment, collection and execution equipment, communication equipment and auxiliary monitoring equipment.
— Part 6: Station Monitoring System. The purpose is to standardize the technical requirements of the station monitoring system, including functions, performance, information exchange, etc.
— Part 7: Centralized monitoring system. The purpose is to standardize the system architecture, functions, performance, information exchange, and Mutual technical requirements.
— Part 8: Electrical operation error prevention. The purpose is to standardize the overall requirements, architecture, functions and Energy, performance and application requirements.
— Part 9: Construction Specifications. The purpose is to standardize the overall requirements, design principles, process control and construction of substation secondary system engineering.
System and technical requirements.
— Part 10.Testing and inspection. The purpose is to standardize the general principles and requirements for the inspection of substation secondary system equipment and systems. Please wait. Substation secondary system Part 7: Centralized monitoring system
1 Scope
This document specifies the overall requirements, system architecture, functional requirements, and requirements, information interaction, performance requirements and security requirements.
This document applies to the design, development, construction, operation, maintenance and overhaul of centralized control systems.
2 Normative references
GB/T 22239
GB/T 36572
GB/T 45906.1
GB/T 45906.2
GB/T 45906.4
GB/T 45906.8
GB 50052
GB 50174
GB/T 50980
IEC 60870
3 Terms and Definitions
The terms and definitions defined in GB/T 45906.1 and the following apply to this document.
3.1
The basic software platform of the centralized monitoring system of substations provides data, models and interface services for the integration and operation of centralized control systems.
The basic conditions for the development, operation, communication and resource management of the station's centralized monitoring function application.
3.2 Function application function application
Running on the centralized monitoring system basic platform, a business association composed of one or more services is used to complete one or more
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 22239Information security technology - Baseline for classified protection of cybersecurity
- GB/T 36572Guidelines of cyber security protection for electric power system supervision and control
- GB/T 45906.1Substation secondary system — Part 1: General requirement
- GB/T 45906.2Substation secondary system — Part 2: Data and model
- GB/T 45906.4Substation secondary system — Part 4: Cyber security protection
- GB/T 45906.8Substation secondary system — Part 8: Preventing electric mal-operation
GB 50052 · GB 50174 · GB/T 50980 · IEC 60870
Editions of GB/T 45906.7
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 45906.7-2025 | Substation secondary system - Part 7: Centralized monitoring and control system of substationm | current edition | Current |
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Related Standards
GB/T 22239-2019 — Information security technology - Baseline for classified protection of cybersecurity
GB/T 36572-2018 — Guidelines of cyber security protection for electric power system supervision and control
GB/T 45906.1-2025 — Substation secondary system — Part 1: General requirement
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