To provide an installation rack for a cubicle type high-tension receiving facility that can very easily be installed and removed at low cost, and that can be reused without leaving a waste when removed.

This rack is provided with a rack body 2 of a square frame; stage plates 3 arranged with its top surface on the same plane of the rack body on the outside circumference of the rack body 2; and fences provided on the edge of the outside circumference of the stage plates 3. The inside end parts of the stage plates 3 are supported by the rack body 2, and its outside end parts by supporting foot members.