Historical
IEC 60034-2A Ed. 1.0 b:1974
Rotating electrical machines - Part 2: Methods for determining losses and efficiency of rotating electrical machinery form tests (excluding machines for traction vehicles) - First supplement: Measurement of losses by the calorimetric method
Describes methods for measuring the efficiency of electrical rotating machines either by determining total losses on load or by determination of the segregated losses for air and water cooling mediums. Applies to large generators but may be used for other machines.
Content Provider
International Electrotechnical Commission [iec]
