Home / Standards / GB/T 997-2008 GB/T 997-2008 Abolished Rotating electrical machines - Classification of types of construction ，mounting arrangements and terminal box position for(IM Code) 旋转电机结构型式、安装型式及接线盒位置的分类（IM代码） Standard Type GBT ICS 29.160.20 CCS K20 Status 废止 Issue Date 2008-04-24 Implementation 2008-12-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A