Safety device that detects an abnormality in a shooting gas boiler and that operates in a flue natural draft.

摘要

BOILER COMPRISING A draft diverter mounted above the heating element, SO HAVE AN AIR INLET ADDITIONAL ENVIRONMENT BETWEEN THE BODY OF WARMING AND backflow device, by which the boiler is connected to the flue, the safety device INCLUDING A temperature sensor positioned outside of the boiler and opposite said ambient air inlet ADDITIONAL being the DETECTOR ASI SWEEP WHEN THE BOILER WORKS, by air environment that is drawn through the draft diverter in the flue pipe to mix with flue gases evacuees, being conceived THIS DETECTOR TO CUT, by all appropriate means, such as a deformable element connected to an electrical contact, feeding GAS BURNER BOILER, when the temperature exceeds a predetermined limit ZETA 1 MATCHING TROUBLE SHOOTING AND ONE TO RESTORE THIS supply only after a predetermined time T when L TEMPERATURE DROPS TO A ZETA 2 Value corresponding to a NORMAL OPERATION OF THE CALERA AND GAS COMBUSTION WHICH EVENTUALLY HAVE ESCAPED IN THE ENVIRONMENT HAVE HAD TIME TO BE reabsorbed into the flue for evacuation.