2-circuit gas wall-mounted boiler NAVIEN DELUXE S COAXIAL-30K

Weight: 29 kg
Depth: 255 mm
Equipment: Display, room thermostat, remote control
Description: Type of heating boiler: gas, max. thermal power: 30 kW, number of circuits: double-circuit, placement: wall-mounted, fuel: natural gas, liquefied gas, type of combustion chamber: closed, type of power supply: single-phase, at
Width: 440
Height: 665
Control: Electronic
Functions: Self-diagnosis, auto-ignition, pump blocking protection, frost protection, overheating protection, power-on indication, flame modulation, programmer, electric ignition
Efficiency: 90.9 %
Accommodation: Wall
Power type: Single-phase
Fuel: Natural gas, liquefied gas
Combustion chamber type: Closed
Chimney diameter: 100 mm
Fuel consumption: 2.69 kg/h
Heated area: 300 m²
Minimum heat output: 12 kW
LPG consumption: 2.69 kg/h
Maximum coolant temperature: 80°C
Maximum temperature in the DHW circuit: 30°C
Maximum water pressure in the DHW circuit: 8 bar
Secondary heat exchanger material: Stainless steel
Minimum temperature in the DHW circuit: 30°C
Expansion tank volume: 8 l
Burner: Gas
Coaxial chimney diameter: 60/100 mm
Gas connection: 3/4"
Branch pipe for connecting the DHW circuit: 1/2"
Heating circuit connection: 3/4"
Separate chimney 80x80 mm: There is
Permissible LPG pressure: 28 mbar
Nominal pressure of natural gas: 25 mbar
Nominal natural gas pressure min.: 10 mbar
Natural gas consumption: 3.23 m³/hour
Number of circuits: Double-circuit
Primary heat exchanger material: Stainless steel
The principle of operation of a gas boiler: Convection
The principle of operation of a solid fuel boiler: A gas boiler
Type of heating boiler: Gas
Max. thermal power: 30 kW
Maximum thermal load: 30 kW
Maximum water pressure in the heating circuit: 8 bar
Minimum heating medium temperature: 40°C
Minimum heat load: 12 kW
Hot water capacity at t 25°C: 17.2 l/min
Hot water capacity at t 40°C: 10.8 l/min
Recommended fuel: Natural gas
Fuel for automatic feeding: Gas