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15 Cards in this Set
- Front
- Back
|
Master element |
1 |
|
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Time delay starting or closing relay |
2 |
|
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Checking or interlocking relay |
3 |
|
|
Master contactor |
4 |
|
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Stopping device |
5 |
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Starting circuit breaker |
6 |
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Rate of rise relay |
7 |
|
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Control power disconnecting device |
8 |
|
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Reversing device |
9 |
|
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Unit sequence switch |
10 |
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Multifunction device |
11 |
|
|
Overspeed device |
12 |
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Synchronous speed device |
13 |
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Underspeed device |
14 |
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Speed or frequency matching device |
15 |
