Frame for a switch cabinet

In a rack for a switchgear cabinet having vertical profiled frame sections (20), a bottom frame and a top frame (10), wherein the bottom frame and the top frame (10) are a stamped and bent part from a sheet metal blank and have a bottom (11) on which the vertical profiled frame sections (20) are fastened, wherein a reinforced edge (12′) is bent from the bottom, wherein four plug-in projections (15) are fastened on the bottom (11) of the bottom frame and the top frame (10), each of which has at least one threaded receiver (16), wherein the vertical profiled frame sections (20) have screw receivers (23) arranged flush with the threaded receivers (16) of the plug-in projections (15), and wherein fastening screws (21′) are inserted into the screw receivers (22) and screwed into the threaded receivers (16), the improvement comprising:

• the bottom (11) of the bottom frame and the top frame (10) facing an interior of the switchgear cabinet and the reinforced edge (12′) oriented away from the interior of the switchgear cabinet;
• the vertical profiled frame sections (20) having plug-in receivers (22) which push onto a front side of the plug-in projections (15);
• the plug-in receivers (22) of the vertical profiled frame sections (20) formed by a hollow profiled section directed into the interior of the switchgear cabinet with two profiled inner walls positioned vertical with respect to each other;
• and
• a profiled wall extension (25) adjoining one of profiled inner walls from which a leg (26) is bent, which is spaced apart from a hollow profiled section and with the hollow profiled section and a profiled wall extension (25) forms a lateral wall receiver open toward an exterior of the switchgear cabinet.