What is over current factor?

Q.  What is over current factor?
- Published on 28 Sep 15

a. The specified limits of ratio error and phase angle error.
b. The ratio of rated short time current to rated primary current.
c. A specification by the manufacturer at which CT performs with the specified accuracy.
d. The phase angle between primary current vector and reversed secondary current vector.

ANSWER: The ratio of rated short time current to rated primary current.

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