Air Purification Device With Ozone And Fine Dust Cleaning

摘要

An air purification device with ozone and find dust cleaning, and optionally heating, cooling and dehumidifying function, is formed for installation in a room of a building. The air purification device comprises a first air channel to supply fresh air and a second air channel to discharge extract air. The two air channels lead through a heat exchanger. The air purification device further comprises a third air channel which opens into the first air channel after the heat exchanger. An electric filter/ozone generator is arranged in the first air channel after the first inlet and in the third air channel after the third inlet. A first fan is arranged in the first air channel after the electric filter/ozone generator and a second fan is arranged before the active carbon filter. A control unit is programmed to operate in at least one first operating mode the second fan with a higher suction power than the first fan.