Outdoor Vacuum Load Break Switch
make & break rated or below load current, rated cable charging current, rated short-circuit.

Outdoor Vacuum Load Break Switch

FZW39-27.5/2000-25 outdoor AC high voltage disconnect  vacuum load break switch is applicable for 27.5kV or below,2000A 50/60Hz electrical railway line as control apparatus.

Ambient condition

1. Altitude: 1000m;
2. Ambient temperature: -40 ~+40 ;
3. Earthquake intensity: 8 degree;
4. Air pressure: 700Pa, (equivalent with wind speed at 34m/s);
5. Ice thickness: 10mm