DEHUMIDIFYING/REHEATING AIR-CONDITIONING DEVICE

PROBLEM TO BE SOLVED: To perform a cooling operation and a heating operation, and a dehumidifying reheating operation at a dew-point of 10°C or less at low running cost with simple structure. SOLUTION: This dehumidifying/reheating air-conditioning device includes a heat pump type first air conditioner 13 having first and second indoor units 11a, 11b for air-conditioning disposed in an air-conditioning housing 1, an outdoor unit 11c for air-conditioning disposed outside of the air-conditioning housing 1, and a flow division controller 12 disposed between the first and second indoor units 11a, 11b for air conditioning and the outdoor unit 11c for air conditioning, and capable of simultaneously performing cooling/heating operations by the first and second indoor units 11a, 11b for air-conditioning by switching by the flow division controller 12, and a second air conditioner 23 exclusively used for cooling, having an indoor unit 21 for low temperature and an outdoor unit 22 for low temperature, and capable of cooling the indoor unit 21 for low temperature to be a temperature lower than the first and second indoor units 11a, 11b for air conditioning, and the first indoor unit 11a for air conditioning, the indoor unit 21 for low temperature, and the second indoor unit 11b for air conditioning are successively disposed in the air-conditioning housing 1 from an intake port 2 toward an exhaust port 3. COPYRIGHT: (C)2010,JPO&INPIT