GB 50257 - 2014 GB 50257-2014 电气装置安装工程．爆炸和火灾危险环境电气装置施工及验收规范：英文

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标准信息

【主编部门】
China Electricity Council
【批准部门】

The Ministry of Housing and Urban-Rural Development of the People's Republic of China
【发布单位】

Ministry of Housing and Urban-Rural Development(MOHURD) and the General Administration of Quality Supervision,Inspection and Quarantine of(AQSIQ) the Pepublic of China
【主编单位】

China Electricity Council；State Nuclear Power Engineering Company
【参编单位】

China Gezhouba Group Electric Power Co.，Ltd.；Shandong Electric Power Transmission & Substation Engineering Co.，Ltd.；Tianjin Electric Power Construction Company；Nanyang Explosion Protected Electrical Apparatus Research Institute；China Helon Explosion-proof Electric Co.，Ltd.
【主要起草人】

SUN Kebin；ZOU Yingnan；TIAN Xiao；GE Zhanyu；GAO Pengfei；LI Cong；JING Jin；WANG Geng；ZHANG Gang；XIE Shaojian
【主要审查人】

XU Jun；ZHOU Yongli；ZHU Zhiqiang；WANG Guomin；WANG Min；LIU Jun；BAI Yong；LIU Yujie；ZHOU Jian；WANG Jian；LI Daolin；HE Zhijiang；QIN Jianqing

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中文目录

中华人民共和国住房和城乡建设部公告
Announcement　of　the　Ministry　of　Housing　and　Urban-Rural　Development　of　the　People&##x0027;s　Republic　of　China
Foreword
1　General　provisions
2　Terms
3　Basic　requirements
4　Installation　of　explosion-proof　electrical　equipment
- 4.1　General　requirements
- 4.2　Installation　of　flame　proof　electrical　equipment
- 4.3　Installation　of　increased　safety　and　type　of　protection＂n＂
- 4.4　Installation　of　pressurization＂p＂
- 4.5　Installation　of　oil　immersion＂o＂
- 4.6　Installation　of　intrinsic　safety＂i＂
- 4.7　Installation　of　type　of　dust-ex
5　Electrical　circuit　for　explosive　atmosphere
- 5.1　General　requirements
- 5.2　Cabling　routing　for　explosive　atmosphere
- 5.3　Cable　and　wiring　in　conduit　for　explosive　atmosphere
- 5.4　Circuit　of　intrinsic　safety＂i＂equipment　and　associated　equipment
6　Electrical　equipment　in　fire　hazardous　environment
- 6.1　General　requirements
- 6.2　Installation　of　electrical　equipment
- 6.3　Electrical　circuit
7　Grounding
- 7.1　Protective　grounding
- 7.2　Electrostatic　proof　grounding
8　Project　acceptance
Appendix　A　Electrical　clearance　and　creepage　distance　between　exposed　live　parts，as　well　as　between　exposed　live　parts　and　metal　enclosure　of　the　explosion-proof　electrical　equipment
Explanation　of　wording　in　this　code
List　of　quoted　standards
Explanation　of　revision

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英文目录

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公告

中华人民共和国住房和城乡建设部公告

4-40-00

2020年　第13号

住房和城乡建设部关于发布《建设工程施工现场供用电安全规范》等10项工程建设标准英文版的公告

现批准《建设工程施工现场供用电安全规范》（GB 50194-2014）、《电气装置安装工程起重机电气装置施工及验收规范》（GB 50256-2014）、《电气装置安装工程电力变流设备施工及验收规范》（GB 50255-2014）、《电气装置安装工程爆炸和火灾危险环境电气装置施工及验收规范》（GB 50257-2014）、《电气装置安装工程66kV及以下架空电力线路施工及验收规范》（GB 50173-2014）、《有色金属选矿厂工艺设计规范》（GB 50782-2012）、《工业建筑供暖通风与空气调节设计规范》（GB 50019-2015）、《地下水封石洞油库施工及验收规范》（GB 50996-2014）、《炼油装置火焰加热炉工程技术规范》（GB/T 51175-2016）、《石油化工企业总图制图标准》（GB/T 51027-2014）等10项工程建设标准英文版。工程建设标准英文版与中文版出现异议时，以中文版为准。

工程建设标准英文版由住房和城乡建设部组织中国计划出版社出版发行。

中华人民共和国住房和城乡建设部

2020年1月14日

GB 50257-2014 电气装置安装工程．爆炸和火灾危险环境电气装置施工及验收规范：英文

CODE FOR CONSTRUCTION AND ACCEPTANCE OF ELECTRIC EQUIPMENT ON FIRE AND EXPLOSION HAZARD ELECTRICAL EQUIPMENT INSTALLATION ENGINEERING

标准信息

中文目录

中华人民共和国住房和城乡建设部公告

Announcement　of　the　Ministry　of　Housing　and　Urban-Rural　Development　of　the　People&##x0027;s　Republic　of　China

