Home / Standards / GB/T 14048.21-2013 GB/T 14048.21-2013 Active Low-voltage switchgear and controlgear―Part 5-9: Control circuit devices and switching elements―Flow rate switches 低压开关设备和控制设备 第5-9部分：控制电路电器和开关元件 流量开关 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