Laundry treatment apparatus with heat pump

摘要

The invention relates to a laundry treatment apparatus having a heat pump system, comprising: a cabinet 40 having a front wall 44, a rear wall 43, side walls 42 and top cover 49, a laundry storing chamber 18 arranged inside the cabinet for treating laundry 19 using process air A, a process air loop for circulating the process air through the laundry storing chamber, and a heat pump system 4 for dehumidifying and heating the process air, the heat pump system having a refrigerant loop 6. The refrigerant loop comprises a first heat exchanger 10 for heating a refrigerant and cooling the process air, a second heat exchanger 12 for cooling the refrigerant and heating the process air, a refrigerant expansion device 16, a compressor 14, and an auxiliary heat exchanger 13; wherein the auxiliary heat exchanger is arranged at the external side of the rear wall 43.