Building energy system and its housing

Abstract

Housing of a building energy system, comprising a housing body (100), characterized in that a machine room and an electrical room are provided inside the housing body (100), wherein: - the electrical room comprises a first chamber (110) arranged in an upper area and a second chamber (120) arranged in a lower area; wherein the first chamber (110) is configured to accommodate an inverter (1101) and a control assembly (1102); - the machine room comprises a third chamber (130) arranged in an upper area and a fourth chamber (140) arranged below the third chamber (130), wherein the fourth chamber (140) is configured to accommodate a circulating water tank (141); - one of the second chamber (120) and the third chamber (130) is configured to accommodate an energy storage battery assembly (121), and the other of these is configured to accommodate a heat pump assembly (131).