Heat carrier medium heating and/or cooling system, has return valve arranged between supply chamber and one intermediate chamber, between return chamber and other intermediate chamber, and between successive intermediate chambers

摘要

The system has a cooling or heat source (3) and a distribution device (6) with supply (7) and return (8) chambers. The return chamber is connected with the supply chamber over a venting valve (19). The distribution device also comprises intermediate chambers, at which load circuits are connected. The intermediate chambers are connected with the chamber (8) over the venting valve. A return valve (21) is arranged between the chambers (7) and one of the intermediate chambers, between the chamber (8) and the other intermediate chamber, and between the successive intermediate chambers.