AIR-CONDITIONING DEVICE

摘要

An air-conditioning device configured, with the safety ensured, so that the device imposes less load on the environment. An air-conditioning device (100) is provided with a concentration detection device (305) which detects the concentration of a heat source refrigerant leaking from a refrigerant circuit, and also with shut-off devices (a first shut-off device (303) and a second shut-off device (304)) which are provided at positions predetermined distances from the inlet and the outlet of an indoor unit (300) and which block the circulation of the heat source refrigerant on the basis of information from the concentration detection device (305).