Home / Standards / GB/T 22387-2016 GB/T 22387-2016 Active Residual current operated relay 剩余电流动作继电器 Standard Type GBT ICS 29.120.50 CCS K31 Status 现行 Issue Date 2016-08-29 Implementation 2017-03-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A