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GB/T 7251.7-2025: Low-voltage switchgear and controlgear assemblies - Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicle charging stations
Status: Valid GB/T 7251.7: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 7251.7-2025 | English | 754 |
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Low-voltage switchgear and controlgear assemblies - Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicle charging stations
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GB/T 7251.7-2025
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| GB/T 7251.7-2015 | English | 554 |
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Low-voltage switchgear and controlgear assemblies -- Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicles charging stations
| Valid |
GB/T 7251.7-2015
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Standard similar to GB/T 7251.7-2025 GB/T 7251.10 GB/T 7251.2 GB/T 7251.1 Basic data | Standard ID | GB/T 7251.7-2025 (GB/T7251.7-2025) | | Description (Translated English) | Low-voltage switchgear and controlgear assemblies - Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicle charging stations | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K31 | | Classification of International Standard | 29.130.20 | | Word Count Estimation | 38,335 | | Date of Issue | 2025-08-01 | | Date of Implementation | 2026-02-01 | | Older Standard (superseded by this standard) | GB/T 7251.7-2015 | | Issuing agency(ies) | State Administration for Market Regulation, Standardization Administration of China | GB/T 7251.7-2025: Low-voltage switchgear and controlgear assemblies - Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicle charging stations
---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/GBT7251.7-2025
ICS 29.130.20
CCSK31
National Standard of the People's Republic of China
Replaces GB/T 7251.7-2015
Low-voltage switchgear and control equipment
Part 7.Piers, campsites, market squares,
Complete equipment for specific applications such as electric vehicle charging stations
(IEC 61439-7.2022, IDT)
Released on August 1, 2025, implemented on February 1, 2026
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface III
Introduction V
1 Scope 1
2 Normative references 1
3 Terms and Definitions 2
4 Symbols and abbreviations 4
5 Interface Features 4
6 Information 5
7 Conditions of Use 6
8 Structural Requirements 6
9 Performance Requirements 7
10 Design Verification 8
11 Routine Inspection 14
Appendix 16
Appendix AA (Informative) User Information Template 17
Appendix BB (Informative) Design Verification 21
Appendix CC (Normative) Durability of individual switching devices 22
Appendix DD (informative) Examples of complete sets of equipment that comply with 5.701.1.1 26
Appendix EE (Informative) Verification of resistance to mechanical impact of angular objects 27
Appendix FF (Informative) List of Notes for Certain Countries 28
Reference 30
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.
This document is Part 7 of GB/T 7251 "Low-voltage switchgear and controlgear assemblies". GB/T 7251 has been published as follows
part.
--- Part 1.General provisions;
--- Part 2.Complete power switchgear and control equipment;
--- Part 3.Distribution board operated by general personnel (DBO);
--- Part 4.Particular requirements for construction site complete equipment (ACS);
--- Part 5.Complete equipment for power distribution in public grids;
--- Part 6.Busbar trunk system (bus duct);
--- Part 7.Complete sets of equipment for specific applications such as docks, campsites, market squares, and electric vehicle charging stations;
--- Part 8.General technical requirements for intelligent complete equipment;
--- Part 10.Guidance for specifying complete equipment.
This document replaces GB/T 7251.7-2015 "Low-voltage switchgear and controlgear - Part 7.Docks, campsites, markets"
Compared with GB/T 7251.7-2015, except for structural adjustments and editorial changes,
In addition, the main technical changes are as follows.
--- Changed the scope of the document (see Chapter 1, Chapter 1 of GB/T 7251.7-2015);
--- Added terms and definitions for ground and floor mounted complete sets of equipment and wall mounted complete sets of equipment (see 3.5.3.701 and
3.5.3.702);
--- Added new classification of complete equipment according to installation method and mechanical resistance (see 5.701 and 5.702);
--- Added Table 702 according to the classification described in 5.701 and 5.702, which lists the tests and related harshness to which the complete equipment is subjected.
degrees (see Table 702);
--- Increased the surge current withstand strength requirements of AEVCS (see 9.701);
--- Added impact test verification requirements for movable and transportable complete sets of equipment (see 10.2.701.7);
--- Added a new Appendix CC to conduct a new endurance test on individual switching devices intended for use in AEVSC.
The equipment has not been tested to this requirement (see Appendix CC).
This document is equivalent to IEC 61439-7.2022 "Low-voltage switchgear and controlgear assemblies - Part 7.Docks, campsites, markets"
Complete sets of equipment for specific applications such as squares, electric vehicle charging stations, etc.
The following minimal editorial changes have been made to this document.
--- Corrected typographical errors, changed AECVS to AEVCS in 5.4, and added subscript b to Table AA.1.
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 China Electrical Equipment Industry Association.
This document is under the jurisdiction of the National Technical Committee for Standardization of Low-voltage Complete Switchgear and Control Equipment (SAC/TC266).
