Mobile low-voltage intelligent bypass system
The invention belongs to the technical field of electric power automation, and particularly relates to a mobile low-voltage intelligent bypass system which comprises a circuit breaker, a normally-open voltage relay, a first normally-closed voltage relay, a second normally-closed voltage relay and a...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention belongs to the technical field of electric power automation, and particularly relates to a mobile low-voltage intelligent bypass system which comprises a circuit breaker, a normally-open voltage relay, a first normally-closed voltage relay, a second normally-closed voltage relay and a first control switch. The primary side of the circuit breaker is connected with an operation power supply and a maintenance power supply; a secondary side is connected with the operation power supply; a coil of the normally-open voltage relay is connected in parallel with the output end of the operation power supply; the coil of the first normally-closed voltage relay and the coil of the second normally-closed voltage relay are connected in parallel with two ends of the maintenance power supply; and the output end of the operation power supply is sequentially connected with the first control switch, the second normally-closed voltage relay, the normally-open voltage relay and the first normally-closed voltage relay |
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