Home / Standards / GB/T 21711.1-2023 GB/T 21711.1-2023 Active Electromechanical elementary relays—Part 1: General and safety requirements 基础机电继电器 第1部分:总则与安全要求 Standard Type GBT ICS 29.120.70;31.220.99 CCS L25 Status 现行 Issue Date 2023-03-17 Implementation 2023-10-01 Responsible Dept 工业和信息化部(电子) Drafting Unit N/A