Home / Standards / GB/T 21967-2020 GB/T 21967-2020 Active YBZE and YBZSE series flameproof electromagnetic braking three-phase induction motors for crane application—Technical specification YBZE、YBZSE系列起重用隔爆型电磁制动三相异步电动机 技术条件 Standard Type GBT ICS 29.160.30 CCS K26 Status 现行 Issue Date 2020-11-19 Implementation 2021-06-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A