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35 Cards in this Set
- Front
- Back
1 |
Master Elements |
|
11 |
Multifunctional Device |
|
12 |
Over-speed Device |
|
21* |
Distance Relay - Impedance Relay
|
|
24 |
Volts/Hertz Relay |
|
27 |
Undervolatge Relay |
|
30 |
Annunciator Relay |
|
32 |
Directional Power Relay |
|
37* |
Undercurrent or Underpower Relay |
|
40 |
Field Relay |
|
41 |
Field Circuit Breaker |
|
43 |
Manual Transfer or Selector Device |
|
46 |
Reverse-phase or Phase-balance Relay |
|
47 |
Phase-sequence Voltage Relay |
|
49 |
Machine or Transformer thermal Relay |
|
50 |
Instantaneous Overcurrent |
|
51 |
AC Time Overcurrent Relay |
|
52 |
AC Circuit Breaker |
|
55 |
Power Factor Relay |
|
59 |
Overvoltage Relay |
|
60* |
Voltage or Current balance Relay |
|
62 |
Time-delay Stopping or Opening Relay |
|
63 |
Pressure Switch |
|
64* |
Ground Detector Relay |
|
67 |
AC Directional Overcurrent Relay |
|
68 |
Blocking Relay |
|
69 |
Permissive Control Device |
|
78 |
Phase-angle measuring or out-of-set Protection Relay |
|
79 |
AC-Reclosing Relay |
|
81* |
Frequency Relay |
|
85 |
Carrier or pilot-wire receiver Relay |
|
86 |
Lockout Relay |
|
87* |
Differential protective Relay |
|
94 |
Tripping or trip-free Relay |
|
95* |
User defined (or doesn't exist) |