Which of the following relays come into operation in the event of the failure of prime-mover connected to the generator ?
A. Buchholz relay
B. Reverse power relay
C. Differential relay
D. All of the above
Answer:B
Which of the following relays come into operation in the event of the failure of prime-mover connected to the generator ?
A. Buchholz relay B. Reverse power relay C. Differential relay D. All of the above