FZW28Z-12 Series Outdoor Boundary Vacuum Load Switch
Data： 2021-03-12 10:01:01 Hits： 562
FZW28Z-12 series outdoor boundary vacuum load switch
product description
FZW28Z-12 series outdoor boundary vacuum load switch (FFK for short) is used in the occasions where it is installed on a pole. It has manual and electric operation functions. The switch has fault detection, protection, control and communication functions. It is installed on a 10kV line and can realize automatic Removal of single-phase ground fault and automatic isolation of phase-to-phase short-circuit faults. It is suitable for the T connection or the user terminal of the user's incoming line of 10kV distribution line, and can also be used for the connection of other branch lines that meet the requirements.
Normal use conditions
●Ambient air temperature: upper limit +40°C, lower limit -40°C.
●The relative air temperature: the daily average value is not more than 90%; the monthly average value is not more than 90%. · Altitude ≤ 3000m (if the altitude needs to be increased, the rated level will be increased accordingly).
●Wind pressure: no more than 700Pa (equivalent to a wind speed of 34m/s).
●Neutral point grounding method: the neutral point is grounded, the neutral point is grounded through the arc suppression coil, and the neutral point is grounded through low resistance.
Model And Meaning
The Main Technical Parameters
Dimensions
