Standard No.:	GB/T 21431-2015
Chinese Name:	建筑物防雷装置检测技术规范
English Name:	Technical code for inspection of lightning protection system in building
Professional Classification:	M04 Basic standards and general methods
Professional Classification:	GB National Standard
ICS Classification:	33.100
Issued by:
Issued on:	2015-09-11
Implemented on:	2016-04-01
Status:	VALID
Replace:	GB/T21431-2008 Technical specifications for inspection of lightning protection system in building
Replace By:	GB/T21431-2015/XG1-2018 Technical code for inspection of lightning protection system in building
Replace By Date:	2018-12-28
Language:	English
File Format:	PDF
Word Count:	32000 words
Price(USD):	(USD)
Delivery:	via email in 1-8 business day

前言 Ⅲ
1 范围 1
2 规范性引用文件 1
3 术语和定义 1
4 检测分类及项目 4
5 检测要求和方法 5
6 定期检测周期 16
7 检测程序 16
8 检测数据整理及报告 16
附录A (规范性附录) 爆炸危险环境分区和防雷分类 17
附录B(规范性附录) 土壤电阻率的测量 25
附录C (规范性附录) 接地装置冲击接地电阻与工频接地电阻的换算 29
附录D (规范性附录) 三极法测量接地电阻值 31
附录E (资料性附录) 检测中常见问题处理 32
附录F(资料性附录) 磁场测量和屏蔽效率的计算 33
附录G (规范性附录) 信号系统电涌保护器的类别和冲击试验分类 38
附录H (资料性附录) 部分检测仪器的主要性能和参数指标 39
附录I(资料性附录) 防雷装置检测业务表格式样 43
参考文献 57