| 摘要 |
PROBLEM TO BE SOLVED: To provide an air conditioner which can provide a uniform temperature controlled space even in a large indoor space and can be operated economically while reducing noise by suppressing increase in the size and output. SOLUTION: An air conditioner 101 is provided with a fan chamber for underfloor air in addition to a compressor chamber, a heat exchanging chamber for outdoor air, and a heat exchanging chamber for indoor air wherein a part of temperature controlled air is supplied from an underfloor air outlet 115f into an underfloor space 105a thence supplied from an underfloor air supply grill 105b provided in the floor 105 into an indoor space 100. A ceiling space air suction duct 113 interconnecting the fan chamber for underfloor air and the ceiling space 104a is provided so that indoor air is returned back to the fan chamber for underfloor air through an indoor air suction grill 104b provided in the ceiling 104, the ceiling space 104a and the ceiling space air suction duct 113. |
