APPARATUS NUMBERS (72,78,79) Flashcards
1
Q
72
A
D-C Circuit Breaker
2
Q
78
A
Phase-angle measuring or out-of-step protective relay
3
Q
79
A
A-C Reclosing Relay
72
D-C Circuit Breaker
78
Phase-angle measuring or out-of-step protective relay
79
A-C Reclosing Relay