For the protection of a large squirrel cage induction motor against single phase normally
A) An over-current relay is used
B) Differential relay is used
C) Directional relay is used
D) Negative sequence current sensitive relay is used
Correct Answer:
Verified
Q2: The most commonly used method for the
Q3: Which is the pilotless protection method for
Q4: Time graded protection of a radial feeder
Q5: Pilot-wire protection scheme is the most economical
Q6: Problems associated with differential protection is/are
A)Magnetising inrush
Q7: For the protection of transformers, harmonic restraint
Q8: The types of faults that occur in
Q9: The main function of under voltage protective
Q10: The bias factor S in unit protection
Q11: In a balanced voltage pilot wire protection
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