Foreword

1　General　provisions

2　Terms

3　Basic　requirements

4　Installation　of　explosion-proof　electrical　equipment

4.1　General　requirements

4.2　Installation　of　flame　proof　electrical　equipment

4.3　Installation　of　increased　safety　and　type　of　protection＂n＂

4.4　Installation　of　pressurization＂p＂

4.5　Installation　of　oil　immersion＂o＂

4.6　Installation　of　intrinsic　safety＂i＂

4.7　Installation　of　type　of　dust-ex

5　Electrical　circuit　for　explosive　atmosphere

5.1　General　requirements

5.2　Cabling　routing　for　explosive　atmosphere

5.3　Cable　and　wiring　in　conduit　for　explosive　atmosphere

5.4　Circuit　of　intrinsic　safety＂i＂equipment　and　associated　equipment

6　Electrical　equipment　in　fire　hazardous　environment

6.1　General　requirements

6.2　Installation　of　electrical　equipment

6.3　Electrical　circuit

7　Grounding

7.1　Protective　grounding

7.2　Electrostatic　proof　grounding

8　Project　acceptance

Appendix　A　Electrical　clearance　and　creepage　distance　between　exposed　live　parts，as　well　as　between　exposed　live　parts　and　metal　enclosure　of　the　explosion-proof　electrical　equipment

Explanation　of　wording　in　this　code

List　of　quoted　standards

Explanation　of　revision

英文目录

公告

中华人民共和国住房和城乡建设部公告

本书术语

GB 50257-2014 电气装置安装工程．爆炸和火灾危险环境电气装置施工及验收规范：英文

CODE FOR CONSTRUCTION AND ACCEPTANCE OF ELECTRIC EQUIPMENT ON FIRE AND EXPLOSION HAZARD ELECTRICAL EQUIPMENT INSTALLATION ENGINEERING

标准信息

中文目录

中华人民共和国住房和城乡建设部公告

Announcement of the Ministry of Housing and Urban-Rural Development of the People&##x0027;s Republic of China

Foreword

1 General provisions

2 Terms

3 Basic requirements

4 Installation of explosion-proof electrical equipment

4.1 General requirements

4.2 Installation of flame proof electrical equipment

4.3 Installation of increased safety and type of protection＂n＂

4.4 Installation of pressurization＂p＂

4.5 Installation of oil immersion＂o＂

4.6 Installation of intrinsic safety＂i＂

4.7 Installation of type of dust-ex

5 Electrical circuit for explosive atmosphere

5.1 General requirements

5.2 Cabling routing for explosive atmosphere

5.3 Cable and wiring in conduit for explosive atmosphere

5.4 Circuit of intrinsic safety＂i＂equipment and associated equipment

6 Electrical equipment in fire hazardous environment

6.1 General requirements

6.2 Installation of electrical equipment

6.3 Electrical circuit

7 Grounding

7.1 Protective grounding

7.2 Electrostatic proof grounding

8 Project acceptance

Appendix A Electrical clearance and creepage distance between exposed live parts，as well as between exposed live parts and metal enclosure of the explosion-proof electrical equipment

Explanation of wording in this code

List of quoted standards

Explanation of revision

英文目录

公告

中华人民共和国住房和城乡建设部公告

本书术语

标准推荐

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选择收藏夹

Announcement　of　the　Ministry　of　Housing　and　Urban-Rural　Development　of　the　People&##x0027;s　Republic　of　China

1　General　provisions

2　Terms

3　Basic　requirements

4　Installation　of　explosion-proof　electrical　equipment

4.1　General　requirements

4.2　Installation　of　flame　proof　electrical　equipment

4.3　Installation　of　increased　safety　and　type　of　protection＂n＂

4.4　Installation　of　pressurization＂p＂

4.5　Installation　of　oil　immersion＂o＂

4.6　Installation　of　intrinsic　safety＂i＂

4.7　Installation　of　type　of　dust-ex

5　Electrical　circuit　for　explosive　atmosphere

5.1　General　requirements

5.2　Cabling　routing　for　explosive　atmosphere

5.3　Cable　and　wiring　in　conduit　for　explosive　atmosphere

5.4　Circuit　of　intrinsic　safety＂i＂equipment　and　associated　equipment

6　Electrical　equipment　in　fire　hazardous　environment

6.1　General　requirements

6.2　Installation　of　electrical　equipment

6.3　Electrical　circuit

7　Grounding

7.1　Protective　grounding

7.2　Electrostatic　proof　grounding

8　Project　acceptance

Appendix　A　Electrical　clearance　and　creepage　distance　between　exposed　live　parts，as　well　as　between　exposed　live　parts　and　metal　enclosure　of　the　explosion-proof　electrical　equipment

Explanation　of　wording　in　this　code

List　of　quoted　standards

Explanation　of　revision