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                                                            | Weight: | 
                                                            40 kg
                             | 
                        
                                                                                                                            
                                                            | Equipment: | 
                                                            Outdoor temperature sensor, display
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                                                            | Description: | 
                                                            Type of heating boiler: gas, max. heating power: 21.04 kW, number of circuits: double-circuit, placement: wall-mounted, fuel: natural gas, liquefied gas, combustion chamber type: closed, type of power supply: single-phase,
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                                                            | Peculiarities: | 
                                                            Air vent, built-in expansion tank, built-in circulation pump, pressure gauge, safety valve, thermometer
                             | 
                        
                                                                                
                                                                                        
                                                            | Control: | 
                                                            Electronic
                             | 
                        
                                                                                                                            
                                                            | Dimensions WxHxD: | 
                                                            400x780x359 mm
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                                                            | Installation: | 
                                                            Wall-mounted
                             | 
                        
                                                                                
                                                                                        
                                                            | Efficiency: | 
                                                            106.1 %
                             | 
                        
                                                                                
                                                                                        
                                                            | Fuel: | 
                                                            Natural gas, liquefied gas
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                                                            | Mains voltage: | 
                                                            Single-phase
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                                                            | Thermal power: | 
                                                            5.91 - 21.04 kW
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                                                            | LPG consumption: | 
                                                            2.17 kg/hour
                             | 
                        
                                                                                
                                                                                        
                                                            | The combustion chamber: | 
                                                            Closed
                             | 
                        
                                                                                                                            
                                                            | Max. water pressure in the DHW circuit: | 
                                                            6 bar
                             | 
                        
                                                                                                                            
                                                            | Max. water pressure in the heating circuit: | 
                                                            3 bar
                             | 
                        
                                                                                                                            
                                                            | Temperature in the DHW circuit: | 
                                                            35 - 60 °С
                             | 
                        
                                                                                                                            
                                                            | Heat carrier temperature: | 
                                                            20 - 80 °C
                             | 
                        
                                                                                                                            
                                                            | Thermal load: | 
                                                            6 - 20 kW
                             | 
                        
                                                                                
                                                                                        
                                                            | Expansion tank volume: | 
                                                            8 l
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                                                            | Burner: | 
                                                            Gas
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                                                            | Coaxial chimney diameter: | 
                                                            60/100 mm
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                                                            | 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: | 
                                                            37 mbar
                             | 
                        
                                                                                                                            
                                                            | Nominal pressure of natural gas: | 
                                                            10 - 20 mbar
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                                                            | Natural gas consumption: | 
                                                            2.96 cu. m/hour
                             | 
                        
                                                                                
                                                                                        
                                                            | Number of circuits: | 
                                                            Double-circuit
                             | 
                        
                                                                                                                            
                                                            | Primary heat exchanger material: | 
                                                            Aluminum
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                                                            | Type of heating boiler: | 
                                                            Gas, condensing
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                                                            | Hot water capacity at t 25°C: | 
                                                            16.1 l/min
                             | 
                        
                                                                                                                            
                                                            | Hot water capacity at t 30°C: | 
                                                            13.4 l/min
                             | 
                        
                                                                                                                            
                                                            | Hot water capacity at t 35°C: | 
                                                            11.5 l/min
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