Home / Standards / GB/T 14048.20-2013 GB/T 14048.20-2013 Active Low-voltage switchgear and controlgear―Part 5-8: Control circuit devices and switching elements―Three-position enabling switches 低压开关设备和控制设备 第5-8部分：控制电路电器和开关元件 三位使能开关 Standard Type GBT ICS 29.130.20 CCS K32 Status 现行 Issue Date 2013-12-17 Implementation 2014-04-09 Responsible Dept 中国电器工业协会 Drafting Unit N/A