EACH SECTION OR CELL OF A THREE-PHASE METAL-ENCLOSED SWITCHGEAR UNIT, WHICH MAY INCLUDE A PLURALITY OF CELLS, HAS A BREAKER COMPARTMENT AT THE FRONT, A CABLE COMPARTMENT AT THE REAR, AND A BUS OR CONDUCTOR COMPARTMENT BETWEEN THE CABLE COMPARTMENT AND THE BREAKER COMPARTMENT. THE BUS COMPARTMENT CONTAINS HORIZONTALLY EXTENDING MAIN PHASE BUS BARS AND VERTICALLY EXTENDING RISER CONDUCTORS FOR CONNECTING THE BUS BARS TO THE CIRCUIT BREAKERS, OR OTHER CIRCUIT CONTROLLING DEVICES, BY MEANS OF STAB CONDUCTORS AT DIFFERENT EVELATION IN THE BREAKER COMPARTMENT. FEEDER CONDUCTORS EXTEND HORIZONTALLY FROM THE CIRCUIT BREAKERS THROUGH THE BUS COMPARTMENT AND TERMINATE IN THE CABLE COMPARTMENT.