发明授权
US09541319B2 Air-conditioning apparatus 有权
空调机

Air-conditioning apparatus
摘要:
An air-conditioning apparatus directly detects leakage of a plurality of types of refrigerant by computing refrigerant concentrations, and ensure safety. On the basis of calibration curve information, a computing device computes the concentration of heat source side refrigerant in a heat medium relay unit from detected information received from a concentration detecting device.
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