This document was drafted by. Tianjin Electric Science Research Institute Co., Ltd., Ningbo Yongxindongfang Electric Co., Ltd., China Quality Certification Center
Co., Ltd., Suzhou Keludongzi Electric Co., Ltd., Zhejiang Sanchen Electric Co., Ltd., Tianjin Tianchuan Electric Control Equipment Testing Co., Ltd.,
Northeast Dianli University, Shenghui Holdings Co., Ltd., Tianjin Jinkai Electric Power Equipment Manufacturing Co., Ltd., Weiteng Electric Group Co., Ltd.,
Guangdong Bailin Electrical Equipment Factory Co., Ltd., Huanghua Group Co., Ltd., Beijing Xingye Jianda Electric Co., Ltd., Shandong Wanhai Electric Technology Co., Ltd.
Co., Ltd., Jinyu Electric (Tangshan) Co., Ltd., Boshida Group Co., Ltd., Guangdong Guangxin Technology Co., Ltd., Hangzhou Xinmei Complete Electric Co., Ltd.
Device Manufacturing Co., Ltd., Guangdong Shifu Electric Industry Co., Ltd., Zhongshan Yingfei Electric Co., Ltd., Hangzhou Aodi Electric Control Co., Ltd., Nantong Guo
Xuan New Energy Technology Co., Ltd., Beijing Haochuang Ruitong Electrical Equipment Co., Ltd., Cooper (Ningbo) Electric Co., Ltd., Suzhou Industrial Park
Heshun Electric Co., Ltd., Shenzhen Andep Power Technology Co., Ltd., Holick Electric Co., Ltd., Hangzhou Puan Technology Co., Ltd.
Company, Shanghai Youbang Electric (Group) Co., Ltd., Anhui Longbo Electric Co., Ltd., Shenzhen Hairui Technology Electronics Co., Ltd., Shenzhen
Dingshuo Tongbang Technology Co., Ltd., Nanjing Daquan Electric Co., Ltd., Shenzhen Runchengda Electric Power Technology Co., Ltd., Shanghai Lanjian Electric Control Equipment
Complete Equipment Co., Ltd., Shendian Energy Co., Ltd., Jiangsu Hongqiang Electric Group Co., Ltd., Foshan Haoxiang Electric Co., Ltd., Dajiang Science and Technology
Technology Group Co., Ltd., Guangdong Yushun Electric Co., Ltd., Shenzhen Aisheng Intelligent Technology Co., Ltd., Shandong Electric Group New Energy Technology Co., Ltd.
Technology Co., Ltd., Shenzhen Chaoye Electric Power Technology Co., Ltd., Beijing Guodian Guangyu Mechanical and Electrical Equipment Co., Ltd., Shenzhen Xunmao Technology Co., Ltd.
Chongqing Huicheng Information Technology Co., Ltd., Zhejiang Juhongkai Intelligent Electric Co., Ltd., Guangdong Henggang Electric Power Technology Co., Ltd.
Company, Sichuan Hanzhou Electric Co., Ltd., Yangzhong Inspection and Testing Center (Jiangsu Province Power Distribution Equipment Quality Inspection and Testing Center), TBEA
Gongyunji Electric Co., Ltd., Fujian Senda Electric Co., Ltd., Hangzhou Huahong Communication Equipment Co., Ltd., Asia Pacific People's Group Power Equipment Co., Ltd.
Equipment Co., Ltd., Hongguang Electric Group Co., Ltd., Anhui University of Technology, Yuanzhou Electric Co., Ltd., Zhejiang Tengfei Electric Co., Ltd., Eaton
Busbar (Jiangsu) Co., Ltd., Shenzhen Jinqihui Electric Co., Ltd., Shandong Luneng Electric Equipment Co., Ltd., Tellhow Technology (Shenzhen)
Power Technology Co., Ltd., Shenzhen Taiang Energy Technology Co., Ltd., Zhejiang Kaisheng Electric Co., Ltd., Zhejiang Yidian Technology Co., Ltd.,
Jiangxi Yawei Electric Co., Ltd., Guangdong Zhixin Electric Co., Ltd., Jiangsu Guokong Electric Power Equipment Co., Ltd., Shunke Zhilian Technology Co., Ltd.
Company, Fujian Product Quality Inspection Institute, Jiangxi Ruihua Intelligent Technology Co., Ltd., and Shenzhen Enjiu Technology Co., Ltd.
The main drafters of this document are. Liu Jie, Yuan Jinjun, Kang Wei, Shi Genmeng, Zhou Wei, Li Jingze, Zhang Xiuyu, Li Zhaoqiang, Ji Jingwei, Deng Lei, Huang Songjie,
Chen Zhihao, Zhao Yanshuang, Wan Shunqing, Chen Jinye, Xu Ruguang, Cai Xianzhen, Huang Liejiang, Hu Guoxiong, Zhang Yunkun, Feng Huoqing, Lin Wei, Shi Huimin, Yan Xiuzhang,
Liang Zhongsheng, Gao Jing, Ding Jian, Liao Zhaojun, Cao Jun, Wang Jianjun, Wang Guoliang, Zhao Jian, Peng Shuguang, Liu Dayong, Xie Jing, Guo Feng, Gao Xiaofeng, Jin Yucheng,
Dai Hongbing, Zheng Yaochang, Zheng Zhen, Li Qianwen, Chen Zhonghua, Xue Ming, Xu Chaoyin, Li Weijie, Zhang Heng, Zhang Chi, Wang Xingwang, Tao Qixiong, Ye Jianchuan, Chen Hongxia,
Yang Wei, He Hongjun, Wei Jun, Zhao Yanming, Cheng Chaoyang, Wang Huoyong, Liu Luwei, Wang Changao, Zhu Haijie, Wang Kuan, Chen Bing, Li Liangfu, Yuan Shen, Luo Pingdong,
Zhang Chunhua, Jin Hui, Wang Xiaozhu, Zhang Qingwen, Zhang Xiaofeng, Zou Taihe, Xu Mingzhong, Ma Haichao, and Lou Hongli.
