VIESSMANN Condensing gas Viessmann Vitodens 111-W B1LD029, 19 kW, double-circuit

Equipment: Built-in boiler, built-in blower, display
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
Control: Electronic
Functions: Self-diagnosis, auto-ignition, pump blocking protection, frost protection, overheating protection, power-on indication, flame modulation, underfloor heating connection
Efficiency: 98 %
Accommodation: Wall
Power type: Single-phase
Fuel: Natural gas
Heated area: 190 m²
Minimum heat output: 65 kW
Maximum coolant temperature: 80°C
Maximum temperature in the DHW circuit: 75°C
Maximum water pressure in the DHW circuit: 6 bar
The volume of the built-in boiler: 48 l
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"
Number of circuits: Double-circuit
Primary heat exchanger material: Stainless steel
The principle of operation of a gas boiler: Condensing
Type of heating boiler: Gas
Max. thermal power: 19 kW
Maximum water pressure in the heating circuit: 3 bar
Minimum heating medium temperature: 26°C