A self-powering device of a universal circuit breaker
A circuit breaker, a universal technology, applied in the direction of circuit devices, automatic disconnection emergency protection devices, emergency protection circuit devices, etc., can solve problems such as accidents, circuit breakers lose voltage protection function, etc., to achieve convenient wiring, speed up The speed of restoring power consumption, the effect of small size
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[0011] The present invention will be further described below in conjunction with the accompanying drawings and examples, and the contents of the examples are not intended to limit the protection scope of the present invention.
[0012] The invention relates to a self-power transmission device of a universal circuit breaker, which can realize the self-power transmission of the circuit breaker when the normal power supply is restored after the non-fault loss of voltage of the universal circuit breaker trips.
[0013] figure 1 The schematic wiring diagram of the self-power transmission device of the universal circuit breaker of the present invention is shown. Such as figure 1 As shown, the self-power transmission device of the universal circuit breaker of the present invention includes a first voltage relay 1YJ, a second voltage relay 2YJ, an intermediate relay 1ZJ, a closing relay 2ZJ and a time relay SJ. refer to figure 1 , we can see from top to bottom, where:
[0014] The...
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