Device Numbers Flashcards
1
Q
20
A
Electrically Operated Valve
2
Q
25
A
Synchronizing or Synch-check Device
3
Q
27
A
Undervoltage Relay
4
Q
32
A
Directional Power Relay
5
Q
40
A
Field Relay
6
Q
50
A
Instantaneous Overcurrent Relay
7
Q
51
A
AC Time Overcurrent Relay
8
Q
52
A
AC Circuit Breaker
9
Q
55
A
Power Factor relay
10
Q
59
A
Overvoltage Relay
11
Q
41
A
Field Circuit Breaker
12
Q
64
A
Ground Protective Relay
13
Q
65
A
Governor
14
Q
67
A
AC Directional Overcurrent Relay
15
Q
69
A
Permissive control Device
