1986GOST 11828-1986 Rotating electrical machines. General test methods
0000 GOST 11828-1975
GOST 25941-1983 Rotating electrical machines. Methods for determining losses and efficiency was changed to GOST IEC 60034-2A-2012 Rotating electrical machines. Part 2. Methods for determining losses and efficiency of rotating electrical machinery from tests (excluding machines for fraction vehicles). Measurement of losses by the calorimetric method.