Gas Viessmann Vitopend 100-W WHKB023 24.8 kW double-circuit

Weight: 37 kg
Equipment: Room thermostat
Description: Type of heating boiler: gas, max. heating power: 24.80 kW, number of circuits: double-circuit, placement: wall-mounted, fuel: natural gas, liquefied gas, type of combustion chamber: closed, type of supply: single-phase,
Peculiarities: Built-in expansion tank, built-in circulation pump, pressure gauge, safety valve, connector for external control, thermometer
Additional Information: Including: mounting plate for wall mounting, hydraulic fittings, chimney kit horizontal wall outlet
Control: Electronic
Dimensions WxHxD: 450x725x360 mm
Installation: Wall-mounted
Efficiency: 92.8 %
Fuel: Natural gas, liquefied gas
Mains voltage: Single-phase
Thermal power: 10.70 - 24.80 kW
LPG consumption: 2.09 kg/h
The combustion chamber: Closed
Max. water pressure in the DHW circuit: 10 bar
Max. water pressure in the heating circuit: 3 bar
Max. coolant temperature: 76 °С
Temperature in the DHW circuit: 30 - 57 °С
Thermal load: 11.70 - 26.70 kW
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: 3/4"
Connection of a separate chimney diameter 80 mm: Yes
Permissible LPG pressure: 57.5 mbar
Nominal pressure of natural gas: 13 - 30 mbar
Natural gas consumption: 2.83 cu. m/hour
Number of circuits: Double-circuit, bithermic heat exchanger
Type of heating boiler: Gas, convection
Hot water capacity at t 30°C: 11.5 l/min