Arrangement improved cabinets withdrawable protection elements or control, motors or similar, characterized in that, according to the same, it has large vertical sections, of which at least some of them housed positioned column about plug mobile chassis containing switchgear and control corresponding to a control output, each of which chassis has a front access door, there being attached to the latter as a fixed element to the enclosure, a rotary switch, which makes electrical connection between the fixed parts of closet and that mobile chassis, while the axis of this disconnect is related to the corresponding door lock access through the appropriate mechanism in order to enforce its locked against rotation by opening the door, said shaft also related to the forward movement of the movable chassis, pear it is likewise being blocked it was not turn if such chassis and t is plugged; todoello so for the maneuver phase isolator to work is imperative that the mobile chassis remain plugged into the closet and corresponding closed.
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