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◇ Profile
  ZW6-12 outdoor high-voltage vacuum circuit breaker applies to the rated frequency 50Hz, rated voltage of 12kV distribution lines as points, co-load current, overload current and short circuit current.It can also be used in other similar places, available for the Urban District 12kV grid segment switch. It can also be outdoor vacuum recloser and distribution automation control devices subsection.
  ZW6-12 outdoor high-voltage vacuum circuit breaker in vacuum interrupter, Silastic and air-insulated.It has no oil, no gas, breaking capacity, safety and reliability, long electric life, frequent operation, less maintenance and so on.
  This product meets the following standards and specifications:
     GB1984 "AC high voltage circuit breakers"equal BS EN 62271-100-2002 EN 62271-100-2001.
     GB11022 "General technical requirements of high-voltage switchgear".
     GB311.1 high voltage power transmission equipment insulation coordination".
     DL/T593 "high-voltage switchgear shared orders technical conditions".
     DL/T402 AC high voltage circuit breaker orders technical conditions ".
◇Model defined

 

◇Working conditions
1.The ambient air temperature of -40 ℃ ～+40 ℃.
2.Elevation does not exceed 1000m.
3.The pressure does not exceed 700Pa (equivalent to wind speed 34m/s).
4.The earthquake intensity does not exceed 8 degrees.

◇The main features
1.The switch shell can be stainless steel or paint shell.
2.The switch shell can be installed outdoor isolating switch, circuit breaker and isolating switch reliable mechanical interlocking.
3.Switch operating mechanism can be motor-drive mechanism or manually institutions.
4.Switch for the electric sector, the switch body can be built-in PT or external PT provides power for the electric sector.
5.Switch for the electric sector, the lines coincide with the control terminal FTU supporting subsection.

◇The main technical parameters