Differential relay comparator used for protection of three phase transformers has three comparator

Q.  A differential relay comparator used for the protection of three phase transformers has
- Published on 30 Oct 15

a. One comparator
b. Two comparator
c. Three comparator
d. Six comparator

ANSWER: Three comparator

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  • a rajender   -Posted on 18 Apr 17
    electrical machine

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