Gas boiler Navien Deluxe Coaxial S-20 K, double-circuit

Weight: 26 kg
Depth: 255 mm
Equipment: 1. Boiler 1 pc 2. Passport 3. User's manual 4. Warranty card 5. Control panel complete with control panel are supplied with: - mounting bracket to the wall - screw 3x45-2 pcs
Description: Type of heating boiler: gas, max. thermal power: 23 kW, number of circuits: double-circuit, placement: wall-mounted, fuel: natural gas, type of combustion chamber: closed, type of power supply: single-phase, control: electric
Width: 400
Height: 665
Control: Electronic
Functions: Self-diagnosis, auto-ignition, pump blocking protection, frost protection, overheating protection, power-on indication, electric ignition
Efficiency: 92 %
Accommodation: Wall
Power type: Single-phase
Fuel: Natural gas, liquefied gas
Combustion chamber type: Closed
Chimney diameter: 100 mm
Fuel consumption: 1.83 kg/h
Heated area: 200 m²
Minimum heat output: 8 kW
Maximum coolant temperature: 80°C
Maximum temperature in the DHW circuit: 60°C
Secondary heat exchanger material: Stainless steel
Minimum temperature in the DHW circuit: 30°C
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"
Natural gas consumption: 2.15 m³/h
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, Heating boiler
Max. thermal power: 20 kW
Minimum heating medium temperature: 40°C
Recommended fuel: Gas
Fuel for automatic feeding: Gas