GB/T 1993-1993 rotary motor cooling method
GB 20237-2006 lifting metallurgy and shielding electrical safety requirements
GB/T 2900.25 2008 rotary motor electrical terms
GB/T 2900.26 2008 control motor electrical terms
GB 4831-4831 motor product model establishment method
GB 4826-1984 motor power rating
JB/T 1093-1983 basic test method of traction motor