Home / Standards / GB/T 20137-2006 GB/T 20137-2006 Abolished Method for determining losses and efficiency of three-phase cage induction motors 三相笼型异步电动机损耗和效率的确定方法 Standard Type GBT ICS 29.160.01 CCS K20 Status 废止 Issue Date 2006-03-06 Implementation 2006-08-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A