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GB/T 31455.3-2025Intelligent system of bus rapid transit (BRT) - Part 3: Technical requirements for on-board intelligent terminals and peripheral equipment (English PDF)

快速公交（BRT）智能系统　第3部分：车载智能终端及车载外围设备技术要求

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 31, 2025

Implementation date

July 1, 2026

Scope

GB/T 31455.3-2025 is the English-translated version of 快速公交（BRT）智能系统　第3部分：车载智能终端及车载外围设备技术要求.

GB/T 31455.3-2025 is the Chinese standard "Intelligent system of bus rapid transit (BRT) - Part 3: Technical requirements for on-board intelligent terminals and peripheral equipment".

Its scope clause reads: This document specifies the general requirements, technical requirements, and interface specifications for onboard intelligent terminals and onboard peripheral equipment of the Bus Rapid Transit (BRT) intelligent system.

This document applies to the construction and management of onboard systems in intelligent bus rapid transit systems. Its clauses include terms and definitions.

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Document preview — GB/T 31455.3-2025

National Standard of the People's Republic of China

ICS: 35.240.60
Classification: L 73
Replacing: GB/T 31455.3-2015

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
Introduction
1.Scope
2 Normative References
3.Terms and Definitions
4.Abbreviations
5.General Requirements
6.Technical Requirements
7 Interface Specification
Appendix A (Normative) Address Allocation for Vehicle-Mounted Intelligent Terminals and Peripheral Devices

1 Scope

This document specifies the general requirements, technical requirements, and interface specifications for onboard intelligent terminals and onboard peripheral equipment of the Bus Rapid Transit (BRT) intelligent system.

This document applies to the construction and management of onboard systems in intelligent bus rapid transit systems.

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 2312 Basic Set of Chinese Character Coded Character Set for Information Interchange

GB/T 4208-2017 Degrees of protection provided by enclosures (IP code)

GB/T 19056 Vehicle Driving Recorder

GB/T 19951 Test methods for the immunity of electrical/electronic components of road vehicles to electrostatic discharge

GB/T 21437.2-2021 Test methods for electrical/electronic interference caused by conduction and coupling in road vehicles - Part 2

Part 1.Conducted electrical transient emissions and immunity along power lines

GB/T 26766-2019 Intelligent Terminal for Urban Public Buses and Trolleybuses

GB/T 31455.1 Intelligent Bus Rapid Transit (BRT) Systems - Part 1.General Technical Requirements

GB/T 31455.2-2025 Intelligent Bus Rapid Transit (BRT) Systems - Part 2.Technical Requirements for Dispatch Center Systems

GB/T 32852.1 Urban Passenger Transport Terminology Part 1.General Terms

GB/T 32852.2 Urban Passenger Transport Terminology Part 2.Public Buses and Trolleybuses

GB/T 33014.1-2016 Test methods for immunity of electrical/electronic components of road vehicles to narrowband radiated electromagnetic energy - Part 1

Section. General Provisions

JT/T 794-2019 Technical Requirements for Vehicle-Mounted Terminals of Satellite Positioning Systems for Road Transport Vehicles

JT/T 1059.1 Technical Specification for Mobile Payment of Transportation Smart Cards Part 1.General Provisions

JT/T 1252 Technical Specification for Vehicle-Mounted Cameras for Illegal Occupation of Bus Lanes

SJ/T 11141-2025 General Specification for Light Emitting Diode (LED) Display Screens

3 Terms and Definitions

Terms defined in GB/T 31455.1, GB/T 31455.2-2025, GB/T 32852.1, GB/T 32852.2 and JT/T 1059.1

The definitions apply to this document.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 52 pages — is available in the English PDF.

Referenced standards

Normative references

Cited by

Editions of GB/T 31455.3

Edition	Title	Revision	Status
GB/T 31455.3-2025	Intelligent system of bus rapid transit (BRT) - Part 3: Technical requirements for on-board intelligent terminals and peripheral equipment	current edition	Current
GB/T 31455.3-2015	Intelligent system of bus rapid transit (BRT) - Part 3: Technical requirements for on-board intelligent terminals and peripheral equipment	previous edition	Superseded

This page sells the current edition, GB/T 31455.3-2025. Earlier editions are listed for reference only.

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