APPARATUS NUMBERS (50,51,52,55,59) Flashcards
1
Q
50
A
Instantaneous Overcurrent Relay
2
Q
51
A
A-C Time Overcurrent Relay
3
Q
52
A
A-C Circuit Breaker
4
Q
55
A
Power Factor Relay
5
Q
59
A
Overvoltage Relay
