FN5-12 type indoor high-voltage AC load switch (hereinafter referred to as the load switch) applies to the power distributionnetwork of 50Hz AC and 12kV for breaking load switch and closing short circuit current. The load switch with fuse can cut off theshort circuit current to protect the switch.
Load switch can be equipped with manual operating mechanism of model CS6-1. The CS manual operating mechanism or CJ□electrical operating mechanism are exclusive for this product
1. Height above sea level should be lower than 1000m;
2. Ambient air temperature: upper limit +40℃;lower limit -25 (power-driven mechanism not lower than -5 );
3. Relative humidity: daily average value should be lower than 95%, monthly average value lower than 90% (+25 );
4. The ambient air is not subject to the obvious pollution of corrosive or flammable air and water vapor and etc;