Established in 1998, China Dianshen Electric Co., Ltd. is a professional vacuum circuit breaker manufacturer and vacuum circuit breakers design of electric and electronic products. Together with the European 'CE', 'CCC', GS/EMC/LICE/UL/CSA, and 'CB' (IEC) certification that we have received for various series. Currently, our custom vacuum circuit breaker product series are being exported worldwide. Our pursuit of first-rate quality, competitive and cheap vacuum circuit breakers prices and comprehensive after-sales services offers both potential and long-standing clients confidence in our company.

Can be applied for ANSI ,GB(China) and IEC standards. Recommend to use VZ type VCB except ANSI or GB standard. High reliability by 35,000 sets of actual production. Multi short-circuit operations ( interruption ) are possible. Earthquake intensity: not exceed 8 degrees. It should be installed in the places without fire, explosion, serious filth, and chemical erosion and violent vibration. Rated voltage: 12kV, rated current: 630~3150A, max break current: 40kA, handcart or fixed type. ZN28A-12 series vacuum circuit breaker is a kind of indoor high-volt switch equipment of rated volt 12KV,AC three-phase 50Hz.The structure of that be divided into two kinds:switchgear and operating mechanism mounted unifiedly、switch gear and operation various fixed switchgear cubicle,as G1A(Z),XGN2A10(Z)and so on.
This product can be applied with CD17、CD10A type DC electromagnetic operating mechanism and CT17、CT19 type spring charging operating mechanism. Vacuum Interrupters. Compact Design. Ideal for Retrofit or Retrofill
2400V - 38kV At 3000A. ANSI & UL Certification Available. Stationary or Drawout. Outdoor Available. In Stock for Immediate Delivery.

ZN63A (VS1)-12 series of indoor vacuum circuit breaker is used for indoor 12kV switchgear, it is suitable to control and protect transmission and distribution system such as electric network equipment and industrial & mining industry etc as their protection and control unit. It can match with KYN28 (GZS1), XGN and GG1-A series of switchgears. The Products meet standards of GB1984-2003, this series of products include: VCB truck, isolation truck and Fuse truck Etc. This series of VCB is used integrated design for operating mechanism and VCB body with reasonable, beautiful and compact arrangement. This series of VCB adopted vertical insulation house against impact due to different weather, it can effectively prevent VIs against damage by exterior factors, The two different installation unit of Fixed type and withdrawable type can meet the different requirements for different switchgear. Ambient temperature: Max. -10 degree C; min. +40 degree C. The height above sea level: Max. 1000 m (Not including special requirements). Relative humidity: the average humidity of a day should be no more than 95%. The average humidity of a month should be no more than 90%. Saturated vapor pressure: the average pressure of a day should be no more than 2.2kPa; the average pressure of a month should be no more than 1.8Kpa.

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