... hot water for domestic use.Carel controller air source heat pump with heat recoveryModel: HRCF/RH seriesCooling Capacity 5.5kw-30kwHeating Capacity ... R410A,R290 Compared with traditional chillers, the air source heat pump with heat recovery can provide hot living water on the basis ... automatic reset, high pressure switch with manual reset.The heat pump unit is completed also with 4-way valve, liquid ...