30°, 60° and 90° connections are made in a directional relay to render the relay

(A) Sufficient torque under fault conditions

(B) Zero torque under fault conditions

(C) Current grading

(D) Time grading
in Switchgear And Protection by

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30°, 60° and 90° connections are made in a directional relay to render the relay Sufficient torque under fault conditions

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