COMBINED DEVICE FOR HEATING OF DOMESTIC WATER AND WATER FOR HEATING A ROOM WITH THREE-FLUID HEAT EXCHANGER

摘要

The invention relates to a combined device (50) for heating domestic water and space heating water, said combined device (50) comprising: - a storage tank (52) for domestic water, - a sanitary water circuit (54) in fluid communication with the storage tank (52), - a heating water circuit (56), - a heat exchanger (58) of a heat pump in which a heat transfer fluid is able to circulate, the heat exchanger (58) being configured to carry out a heat exchange: • between the heat transfer fluid and domestic water present in the domestic water circuit (54), and • between the heat transfer fluid and heating water present in the heating water circuit (56).