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.
Specifications:
- Structural characteristics:
- 1.This series of VCB is used integrated design for operating mechanism and VCB body with reasonable, beautiful and compact arrangement.
- 2.This series of VCB adopted vertical insulation house against impact due to different weather, it can effectively prevent VIs against damage by exterior factors,
- 3.The two different installation unit of Fixed type and withdrawable type can meet the different requirements for different switchgear
- Applying ambient conditions
- 1.Ambient temperature: -10℃～+40℃.
- 2.The height above sea level: ≤ 1000 m (Not including special requirements) .
- 3. 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%.
- 4. 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.
- 5. Earthquake intensity: not exceed 8 degrees.
- 6. It should be installed in the places without fire, explosion, serious filth, and chemical erosion and violent vibration.
- Main Technical Specification
- Rated voltage 12kV
- Rated frequency 50/60Hz
- Rated current 630 1000 1250 1600 2000 2500 3150A
- Rated short circuit breaking current 20 25 31.5 40kA
- Rated peak withstand current 50 63 80 100kA
- Minimum Order: Negotiable