Gas boiler Protherm Bear 48 KKS 51.5 kW single-circuit

Weight: 102 kg
Equipment: 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
Peculiarities: External control connection
Control: Electronic
Dimensions WxHxD: 570x1275x700 mm
Functions: Frost protection, thermometer
Installation: Floor
Efficiency: 107.3 %
Fuel: Natural gas, liquefied gas
Mains voltage: Single-phase
Thermal power: 13.90 - 51.50 kW
Protection: Gas control
LPG consumption: 2 kg/hour
Built-in circulation pump: No
The combustion chamber: Closed
Max. water pressure in the heating circuit: 3 bar
Heat carrier temperature: 40 - 75 °С
Thermal load: 14.40 - 48 kW
Built-in expansion tank: No
Burner: Gas
Coaxial chimney diameter: 80/125 mm
Gas connection: 3/4"
Heating circuit connection: 1"
Connection of a separate chimney diameter 80 mm: Yes
Permissible LPG pressure: 30 mbar
Nominal pressure of natural gas: 13 mbar
Natural gas consumption: 5 cu. m/hour
Number of circuits: Single-loop
Primary heat exchanger material: Stainless steel
Type of heating boiler: Gas, condensing