Circuit breaker jump locking (brief introduction to circuit breaker jump locking)

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Electrical jump blocking circuit is usually realized by jump blocking relay.

The tripping locking relay TBJ has a current starting coil TBJ/I, a voltage holding coil TBJ/U, two pairs of dynamic closing contacts TBJTBJ4 and two pairs of dynamic breaking contacts TBJ2, TBJ3, TBJ/I connected to the tripping coil circuit of the circuit breaker, TBJ/U connected to the closing circuit of the circuit breaker, TBJ1 used for current self holding, and TBJ2 and TBJ3 connected in parallel in series to the closing circuit.

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2024-06-13 00:01:36

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Circuit breaker jump locking (brief introduction to circuit breaker jump locking)

Circuit breaker jump locking (brief introduction to circuit breaker jump locking)

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