ALKON 70 C

Wall hung, condensing gas boiler, for heating and instantaneous DHW production, Low NOx class 5, also for installation in battery

Output range: from 50 to 560 kW (in battery)

• Maximum working pressure: 6 bar
• Modulation ratio 1:7
• Total premix burner with constant CO2
• Primary heat exchanger in Al / Si / Mg alloy, entirely irrigated, ultrathin (< 12 cm)
• Electronic ignition
• Safety limit thermostat
• Flow and return temperature sensors
• Automatic air-vent
• Siphon on the condensates drain
• Panel board with electric protection IP X4D
• e-BUS connection
• Heating temperature adjustment between 30 and 85°C
• Water content 3,9 liters
• Flame modulation according to the absorbed power
• Over-run function
• Additional functions: diagnosis of operational parameters and errors, antifreeze, technical services and digital errors indication
• Minimum water pressure switch with setting at 0,5 bar
• Constant combustion ratio
• Self-adapting output according to the flue length
• High efficiency modulating pump (standard supplied only for ALKON 70 C)
• Suitable for installation in battery (max. 2 series of 4 units)

Options:– Kit manifold for additional safety devices– Kit of additional safety devices– Kromschröder controller E8 / expansion modules and modulating thermostats (wall mounted boxes)– Kit of high efficiency modulating pump (optional for ALKON 50 C)– Kit hydraulic separator (mixing header)– Single flue ducts or for battery installations– Supporting frames– Kit of DHW priority– Kit of hydraulic manifolds and blind flanges– Kit of harness for an external DHW tank– Kit for instantaneous DHW production– Acidic condensate neutralizers