Baxi Luna 3 280 Fi Kombi
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Power: 28 kW
Boiler Type: Conventional (atmospheric)
Hot Water Supply (DHW): Instantaneous heating
Fuel Type: Gas
Installation: Wall Mounted
Boiler Purpose: Heating and DHW (Hot Water Supply)
Combustion Chamber: With forced exhaust (closed)
Heat Exchanger Material: Copper
Max. Useful Heat Power: 28 kW
Min. Useful Heat Power: 10.4 kW
Max. Consumed Heat Power: 26.9 kW
Min. Consumed Heat Power: 10.6 kW
Natural/Liquefied Gas Max. Consumption: 3.18 (2.34) m³/h (kg/h)
Max. Productivity (FI): 93 %
Productivity (FIE) at 30% Strength: 90.6%
Expansion Tank Capacity/Pressure (Heat): 10/0.8 liter/bar
Temp. in IST Contour. Adjustment Range: 35-65 °C
Hot Water Productivity at $\Delta t=25^\circ\text{C}$: 16 liters/min
Hot Water Productivity at $\Delta t=35^\circ\text{C}$: 11.4 liters/hour
IST Outline Min. Water Consumption: 2 liters/min
Max./Min. in IST Contour. Pressure: 9/0.15 bar
Diameter of Flue Pipes (coaxial/separate): (60-100)/80 mm
Smoke Pipes Max. Length (coaxial/separate): 4/25 meters
Nominal Inlet Pressure of Natural Gas: 13/20 mBar
Power/Voltage: 165/230 Watts/Volts
Dimensions (Height): 763 mm
Dimensions (Width): 450 mm
Overall Dimensions (Depth): 345 mm
Weight (NET/GROSS): 40/43 kg
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.