“Quadrilateral Relay” is a suitable relay for use in which manner of protection.
A. Used for shielding the transmission line when the Faults occur between phase conductors
B. Used for the protection of the transmission line when the faults occur between the phase conductor and the ground
C. Used for protection When the phase conductor cable of the feeder line falls out on the ground
D. Used for protection When there is a short circuit between the phase conductor cable of the input cable
Show Answer
Answer: A
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