Circuit Breaker Control Loop:

- Sep 04, 2017 -

1, should be able to monitor the control loop protection device and its jump, closing loop intact, in order to ensure the normal operation of the circuit breaker;

2, should be able to indicate the circuit breaker normal closing and the position of the gate, and automatic closing and automatic tripping when there is a clear indication signal;

3, the closing and tripping after completion, should be able to make the command pulse relieved, that is, can cut off or tripping power supply;

4, in the absence of mechanical anti-jump device, should be installed electrical anti-jump device;

5, Circuit breaker accident tripping Signal loop, should be according to "no corresponding principle" wiring;

6, the possibility of abnormal working conditions or failure of equipment, should be installed with a warning signal;

7, spring operating mechanism, manual operation of the power supply can be DC or AC, electromagnetic operating mechanism of the power requirements of DC.

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