| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an air conditioning device capable of executing a defrosting operation while performing a heating operation, and simultaneously performing heating and cooling operations. <P>SOLUTION: This air conditioning device includes: a compressor 2; a plurality of indoor heat exchangers 71A, 71B and a plurality of outdoor heat exchangers 10a, 10b; a plurality of outdoor unit-side flow channel switching sections 30a, 30b connected with the outdoor heat exchangers 10a, 10b, a discharge port of the compressor 2 and a suction port of the compressor 2; a plurality of indoor unit-side flow channel switching sections 80A, 80B, connected with connection ports 76A, 76B of one of the indoor heat exchangers 71A, 71B, the discharge port of the compressor 2 and the suction port of the compressor 2; pipes 25, 92 connecting the other connection ports 12a, 12b of the outdoor heat exchangers 10a, 10b and the other connection ports 77A, 77B of the indoor heat exchangers 71A, 71B; and a LEV (linear electronic expansion valve) 6 disposed in the pipe 25. The outdoor unit-side flow channel switching sections 30a, 30b are switched so that one of the outdoor heat exchanger 10a and the outdoor heat exchanger 10b is connected with the discharge port of the compressor 2. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
