GB/T 25022.3-2023 English PDF

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GB/T 25022.3-2023: Railway application - Electrical connectors for rolling stock - Part 3: Communication and control connectors
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 25022.3-2023	529	Add to Cart	5 days	Railway application - Electrical connectors for rolling stock - Part 3: Communication and control connectors	Valid

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Basic data

Standard ID: GB/T 25022.3-2023 (GB/T25022.3-2023)
Description (Translated English): Railway application - Electrical connectors for rolling stock - Part 3: Communication and control connectors
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: S30
Classification of International Standard: 45.060.01
Word Count Estimation: 26,266
Date of Issue: 2023-12-28
Date of Implementation: 2024-04-01
Older Standard (superseded by this standard): GB/T 25022-2010
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 25022.3-2023: Railway application - Electrical connectors for rolling stock - Part 3: Communication and control connectors

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 45:060:01 CCSS30 National Standards of People's Republic of China Replace GB/T 25022-2010 Rail transit rolling stock electrical connectors Part 3: Communication Control Connectors Published on 2023-12-28 2024-04-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration Committee

Table of contents

Preface III Introduction V 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 4 Usage environment 2 5 Structural form, model and number arrangement of contact pairs 2 5:1 Structural form 2 5:2 Model 2 5:3 Numbering arrangement of connector contact pairs 3 6 Technical requirements 3 6:1 General requirements 3 6:2 Technical parameters 3 6:3 Insulation resistance 3 6:4 Dielectric strength 4 6:5 Temperature rise 4 6:6 High temperature performance 4 6:7 Low temperature performance 4 6:8 Temperature changes 4 6:9 Constant moist heat 4 6:10 Alternating moist heat 4 6:11 Protective performance 5 6:12 Shock and vibration 5 6:13 Mechanical life 5 6:14 Pull-out force of cable or cable sheath clamping device 5 6:15 Connector locking force 5 6:16 Salt spray corrosion 5 7 Test methods 5 7:1 Test conditions 5 7:2 Verification conditions 5 7:3 Appearance inspection 6 7:4 Interchangeability test 6 7:5 Pullout test 6 7:6 Contact resistance test 6 7:7 Insulation resistance test 6 7:8 Dielectric strength test 6 7:9 Temperature rise test 6 7:10 High temperature test 6 7:11 Low temperature test 6 7:12 Temperature change test 7 7:13 Constant damp heat test 7 7:14 Alternating damp heat test 7 7:15 Protective performance test 7 7:16 Shock and vibration testing 7 7:17 Mechanical life test 7 7:18 Pull-out force test of cable or cable sheath clamping device 7 7:19 Wiring strength test 7 7:20 Connector locking force measurement 7 7:21 Salt spray corrosion test 7 8 Inspection Rules 8 8:1 Factory inspection 8 8:2 Type inspection 8 9 Packaging, marking, transportation and storage 9 9:1 Packaging 9 9:2 Logo 9 9:3 Transport 9 9:4 Storage 9 Appendix A (informative) Comparison between old and new models 10 Appendix B (informative) Commonly used connector structure and installation diagram 11 Appendix C (Normative) Technical Parameters 17

Foreword

This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting: This document is Part 3 of GB/T 25022 "Electrical Connectors for Rail Transit Rolling Stocks": GB/T 25022 has been released with Lower part: ---Part 3: Communication control connector: This document replaces GB/T 25022-2010 "Rolling vehicle terminal electrical communication (control) connector" and is consistent with GB/T 25022-2010 In addition to structural adjustments and editorial changes, the main technical changes are as follows: a) The regulations on the use environment have been changed (see Chapter 4, Chapter 4 of the:2010 edition); b) The structural form has been changed (see 5:1, 5:3 of the:2010 version); c) Added provisions for EMU connector model definition (see 5:2:2); d) Changed the regulations on contact number arrangement (see 5:3:3, 5:4:1 of the:2010 edition); e) Changed the interchangeability requirements (see 6:1:3, 6:1:4, 6:1:4 of the:2010 version); f) Added requirements for the connector’s anti-mismating function (see 6:1:5); g) Changes to the requirements for fire and flame retardant properties of non-metallic materials (see 6:1:6, 6:1:5 of the:2010 edition); h) The regulations on the tensile strength requirements for cable terminal connections have been changed (see 6:1:7, 6:1:6 of the:2010 edition); i) The requirements and tests for electromagnetic compatibility are deleted (see 6:1:7 and 7:9 of the:2010 edition); j) The total pullout force requirements have been changed (see 6:2:2, 6:2:2 of the:2010 edition); k) The test voltage with changed dielectric strength value (see Table 1, Table 1 of the:2010 edition); l) Changed the ambient temperature requirements in the temperature rise requirements (see 6:5, 6:5 in the:2010 edition); m) Changed the humidity requirements in constant humid heat (see 6:9,:2010 version of 6:9); n) Changed the protective performance requirements of the enclosure (see 6:11, 6:10 of the:2010 edition); o) Delete the collision requirements and test methods (see 6:11 and 7:16 of the:2010 edition); p) Changed the shock and vibration requirements (see 6:12,:2010 version of 6:12); q) Changed the mechanical life requirements (see 6:13,:2010 version of 6:13); r) Changed the interchangeability test method (see 7:4,:2010 version of 7:4); s) Changed the standard version for the implementation of contact resistance measurement of radio frequency contact pairs (see 7:6, 7:6 of the:2010 version); t) Changed the test environment temperature requirements in the temperature rise test (see 7:9, 7:10 of the:2010 edition); u) Changed the standard version for protective performance test execution (see 7:15,:2010 version of 7:15); v) Changed the mechanical life test method (see 7:17, 7:18 of the:2010 edition); w) Changed the execution standard for wiring strength test (see 7:19, 7:20 of the:2010 edition); x) Changed the conditions for type inspection (see 8:2:1,:2010 version of 8:2:1); y) The technical parameters of commonly used connectors have been changed (see Appendix C, Appendix C of the:2010 version): Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents: This document is proposed and managed by the National Railway Administration: This document was drafted by: CRRC Qingdao Sifang Rolling Stock Co:, Ltd:, CRRC Qingdao Sifang Rolling Stock Research Institute Co:, Ltd:, CRRC Nanjing Puzhen Rolling Stock Co:, Ltd:, China Academy of Railway Sciences Group Co:, Ltd: Standards and Metrology Research Institute, CRRC Zhuzhou Electric Locomotive Research Institute Co:, Ltd:, CRRC Zhuzhou Electric Locomotive Co:, Ltd: The main drafters of this document: Li Yongxu, Hou Fangdong, Gong Qiaoqin, Ma Fayun, Wang Jingbing, Hu Xiaochun, Shi Chunmin, Xiong Yan, Kang Mingming, Pang Weijuan: This document was first published in:2010 and this is the first revision:

