Home / Standards / GBT 22711-2019 GBT 22711-2019 Specification for high-efficiency three-phase permanent magnet synchronous motors 高效三相永磁同步电动机技术条件 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A