SANS 61643-21 Ed. 1.02 (2013)现行
Low Voltage Surge Protective Devices - Part 21: Surge Protective Devices Connected To Telecommunications And Signalling Networks - Performance Requirements And Testing Methods
出版：South African Bureau of Standards
专家解读视频
基本信息
标准编号： SANS 61643-21 Ed. 1.02 (2013)
发布时间：2013/3/28 0:00:00
标准类别：Standard
出版单位：South African Bureau of Standards
标准页数：0
标准简介
Pertains to devices for surge protection of telecommunications and signalling networks against indirect and direct effects of lightning or other transient overvoltages.
本标准替代的旧标准
