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