Gas Fondital Nias Dual Line Tech BTFS 28 28.4 kW double-circuit

Weight: 67 kg
Equipment: Built-in boiler, display
Description: Type of heating boiler: gas, max. heating power: 28.40 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,
Peculiarities: Air vent, built-in expansion tank, built-in circulation pump, pressure gauge, safety valve, connector for external control, thermometer
Additional Information: DHW filter; DHW circulation pump; DHW safety valve; DHW expansion tank volume: 2 liters
Control: Electronic
Dimensions WxHxD: 450x750x534 mm
Installation: Wall-mounted
Efficiency: 93.1 %
Fuel: Natural gas, liquefied gas
Mains voltage: Single-phase
Thermal power: 10 - 28.40 kW
LPG consumption: 2.37 kg/h
Secondary heat exchanger material: Stainless steel
The volume of the built-in boiler: 25 l
The combustion chamber: Closed
Max. water pressure in the DHW circuit: 8 bar
Max. water pressure in the heating circuit: 3 bar
Max. thermal load: 30.50 kW
Temperature in the DHW circuit: 35 - 57 °С
Heat carrier temperature: 35 - 78 °С
Expansion tank volume: 10 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: 1/2"
Connection of a separate chimney diameter 80 mm: Yes
Permissible LPG pressure: 37 mbar
Nominal pressure of natural gas: 13 - 29 mbar
Natural gas consumption: 3.23 cu. m/hour
Number of circuits: Double-circuit
Primary heat exchanger material: Copper
Type of heating boiler: Gas, convection
Hot water capacity at t 25°C: 16.3 l/min
Hot water capacity at t 30°C: 13.6 l/min
Hot water capacity at t 35°C: 11.6 l/min
Hot water capacity at t 40°C: 10.2 l/min
Hot water capacity at t 45°C: 9 l/min