Gas Kentatsu Nobby Smart 28-2CS

Weight: 31 kg
Depth: 239 mm
Description: Type of heating boiler: gas, number of circuits: double-circuit, placement: wall-mounted, fuel: natural gas, liquefied gas
Width: 403
Height: 733
Additional Information: 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
Control: Electronic
Functions: Frost protection
Efficiency: 90.4 %
Accommodation: Wall
Power type: Single-phase
Fuel: Natural gas, liquefied gas
Combustion chamber type: Open
Chimney diameter: 100 mm
Heated area: 280 m²
Minimum heat output: 10.3 kW
Maximum coolant temperature: 85°C
Heating element for temperature maintenance: Preset
Maximum temperature in the DHW circuit: 55°C
Maximum water pressure in the DHW circuit: 10 bar
Minimum temperature in the DHW circuit: 35°C
Expansion tank volume: 7 l
Burner: Gas
Coaxial chimney diameter: 80/100 mm
Gas connection: 3/4"
Branch pipe for connecting the DHW circuit: 1/2"
Heating circuit connection: 3/4"
Number of circuits: Double-circuit
Primary heat exchanger material: Steel
The principle of operation of a gas boiler: Convection
The principle of operation of a liquid fuel boiler: Classical
The principle of operation of a solid fuel boiler: Classical
Type of heating boiler: Gas
Number of power steps: 2
Max. thermal power: 28 kW
Maximum water pressure in the heating circuit: 3 bar
Minimum heating medium temperature: 35°C
Hot water capacity at t 25°C: 14.8 l/min
Hot water capacity at t 30°C: 12.3 l/min