GB/T 45797-2025 Active National standards

GB/T 45797-2025 Road vehicles—Low-voltage electrical system performance requirements and test methods

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 45797-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Electronic and electrical equipment

ICS Name: Electric and electronic equipment

Publish Date: 2025-08-01

Implement Date: 2026-02-01

Pages: 44 pages

Scope

This document specifies the performance requirements for the 12 V/24 V low-voltage electrical system of vehicles and describes the corresponding test methods.
This document is applicable to M-class and N-class vehicles. Other types of vehicles should refer to this document for implementation.
This document is not applicable to the high-voltage electrical system of electric vehicles.

Development Information

Word Count: 71 Thousand words Pages: 44 pages

Referenced Standards

GB/T 5008.1-2005 Lead-acid starter batteries—Technical conditions GB/T 5008.1-2013 Lead-acid starter batteries—Part 1:Technical conditions and methods of test GB/T 5008.1-2023 Lead-acid starter batteries—Part 1:Technical conditions and methods of test GB/T 12535-2021 Test method of starting performance for motor vehicle GB/T 21437.2-2021 Road vehicles—Test method of electrical disturbances from conduction and coupling—Part 2:Electrical transient conduction along supply lines only GB/T 25085.1-2024 Road vehicles—Automotive cables—Part 1:Vocabulary and design guidelines GB/T 28046.1-2011 Road vehicles—Environmental conditions and testing for electrical and electronic equipment—Part 1:General GB/T 28046.2-2019 Road vehicles—Environmental conditions and testing for electrical and electronic equipment—Part 2:Electrical loads GB/T 31465.1-2015 Road vehicles—Fuse-link—Part 1:Definitions and general test requirements GB/T 31465.2-2015 Road vehicles—Fuse-link—Part 2:User's guide GB/T 31465.3-2015 Road vehicles—Fuse-link—Part 3:Fuse-link with blade type GB/T 31465.4-2015 Road vehicles—Fuse-link—Part 4: Fuse-links with female contacts and bolt-in contacts GB/T 31465.5-2015 Road vehicles—Fuse-link—Part 5:Fuse-links with axial terminals (strip fuse-links) GB/T 31465.6-2017 Road vehicles—Fuse-links—Part 6:Fuse-links with bolt-in contacts with high voltage GB/T 31465.7-2017 Road vehicles—Fuse-links—Part 7:Fuse-links with shortened tabs

Related Standards

GB/T 5053.1-1985 Replaced

GB/T 5053.1-1985 Electrical connections between motor vehicles and towed vehicles—Type 24N

Publish Date: 1985-03-09

GB/T 5053.2-1985 Replaced

GB/T 5053.2-1985 Electrical connections between motor vehicles and towed vehicles—Type 12N

Publish Date: 1985-03-09

GB/T 5053.3-1985 Replaced

GB/T 5053.3-1985 Test methods and requirements of electrical connections between motor vehicles and towed vehicles

Publish Date: 1985-03-09

GB/T 5054-1985 Replaced

GB/T 5054-1985 Seven-core connecting cable of motor vehicles and towed vehicles

Publish Date: 1985-03-09

GB/T 5337-1985 Active

GB/T 5337-1985 Nomenclature and terminology for automotive electrical equipment, lighting and instrumentation

Publish Date: 1985-08-31

GB 15742-2001 Replaced

GB 15742-2001 Performance requirements and test methods of horn for motor vehicles

Publish Date: 2001-01-10