Description

      FZW28-12F outdoor Boundary Vacuum Circuit Breaker, or called  Boundary Load Break Switch, is applied to rated voltage 12kV, AC 50HZ outdoor  distribution equipment , use for opening .closing load current and closing  short circuit current . Applicable to substations and industrial and mining  enterprises and city, rural network for protection and control purposes, and  city, rural network automatic distribution net and frequent operation place .
      This  product is applicable for operation of control switch of overhead line  distribution systems, there are several types, VPS-12-type boundaries vacuum  load switch with no oil, institutional simple. Reliable, no maintenance and  other advantages, has been widely used. The product with the FDR-based fault  detector or RTU remote terminal unit equipment combine to form a very simple  structure, distribution automation system that allows the automatic overhead  lines fault location and fault segment of the automatic quarantine. In order to  update our existing distribution switchgear, so free of oil and automation  features of the distribution equipment for the transformation.

Environmental conditions
 1. Altitude: not higher than 2000m.
 2. Air temperature: -40℃  to +85℃
 3. Relative humidity: monthly average ≤90%, daily average: ≤95%
 4. Earthquake intensity: ≤ 8 degree
 5. Pollution Class: 3 degree
 6.Icing thickness:10mm
 7.Wind pressure: no more than 700Pa( equal  to wind speed 34m/s)

Technical Data

Outline & Mounting Dimensions