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GB/T 44853-2024: Urban rail transit vehicles - Electro-pneumatic brake system
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| GB/T 44853-2024 | English | 409 |
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Urban rail transit vehicles - Electro-pneumatic brake system
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GB/T 44853-2024
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Standard similar to GB/T 44853-2024 GB/T 51033 GB/T 50082 Basic data | Standard ID | GB/T 44853-2024 (GB/T44853-2024) | | Description (Translated English) | Urban rail transit vehicles - Electro-pneumatic brake system | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | S33 | | Classification of International Standard | 45.060 | | Word Count Estimation | 20,264 | | Date of Issue | 2024-10-26 | | Date of Implementation | 2025-05-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 44853-2024: Urban rail transit vehicles - Electro-pneumatic brake system---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT44853-2024
Urban rail transit vehicles - Electro-pneumatic brake system
Electro-pneumatic braking system for urban rail transit vehicles
ICS 45.060
CCS S 33
National Standard of the People's Republic of China
Released on October 26, 2024
Implementation on May 1, 2025
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface... Ⅲ
1 Scope... 1
2 Normative references... 1
3 Terms and Definitions 1
4 Operating environment conditions... 4
5 Technical Requirements... 4
6 Test Methods... 7
7 Inspection Rules... 13
8 Marking, packaging, transportation and storage 14
References... 15
Preface
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 is required.
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 is proposed by the Ministry of Housing and Urban-Rural Development of the People's Republic of China.
This document is under the jurisdiction of the National Technical Committee for Standardization of Urban Rail Transit (SAC/TC 290).
This document was drafted by. CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd., CRRC Corporation Limited, CRRC Qingdao Sifang Locomotive
CRRC Changchun Railway Vehicles Co., Ltd., CRRC Zhuzhou Electric Locomotive Co., Ltd., CRRC Braking System Co., Ltd.
Company, Beijing Zongheng Electromechanical Technology Co., Ltd., Tongji University, Southwest Jiaotong University, Beijing Subway Operation Co., Ltd., Guangzhou Metro Group
Group Co., Ltd., Shenzhen Metro Construction Group Co., Ltd., Chengdu Rail Transit Group Co., Ltd., China Academy of Railway Sciences Group Co., Ltd.
The company's Locomotive and Rolling Stock Research Institute, China Railway Inspection and Certification (Qingdao) Vehicle Inspection Station Co., Ltd., and Knorr-Bremse Rolling Stock Equipment (Suzhou) Co., Ltd.
The main drafters of this document are. Li Peishu, Feng Yong, Zhu Jianchun, Wang Yuquan, Yan Lei, Shi Zhewen, An Zhen, Wang Linmei, Wang Zheng, Wang Xiaodong,
Meng Fanhui, Ren Depeng, Yang Jun, Fan Guixin, Tian Chun, Wang Junyong, Li Li, Long Jing, Liang Jinfa, Chen Ying, Yang Xin, Sun Feng, and Zhao Jianfei.
Electro-pneumatic braking system for urban rail transit vehicles
1 Scope
This document specifies the operating environment conditions, technical requirements, test methods, inspection rules,
Marking, packaging, transportation and storage.
This document is applicable to the electric-pneumatic braking systems used in subways and urban rapid rail vehicles.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the latest version (including all amendments) applies to this document.
In this document.
GB/T 4208-2017 Degrees of protection provided by enclosures (IP code)
GB/T 21562.2-2015 Rail Transit Reliability, Availability, Maintainability and Safety Specifications and Examples Part 2.
Safety Application Guide
ISO 2151 Acoustics - Noise test code for compressors and vacuum pumps - Engineering method (Level 2)
for compressors and vacuum pumps-Engineering method (Grade 2)]
ISO 3744 Acoustics - Determination of sound power level and sound energy level of noise sources by sound pressure method - Engineering method for approximating free field on reflecting surfaces
tics-Determination of sound power levels and sound energy levels of noise sources using sound pres﹘
sure-Engineering methods for an essentially free field over a reflecting plane)
ISO 8573﹘1.2010 Compressed air - Part 1.Contaminants and cleanliness classes
inants and purity classes)
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
pneumatic brake; air brake
A braking method that is controlled by compressed air and uses compressed air as the motive force to generate brake shoe or brake pad pressure.
3.2
Electro-pneumatic brake system; EP brake system
Electrically controlled air brake system.
Note. It is divided into vehicle control braking system and frame control braking system.
3.3
Service brake
Braking that regulates the train's speed or stops the train at a predetermined location.
[Source. GB/T 4549.3-2004, 2.7]
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