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ZW20 series column on the switch

  • ZW20-12 series circuit breaker
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    Brief:
    ZW20-12 outdoor high-voltage communication vacuum circuit breaker is a commonly developed copier, which is independently developed, mainly used to open, to close load current, overload current and short circuit current in power systems, suitable for substation and indigenous Corporate power distribution systems are protected and controlled, and it is more suitable for rural grids and frequent operations. This switch uses a vacuum mode to arc, SF6 gas insulation, excellent overall sealing, internal charge "zero” table pressure SF6 gas, the possibility of gas leakage, high reliability, maintenance-free.

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