GN22-12(C) disconnect switch is an indoor electric apparatus with rated voltage 12kV three-phase AC 50/60Hz. it is used to break, make and transfer lines when the HV apparatus is under situations with voltage and no-load.
1. Altitude: ≤ 1000m;
2. Ambient temperature: -30℃ ~+40℃ ;
3. Relative humidity: daily average ≤ 95％ , monthly average ≤ 90％ ;
4. Earthquake intensity: ≤ 8 grade;
5. Applicable occasions should free from inflammables, explosives, corrosives and severe vibration.
1. Scientific and reliable design.
2. Large current capacity.
3. Easy maintenance and operation.