THE MEASUREMENT OF TRANSFORMER CHARACTERISTICS AND POWER LOSS

THE MEASUREMENT OF TRANSFORMER CHARACTERISTICS AND POWER LOSS by Oleh W. Iwanusiw, P. Eng.Consultant, ELTEL Industries, Bengaluru   ABSTRACT The classical voltmeter-ammeter-wattmeter method, using traditional instruments and instrument transformers, is reviewed and its shortcomings outlined. This is followed by an outline of an electronic metering system capable of accurately measuring the characteristics and power loss [...]