Introduction

Electrical connectors are widely used in rail transit rolling stock for signal transmission and energy transmission: Their performance is critical to the safety of the entire electrical system: Reliable operation is crucial: In order to provide unified design and selection principles for rolling stock electrical connectors, and to ensure the safety, durability and safety of electrical connectors To work reliably, GB/T 25022 "Electrical Connectors for Rail Transit Rolling Stocks" was formulated: GB/T 25022 is planned to consist of 3 parts: ---Part 1: Vehicle electrical connectors: The purpose is to stipulate the use environment, model marking, structural form and connection of automotive electrical connectors: The corresponding number arrangement, technical requirements, test methods, inspection rules, packaging and storage, etc: ---Part 2: Power connectors: The purpose is to specify the use environment of the electrical connectors used for power transmission at the end of the car body, model number Marking, structural form and number arrangement of contact pairs, technical requirements, test methods, inspection rules, packaging and storage, etc: ---Part 3: Communication control connector: The purpose is to specify the use of electrical connectors at the ends of the vehicle body for communication and/or control Environment, structural form, model and number arrangement of contact pairs, technical requirements, test methods, inspection rules, packaging and storage, etc: Rail transit rolling stock electrical connectors Part 3: Communication Control Connector

1 Scope

This document specifies the usage environment, structural form, model and number arrangement of contact pairs of electrical communication control connectors on the rolling stock vehicle side: List, technical requirements, test methods, inspection rules, packaging markings, transportation and storage: This document applies to the manufacturing, inspection and acceptance of electrical communication control connectors (hereinafter referred to as connectors) on rolling stock:

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document: GB/T 2406:2 Determination of combustion behavior of plastics by oxygen index method Part 2: Room temperature test GB/T 2423:1-2008 Environmental testing of electrical and electronic products Part 2: Test methods Test A: Low temperature GB/T 2423:2-2008 Environmental testing of electrical and electronic products Part 2: Test methods Test B: High temperature GB/T 2423:3-2016 Environmental testing Part 2: Test methods Test Cab: Constant humidity and heat test GB/T 2423:4-2008 Environmental testing of electrical and electronic products Part 2: Test methods Test Db: Alternating damp heat (12h 12h cycle) GB/T 2423:22-2012 Environmental testing Part 2: Test methods Test N: Temperature change GB/T 4208-2017 Shell protection level (IP code) GB/T 4776-2017 Electrical safety terminology GB/T 5095:2-1997 Basic test procedures and measurement methods for electromechanical components for electronic equipment Part 2: General inspection, electrical Continuity and contact resistance tests, insulation tests and voltage stress tests GB/T 5095:3-1997 Basic test procedures and measurement methods for electromechanical components for electronic equipment Part 3: Current carrying capacity test GB/T 5095:5-1997 Basic test procedures and measurement methods for electromechanical components for electronic equipment Part 5: Impact test (from components), static load test (fixed components), life test and overload test GB/T 5095:6-1997 Basic test procedures and measurement methods for electromechanical components for electronic equipment Part 6: Climate test and Soldering test GB/T 5095:7-1997 Basic test procedures and measurement methods for electromechanical components for electronic equipment Part 7: Mechanical operation test Inspection and sealing test GB/T 5095:8-1997 Basic test procedures and measurement methods for electromechanical components for electronic equipment Part 8: Connectors and contacts Mechanical testing of components and terminals GB/T 8323:2 Plastic smoke generation Part 2: Test method for smoke density determination by single chamber method GB/T 11313:1 Radio frequency connectors Part 1: General requirements and test methods GB/T 21413:1-2018 Electrical equipment for rail transit rolling stock Part 1: General conditions of use and general rules GB/T 21563-2018 Impact and vibration test of rail transit rolling stock equipment GB/T 34571 Rail transit rolling stock wiring rules ......

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