This standard specifies the classification of cooling methods for rotating electrical machines, the layout of cooling circuits and the driving method of cooling medium movement, and specifies the complete marking system and simplified marking system for cooling methods. This standard applies to all types of rotating electrical machines. When the cooling method needs to be marked in the product technical documents, it should be marked according to the provisions of this standard.
GB/T 1993-1993 history
1993GB/T 1993-1993 Cooling methods for rotating electrical machines