Baxi Luna 3 240 Fi Kombi
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Power kW: 25
Boiler type: traditional (atmospheric)
DHW: instantaneous heat
Fuel type: gas
Installation: wall mounted
Boiler purpose: heating and DHW
Heat exchanger material: copper
Maximum useful heating capacity kW: 25
Min. useful heat capacity kW: 9.3
Maximum heat input kW: 26.9
Min. heat input kW: 10.6
Maximum natural/liquefied gas consumption: m³/h (kg/h) 2.84 (2.12)
Maximum. Performance: (efficiency) % 92.9
Performance: (efficiency) % 90.2 at 30% power
Heat expansion tank capacity/filling pressure: l/bar 8/0.8
Temperature control range in DHW circuit: °C 35-65
Hot water flow rate l/min at Δt=25°C 14.3
Hot water flow rate at Δt=35°C l/h 10.2
Minimum water flow rate in the DHW circuit l/min 2
Maximum/min pressure in DHW circuit 8/0.15
Diameter of chimney pipes (coaxial/separate) mm (60-100)/80
Max. Chimney pipe length Pipes (coaxial/separate) m 5/40
Nominal natural gas inlet pressure mbar 13-20
Electricity/Voltage W/V 135/230
Overall dimensions height: mm 763
Overall dimensions width: mm 450
Overall dimensions depth: mm 345
NET/GROSS weight: 38/41 kg
Packaging dimensions: mm 530×900×440
Continuous electronic modulation of the flame in heating and IST modes;
The boilers are adapted to the natural conditions of Azerbaijan. The device works even if the inlet pressure of natural gas is reduced to 5 mbar
Flame spreaders in the fireplace are made of stainless steel;
Reconfiguration is possible for LPG operation.
Electronic device that measures water consumption in the IST contour;
Energy-saving circulation pump with automatic air blower;
Primary copper heat exchanger coated with a special composition for additional protection against rusting;
Stainless steel re-plate heat exchanger;
Brass three-code valve with electric servo drive (in two-circuit models);
High-speed circulation pump with built-in automatic air blower;
Manometer;
Automatic bypass;
Postcirculation of the pump;
Cold water inlet filter;
The possibility of connecting an external collecting boiler for hot water (without a servo drive);
Two temperature adjustment ranges in the heating system: 30-85°С and 30-45°С ("warm floor" mode);
Built-in air-dependent automatics;
Regulation and automatic maintenance of the given temperature in heating and IST accounts;
Digital temperature indexing;
The possibility of connecting a room thermostat.
Liquid crystal display;
System of electronic self-diagnosis and memory of last errors in work;
The ability to send a signal about boiler locking to the dispatcher remote control center;
Ionized flame control;
Pump lock protection system (starts automatically every 24 hours);
A thermostat that protects the water from overheating in the primary heat exchanger;
Transmitter for safe removal of combustion products (for models with a closed combustion chamber – pneumorele, for models with an open combustion chamber – thermostat);
Pressostat in the heating system - turns on when the water pressure is low;
Safety valve in the heating circuit (3 atm.);
Antifreeze protection system in heating and IST circuits.