After the outgoing cabinet constitute Dimensions (H x W x D)：2200mmx600mmx1000／1200mm

Device small room is at the front of the cabinet.

Busbar chamber is in the cabinet top.

Cable small room at the back of the cabinet.

Due to the level of the main bus after qualifying Roof mounted switchgear, cables, a small room at the rear, can greatly reduce the overall width of the switchgear arrangement.