Low-voltage surge protective devices—Part 22:Surge protective devices connected to telecommunications and signalling networks—Selection and application principles
IDT IEC 61643-22:2015
全国避雷器标准化技术委员会(SAC/TC 81)
GB/T 18802的本部分规定了系统标称电压不超过交流有效值1 000 V和直流1 500 V的电信和信号网络中电涌保护器(SPD)的选择、运行、安装和配合等的导则。
本部分适用于组合在同一个外壳中用于信号线路和电源线路保护的SPD（称为多功能SPD）。
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