Indoor armored fixed AC metal-enclosed switchgear

Indoor armored fixed AC metal-enclosed switchgear

  • CN 104,901,220 A
  • Filed: 01/22/2015
  • Published: 09/09/2015
  • Est. Priority Date: 01/22/2015
  • Status: Active Application
First Claim
Patent Images

1. the fixed ac metal closing switch gear of indoor armouring, comprise the body of box-type, display control unit and circuit breaker, described display control unit is arranged on the surface of body, described circuit breaker is fixed on the inside of body by fixed mount, it is characterized in that, described circuit breaker comprises three electrode column of vacuum arc extinguishing chambers be arranged side by side, described each electrode column of vacuum arc extinguishing chamber is provided with protection switch, described protection switch comprises the quiet cutter being arranged on electrode column of vacuum arc extinguishing chamber side and the moving knife be arranged on above electrode column of vacuum arc extinguishing chamber, described moving knife and electrode column of vacuum arc extinguishing chamber hinged, described moving knife contacts with quiet cutter, described moving knife being provided with the mobile device contacted with quiet cutter for controlling moving knife, in described body, being also provided with line protective devices.

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