Patent attributes
An electrical control panel including an enclosure box being sealed other than at an inlet opening and an outlet opening, a primary electrical component inside the enclosure box and having a first heat exchanger that transfers heat from the primary electrical component, one or more secondary electrical components inside the enclosure box that generate less heat than the primary electrical component, a second heat exchanger attached to the enclosure box and having an internal air passageway that includes an inlet opening and an outlet opening in fluid communication with the respective outlet and inlet openings of the enclosure box and defining therewith a sealed compartment, and one or more diverter elements direct a majority of the heated air from the first heat exchanger to enter the internal air passageway of the second heat exchanger without flowing over at least one of the secondary electrical components.