Outdoor high voltage double power source vacuum breaker
A vacuum circuit breaker, dual power supply technology, applied in high voltage air circuit breakers, high voltage/high current switches, circuits, etc., can solve the problems of inability to achieve short circuit protection, large footprint, and large infrastructure investment.
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[0012] The present invention will be further described below in conjunction with the embodiments and accompanying drawings.
[0013] see Figure 2 to Figure 4 , an outdoor high-voltage dual-power vacuum circuit breaker, which includes a three-phase outdoor high-voltage vacuum circuit breaker 1, a voltage transformer 7, a current transformer 2, an isolating switch 3, 10, an automatic controller, and the waterproof base 4 is equipped with a voltage A transformer 7, a three-phase outdoor high-voltage vacuum circuit breaker 1 is installed on the base 4, and a current transformer 2 is installed on both sides of the lower outlet of the three-phase outdoor high-voltage vacuum circuit breaker 1. The two sides of the phase outdoor high voltage vacuum circuit breaker 1 are also equipped with mechanical interlocking devices 12, 14 with the three-phase outdoor high voltage vacuum circuit breaker 1 and the isolating switches 3, 10, and the main shafts of the isolating switches 3, 10 on bot...
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