AIR-CONDITIONING DEVICE FOR CONTROL CABINETS

摘要

The invention relates to an air conditioning device for switchgear cabinets, wherein the air conditioning device, which is located in a case, is arranged in constructional proximity to a switchgear cabinet and an air circulation between the switchgear cabinet and the air conditioning device is allowed by means of openings directed to the switchgear cabinet. According to the invention the air conditioning device can be operated in three different modes, which allow an active cooling, a passive cooling and a heating of the circulating air.