Gas boiler KONX SLIM

for heating onlywall-mountedresidential

Extra-thin wall hung, room sealed, Low NOx, condensing gas boiler, with DHW production, for indoor / outdoor installation (IPX5D), with total premix burner and continuous modulation with electronic ignition Outer casing completely in stainless steel AISI 304 Exchanger / Condenser in aluminum / silicon / magnesium Ignition and flame electronic control through single electrode Modulation ratio 1:8 Total premix burner with constant combustion ratio, completely electronic (both gas valve and modulating fan) Outer casing completely in stainless steel AISI 304 Automatic Feed-back of the combustion through the electrode (that monitors constantly the quality of the combustion) Adjustment of output according to heating request HWS “Hot Water Speed”: commutation from heating to DHW mode without stopping the pump DHW heat exchanger in antiscaling stainless steel, with 12 plates (x 24 kW) and 14 plates (x 35 kW), with “thermal length” optimized for the condensation Management of 2 zones: high / low temperature, with differentiated priority Clever hydraulic filling of the C.H. system (able to indicate possible leakages) Electronic antifreeze function from 5°C Pump over-run function Safety limit thermostat Flow temperature sensor Return temperature sensor DHW temperature sensor High efficiency pump, complying with the Erp Directive 2015, modulating according to the output request, managed by the on board electronics Two expansion vessels (10 liters total) Automatic airvent Minimum pressure switch against the lack of water Pressure safety valve set at 3 bar Remote OT+ panel board with external and room temperature sensors