1).Vacuuming and measuring SF6 switch and GIS.
2).Vacuuming and measuring liquid storage tank.
3).Vacuuming and measuring the device itself
4). Filling gas into SF6 switch
5). Recover and purify SF6 gas in electrical equipment, including water removal, and oil treatment.
6). Dry and purify the recovered SF6 gas.
7). Recovery, liquefaction storage, and residual pressure measurement of SF6 gas in electrical appliances.
8). The liquid storage tank that can hold 200KG in the device body.
9). Compressed liquid storage of SF6 gas, with liquid filling function.
10). The device is a portable cart type.