On-column circuit breaker with built-in isolation switch
A technology of circuit breaker and disconnector on a column is applied in the field of high-voltage intelligent power distribution equipment, which can solve problems such as insufficient practicability and safety, achieve consistent life, solve protection problems, and prevent insulation degradation.
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[0028] The present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments.
[0029] as attached figure 1 Schematic diagram of the structure of the pole-mounted circuit breaker with a built-in figure 2 The front view and attachment of the pole-mounted circuit breaker with built-in isolating switch provided by the present invention image 3 As shown in the top view of the pole-mounted circuit breaker with a built-in isolating switch provided by the present invention, a pole-mounted circuit breaker with a built-in isolating switch adopts a three-phase common box type, and the box body 1 is a closed metal shell. In the embodiment provided by the present invention, the sealed metal shell of the box body 1 is a closed stainless steel shell, and the overall assembly method is adopted from the bottom of the shell, and the top of the shell is fully welded, so there is never any need to worry about rain leakage And lead to th...
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