Title :
Percentage-differential transformer protection
Author_Institution :
General Electric Company Philadelphia
fDate :
5/1/1931 12:00:00 AM
Abstract :
Three-winding transformers present difficult problems for the protection engineer. Differential relays which operate on the phase difference between the currents in the different windings are particularly adapted to meet the requirements.
Keywords :
Circuit faults; Current transformers; Power transformer insulation; Relays; Welding; Windings;
Journal_Title :
Electrical Engineering
DOI :
10.1109/EE.1931.6430259
