Filling unit 553 mf1/2" pressure gauge- CALEFFI - ABTM

FUNCTION :This automatic adjustable filling unit is composed of a pressure reducing valve with compensated seat, an inlet filter, stop valve, and a non-return valve.Installed in the water supply for closed circuit heating units.It stabilizes the pressure at a predefined value, reversing the missing water.After assembly, during the filling or the upgrade, the supply stops when the set pressure is reached. FEATURES :Materials : brass body EN 12165 CW617NBrass cover : EN 12165 CW617NSealing gaskets : NBRMax inlet pressure : 16 barAdjusting : 0,3 to 4 barPreset : 1,5 barMax working temperature : 70°CInlet connection : threaded 1/2" MOutlet connection : 1/2" FManometer plug : 1/4" FManometer 0 to 4 barsWith valve, filter and non-return valve. Dimensions :Center distance 122mmHeight 148mmWidth 53mm