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92 Cards in this Set
- Front
- Back
- 3rd side (hint)
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1 |
Master Element |
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2 |
Time Delay Starting or Closing Relay |
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3 |
Checking or Interlocking Relay |
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4 |
Master Contactor |
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5 |
Stopping Device |
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6 |
Starting circuit Breaker |
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7 |
Anode Circuit Breaker |
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8 |
Control power Disconnecting Device |
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9 |
Reversing Device |
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10 |
Unit Sequence Switch |
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12 |
Over-speed Device |
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13 |
Synchronous-speed Device |
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14 |
Under-speed Device |
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15 |
Speed or Frequency Matching |
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17 |
Shunting or Discharge Switch |
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18 |
Accelerating or Decelerating Device |
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19 |
Starting to Running Transition Contactor |
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20 |
Electrically Operated Value |
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* 21 * |
Distance Relay |
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23 |
Temperature Control Device |
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22 |
Equalizer Circuit Breaker |
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* 25 * |
Synchronizing or Sync-Check Device |
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26 |
Apparatus Thermal Device |
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27 |
Undervoltage Relay |
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29 |
Isolated Contactor |
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30 |
Annunciator Relay |
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31 |
Separate Excitation Device |
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32 |
Directional Power Relay |
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33 |
Position Switch |
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34 |
Motor-operated Sequence Switch |
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35 |
Brush-operating or slip-ring Short Circuiting Device |
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36 |
Polarity Device |
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37 |
Undercurrent or Under Power Relay |
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38 |
Bearing Protective Device |
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40 |
Field Relay |
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41 |
Field Circuit Breaker |
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42 |
Running Circuit Breaker |
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43 |
Manual Transfer or Selector DeviceAuto-Manual switch |
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143 |
Recloser Cut-off Switch |
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243 |
Local Supervisory Control Transfer Switch |
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343 |
Supervisory Master Control "On-off" Switch |
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44 |
Unit Sequence Starting Relay |
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46 |
Reverse-phase or Phase-balance Current Relay |
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47 |
Phase-Sequence Voltage Relay |
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48 |
Incomplete Sequence Relay |
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49 |
Machine or Transformer Thermal Relay |
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* 50 * |
Instant Over current Or Rate of Rise Relay |
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* 51 * |
AC Time Overcurrent Relay |
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52 |
AC Circuit Breaker |
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53 |
Exciter or DC Generator Relay |
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54 |
High-Speed DC Circuit Breaker |
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55 |
Power-factor Relay |
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56 |
Field Application Relay |
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57 |
Short-circuiting or Grounding Device |
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58 |
Power Rectifier Misfire Relay |
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59 |
Overvoltage Relay |
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60 |
Voltage Balance Relay |
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61 |
Current Balance Relay |
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62 |
Time-delay Stopping or Opening Relay |
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* 63 * |
Fluid or Gas Pressure , Level, or Flow Relay |
Sometimes just labeled "p" |
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64 |
Ground Protective Relay |
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65 |
Governor |
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66 |
Notching or Jogging Device |
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67 |
AC Directional Over current Relay |
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68 |
Blocking Relay |
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69 |
Permissive Control Device |
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70 |
Electrically Operated Rheostat |
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72 |
DC Circuit Breaker |
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73 |
Load Resistor contactor |
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74 |
Alarm Relay |
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75 |
Position changing Mechanism |
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76 |
DC Overcurrent relay |
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77 |
Pulse Transmitter |
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78 |
phase-Angle Measuring or Out-of-step Protection Relay |
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* 79 * |
AC Reclosing Relay |
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81 |
Frequency Relay |
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82 |
DC Reclosing Relay |
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83 |
Auto selective Control OR Transfer Relay |
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84 |
Operating Mechanism |
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85 |
Carrier or pilot-wire Receiver Relay |
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* 86 * |
Locking-out Relay |
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* 87 * |
Differential Protective Relay |
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88 |
Axillary motor or Motor Generator |
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89 |
Line switch |
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90 |
Regulating Device |
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91 |
Voltage Directional Relay |
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92 |
Voltage & Power Directional Relay |
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93 |
Field-changing contactor |
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* 94 * |
Tripping OR Trip-free Relay |
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95 |
Carrier "On-off" Switch |
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11, 16, 24, 28, 39, 45, 71, 80 |
Reserved for Future use |
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96-99 |
Reserved for Special Application |
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