GB/T 45906.4-2025 Active National standards

GB/T 45906.4-2025 Substation secondary system—Part 4:Cyber security protection

GB/T 45906.4-2025 Substation secondary system—Part 4:Cyber security protection

Publish Date: 2025-08-01 Implement Date: 2026-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 45906.4-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Electricity

ICS Name: Substations, surge arrestors

Publish Date: 2025-08-01

Implement Date: 2026-02-01

Pages: 20 pages

Scope

This document specifies the general principles, security defense, security monitoring, and security assessment for the network security protection of substation secondary systems.
This document is applicable to the design, R&D, procurement, deployment, maintenance, and evaluation of network security facilities for substation secondary systems.

Development Information

Word Count: 29 Thousand words Pages: 20 pages

Same series standard

GB/T 45906.1-2025 Substation secondary system—Part 1:General requirement GB/T 45906.2-2025 Substation secondary system—Part 2:Data and model GB/T 45906.3-2025 Substation secondary system—Part 3:Communication message specification GB/T 45906.5-2025 Substation secondary system—Part 5:Protection and control system with their equipment's requirements GB/T 45906.6-2025 Substation secondary system—Part 6:Substation monitoring and control system GB/T 45906.7-2025 Substation secondary system—Part 7:Centralized monitoring and control system GB/T 45906.8-2025 Substation secondary system—Part 8:Preventing electric mal-operation GB/T 45906.9-2025 Substation secondary system—Part 9:Construction specifications GB/T 45906.10-2025 Substation secondary system—Part 10:Test and detection

Referenced Standards

GB/T 22239-2008 Information security technology—Baseline for classified protection of information system security 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

Related Standards

GB/T 14598.7-1995 Abolished

GB/T 14598.7-1995 Electrical relays—Part 3:Single input energizing quantity measuring relays with dependent or independent time

Publish Date: 1995-06-02

GB/T 15576-1995 Replaced

GB/T 15576-1995 The specifications of low-voltage reactive power steady compensation equipments

Publish Date: 1995-06-02

GB 8286-1996 Replaced

GB 8286-1996 Mining flameproof movable substations

Publish Date: 1996-03-31

GB/T 16896.1-1997 Replaced

GB/T 16896.1-1997 Digital recorders for measurements in high—Voltage impulse tests—Part 1:Requirements for digital recorders

Publish Date: 1997-07-28

GB 2314-1997 Replaced

GB 2314-1997 General technical requirements for electric power fittings

Publish Date: 1997-09-24

GB/T 17467-1998 Replaced

GB/T 17467-1998 High-voltage/low-voltage prefabricated substations

Publish Date: 1998-08-17