Home / Standards / GB/T 13958-2008 GB/T 13958-2008 Abolished Test procedures for non-direct current excitation winding synchronous motor 无直流励磁绕组同步电动机试验方法 Standard Type GBT ICS 29.160.01 CCS K21 Status 废止 Issue Date 2008-06-13 Implementation 2009-03-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A