SF6 Gasisolierte Switchear

SF6 Gas Insulated Electrical equipmentMain future1)SF6 gas as insulating and arc-extinguishing material.2)switch cabinet is fully sealed,fully insulated.busbar,switch and live part,all of this are sealed in stainless steel enclosure,so the whole equipment completely free from external influence,even if it is immersed in water short time,it can work well.maintenance during the life time.3)it has perfect secure device,could completely preclude malfunction which caused by artificial mistake.4)an explosion relief channel in the back,to protect operators from high temperature and high pressure.5)there are two types switch cabinet fixed unit combination and expansion unit combination6)small in size,easy install, proper for narrow space and poor environmental condition.7)you can set electric actuator,remote control,detection device as your requirement. Specification itemsparameterSF6pressure20º C absolute pressure is 1.4bargas leakage rate0.5%/yearprotection classIP67chamber stainless steel thickness3.0mmbusbarswitch cabinet inner busbar320mm2cuswitch cabinet earth busbar150mm2cucolourswitch cabinet front boardRAL7012side board and cable chamber front coverRAL7035working conditionmaximum temperature40º Cmin low temperature—40º Cmax averade relative humidity≤95%altitude≤1000m