10 24KV Indoor High Voltage Isolation Switch GN30-12D/630A High Voltage Ring Network Cabinet Rotary Tool Brake

GN30-12 rotary indoor high voltage isolation switch is a new type of rotary contact knife isolation switch, the main structure is in the three-phase common base frame on the upper and lower two planes, fixed two sets of insulators and contacts, through the rotary contact knife, so as to achieve the switch opening and closing.GN30-12D switch is based on GN30-12 switch with ground knife form, can meet the needs of different power systems. This product has compact design, small space occupation, strong insulation ability, easy to install and adjust, its performance meets the requirements of GB1985-89 "AC high voltage isolation switch and ground switch", suitable for rated voltage 10 dry volt AC 50Hz and below indoor system, as a voltage without load, the circuit is used. It can be used with high voltage switchgear, or can be used alone.Environmental conditions: Altitude: not more than 1000m; Air temperature: upper limit +40℃; Lower limit -10℃; Relative humidity: the daily average is not more than 95%, the daily average is not more than 90%; Earthquake intensity: not more than 8 degrees; Pollution level: no serious dust, chemical corrosion and explosive substances; Installation site: no frequent violent vibration site.