中华人民共和国住房和城乡建设部公告

前言

1　总则

2　术语

3　基本规定

4　防爆电气设备的安装

• 4.1　一般规定

• 4.2　隔爆型电气设备的安装

• 4.3　增安型和“n”型电气设备的安装

• 4.4　正压外壳型“p”电气设备的安装

• 4.5　油浸型“o”电气设备的安装

• 4.6　本质安全型“i”电气设备的安装

• 4.7　粉尘防爆电气设备的安装

5　爆炸危险环境的电气线路

• 5.1　一般规定

• 5.2　爆炸危险环境内的电缆线路

• 5.3　爆炸危险环境内的钢管配线

• 5.4　本质安全型“i”电气设备及其关联电气设备的线路

6　火灾危险环境的电气装置

• 6.1　一般规定

• 6.2　电气设备的安装

• 6.3　电气线路

7　接地

• 7.1　保护接地

• 7.2　防静电接地

8　工程交接验收

附录A　防爆电气设备裸露带电部分之间及与金属外壳之间的电气间隙和爬电距离

本规范用词说明

引用标准名录

1 General provisions

2 Terms

3 Basic requirements

4 Installation of explosion-protected electrical apparatus

• 4.1 General provisions

• 4.2 Installation of flame proof electrical apparatus

• 4.3 Installation of 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 provisions

• 5.2 Cable routing for explosive atmosphere

• 5.3 Cable and wiring in conduit for explosive atmosphere

• 5.4 Circuit of intrinsic safety“i”apparatus and relative apparatus

6 Electrical apparatus in fire hazard environment

• 6.1 General provisions

• 6.2 Installation of electrical apparatus

• 6.3 Electrical circuit

7 Grounding

• 7.1 Protective earthing

• 7.2 Electrostatic proof earthing

8 Project handover acceptance

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

Explanation of wording in this code

List of quoted standards