CKFL Gas Insulated Switchgear
CKFL-12 series of GIS has advantages of compact structure, full sealing, full insulation, long lifetime, maintenance free, small occupation, reliable safety and not affected by the environment. It is widely used in industrial and civil cable network and terminal power supply. Especially applicable for small secondary distribution substation, switching station, industrial enterprise, airport, railway, commercial zone, high building, high speed road, subway and tunnel etc.
CKFL-12 series of gas tank is made of stainless steel plate, sealed and welded by laser cutting and automatic robot. The protection class is IP67. All live parts are sealed in SF6 gas tank, and it also passed synchronous vacuum & helium leak test. At the bottom of the gas tank there has an explosion-proof vent, which is equipped with explosion-proof membrane. In the case of the gas pressure exceeds certain threshold; it can release the pressure from the explosion-proof vent, which effectively prevent the harm from the high pressure gas.