Gas Vaillant atmoTEC pro VUW INT 280/3-3 28 kW double-circuit

Weight: 35 kg
Equipment: Display
Description: Type of heating boiler: gas, max. thermal power: 28 kW, number of circuits: double-circuit, placement: wall-mounted, fuel: natural gas, liquefied gas, type of combustion chamber: open, type of power supply: single-phase, at
Peculiarities: Air vent, built-in expansion tank, built-in circulation pump, pressure gauge, safety valve, connector for external control, thermometer
Control: Electronic
Dimensions WxHxD: 440x800x338 mm
Installation: Wall-mounted
Fuel: Natural gas, liquefied gas
Mains voltage: Single-phase
Chimney diameter: 130 mm
Thermal power: 10.90 - 28 kW
The combustion chamber: Open
Max. water pressure in the DHW circuit: 10 bar
Max. water pressure in the heating circuit: 3 bar
Max. coolant temperature: 85 °С
Temperature in the DHW circuit: 35 - 65 °С
Thermal load: 12.40 - 31.10 kW
Expansion tank volume: 6 l
Burner: Gas
Gas connection: 3/4"
Number of circuits: Double-circuit
Primary heat exchanger material: Copper
Type of heating boiler: Gas, convection
Hot water capacity at t 30°C: 13.4 l/min