XGN15-12 switchgear is box-type fixed indoor high-voltage switchgear. The switchgear selected is fixed, which is used as secondary distribution equipment. The switch cabinet mostly uses load switches, and most of them are SF6 load switches. The load switch-fuse combination cabinet can be formed by cooperating with the fuse. Load switch cabinet and combined electrical cabinet are collectively called ring main unit. At this time, protection only configures overcurrent, overload and so on. The switch cabinet can also choose fixed circuit breaker. XGN15-12 switch cabinet has the smallest size in the air insulated cabinet, which meets the environmental protection requirements of urban users and residential districts, and can effectively reduce the area occupied.