Title :
Desirable accuracies in instrument transformers
Author_Institution :
Westinghouse Elec. & Mfg. Co., Sharon, Pa.
Abstract :
Errors in both the producer´s total meter registrations and the consumer´s single meter registration are analyzed and evaluated by the “probable error” method. Accuracies better than 0.5 per cent are shown to be valueless from a practical standpoint.
Keywords :
Accuracy; Aggregates; Current transformers; Instrument transformers; Measurement uncertainty; Reactive power; Watthour meters;
Journal_Title :
Electrical Engineering
DOI :
10.1109/EE.1931.6430353