The previous versions of this document and the documents it replaces are as follows.
---First published in.2015 as GB/T 7251.7-2015;
---This is the first revision.
introduction
GB/T 7251 adopts IEC international standards to meet the needs of international trade, technical and economic exchanges.
This document is a product standard and is used in conjunction with GB/T 7251.1.
GB/T 7251 is intended to consist of nine parts.
--- Part 1.General. Aims to specify the general requirements of various types of complete equipment standards.
--- Part 2.Complete power switchgear and control equipment. Aims to specify specific requirements and verification of complete power switchgear and control equipment
method.
--- Part 3.Distribution boards operated by general personnel (DBO). Aims to specify specific requirements for distribution boards operated by general personnel
and verification methods.
--- Part 4.Particular requirements for complete sets of equipment for construction sites (ACS). Aims to specify the specific requirements for complete sets of equipment for construction sites.
Requirements and verification methods.
--- Part 5.Complete sets of power distribution equipment for public grids. Aims to specify specific requirements and
Verification method.
--- Part 6.Busbar trunking system (bus duct). Aims to specify specific requirements and verification methods for bus ducts.
--- Part 7.Complete equipment for specific applications such as docks, campsites, market squares, electric vehicle charging stations, etc.
Specific requirements and verification methods for complete equipment used.
--- Part 8.General technical requirements for intelligent complete sets of equipment. Aims to specify specific requirements for intelligent complete sets of equipment, such as network connectivity
connection, four remote control functions, etc. and their verification methods.
--- Part 10.Guidelines for specifying complete equipment. Aims to provide application guidance for users of complete equipment.
Low-voltage switchgear and control equipment
Part 7.Piers, campsites, market squares,
Complete equipment for specific applications such as electric vehicle charging stations
1 Scope
Except for the following contents, Chapter 1 of GB/T 7251.1-2023 applies.
replace.
This document defines the specific requirements for complete sets of equipment for the following applications. marinas, campsites, market squares and electric vehicle charging stations, as follows.
• Complete equipment with a rated voltage not exceeding 1000VAC or 1500VDC;
• Complete sets of equipment used with equipment for generating, transmitting, distributing and converting electricity, as well as equipment for controlling the consumption of electricity;
• Complete sets of equipment operated by general personnel (such as plugging and unplugging electrical equipment);
• Intended for installation and use in market squares, piers, campgrounds and other similar places accessible to the public, including temporary installations;
• Complete equipment for Mode 3 and Mode 4 Electric Vehicle Charging Stations (AEVCS). They are designed in accordance with IEC 61851-
1.2017, Functionality and additional requirements for integrated conductive charging systems for electric vehicles.
Note 1.Throughout this document, the terms AMHS (see 3.1.701), ACCS (see 3.1.702), AMPS (see 3.1.703), and AEVCS (see 3.1.704) are respectively
Intended for use in marinas and similar places (AMHS), camping grounds and similar places (ACCS), market squares and other similar outdoor public places (AMPS),
Abbreviation for low-voltage switchgear and controlgear assemblies for charging stations (AEVCS). The term assembly refers to all these distribution panels.
This document does not apply to complete equipment intended for installation on ships, houseboats, yachts and similar vessels.
For the correct selection of switching devices and components, the following criteria apply.
• IEC 60364-7-709 (AMHS) or
• IEC 60364-7-708 (ACCS) or
• IEC 60364-7-740 (AMPS) or
• IEC 60364-7-722(AEVCS).
This document applies to all complete equipment that is designed, manufactured and verified once or manufactured in batches with complete standardization.
Manufacturing and/or assembly may be carried out by persons other than the initial manufacturer (see 3.10.1 of GB/T 7251.1-2023).
This document does not apply to stand-alone devices and assembled components that comply with relevant product standards, such as circuit breakers, fuse switches, electronic equipment, etc.
Note 2.When electrical equipment is directly connected to the public low-voltage power supply system and is equipped with a billing energy meter of the statutory provider of the low-voltage supplier, if any, based on
Additional specific requirements of domestic regulations apply.
This document does not apply to electrical accessory boxes and enclosures for household and similar fixed electrical installations as defined in IEC 60670-24.
shell.
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 version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
Except for the following contents, Chapter 2 of GB/T 7251.1-2023 applies.
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