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　电器和导体的选择

• 3.1　电器的选择

• 3.2　导体的选择

4　配电设备的布置

• 4.1　一般规定

• 4.2　配电设备布置中的安全措施

• 4.3　对建筑物的要求

5　电气装置的电击防护

• 5.1　直接接触防护措施

• 5.2　间接接触防护的自动切断电源防护措施

• 5.3　SELV系统和PELV系统及FELV系统

6　配电线路的保护

• 6.1　一般规定

• 6.2　短路保护

• 6.3　过负荷保护

• 6.4　配电线路电气火灾防护

7　配电线路的敷设

• 7.1　一般规定

• 7.2　绝缘导线布线

• 7.3　钢索布线

• 7.4　裸导体布线

• 7.5　封闭式母线布线

• 7.6　电缆布线

• 7.7　电气竖井布线

附录A　系数k值

本规范用词说明

引用标准名录

1 General provisions

2 Terms

3 Selection of electrical devices and conductors

• 3.1 Selection of electrical devices

• 3.2 Selection of conductor

4 Layout of switchgear assembly

• 4.1 General requirement

• 4.2 Safety precautions in layout of switchgear assembly

• 4.3 Requirements for buildings

5 Protection against electric shock in electrical installation

• 5.1 Measure for protection against direct contact

• 5.2 Measure for protection against indirect contact by automatic disconnection of supply

• 5.3 SELV system、PELV system and FELV system

6 Protection for power circuits

• 6.1 General requirement

• 6.2 Protection against short circuit

• 6.3 Protection against overload

• 6.4 Protection against electrical fire of power circuits

7 Erection of wiring systems

• 7.1 General requirement

• 7.2 Wiring of insulated conductors

• 7.3 Wiring of suspended conductors

• 7.4 Wiring of bare conductors

• 7.5 Wiring of enclosed busbar

• 7.6 Wiring of cables

• 7.7 Wiring in electric shaft

Appendix A Value of factor k

Explanation of wording in this code

List of quoted standards