DWR Ansi Device No. San Joaquin Protective Relay Flashcards
1
Q
48
A
Incomplete Sequence Relay
2
Q
46
A
Reverse -phase or phase balance
3
Q
43
A
Manual Transfer or Selector device
4
Q
41
A
Field Circuit Breaker
5
Q
40
A
Field Relay
6
Q
38
A
Bearing Protective device
7
Q
33
A
Position Switch
8
Q
27
A
Undervoltage
9
Q
26
A
Apparatus thermal device
10
Q
21
A
Distance Relay
11
Q
20
A
Solenoid valve
12
Q
14
A
Under-speed device
13
Q
13
A
Synchronous-speed device
14
Q
3
A
Checking or Interlocking relay
15
Q
94
A
Tripping or trip-free relay
