Heat pump hydronic heater

摘要

According to a heat pump hydronic heater of the present invention, the heating medium outward port 21 and the heating medium return port 23 are connected to an external radiator 2 through a heating medium pipe 3; a heating medium heated by the water refrigerant heat exchanger 5 circulates in the external radiator 2 and the heating medium dissipates heat in the external radiator 2; the heating medium outward port 21 and the heating medium return port 23 are inclined rearward and downward and disposed on a side of the sheath body 36; the heat pump hydronic heater of the invention has high workability, efficiency thereof can be enhanced; maintenance performance thereof is excellent; and the heat pump hydronic heater can be designed compactly.