| 
                        
                                                                                                                            
                                                            | Weight: | 
                                                            31 kg
                             | 
                        
                                                                                                                            
                                                            | Depth: | 
                                                            345 mm
                             | 
                        
                                                                                                                            
                                                            | 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
                             | 
                        
                                                                                
                                                                                        
                                                            | Width: | 
                                                            403
                             | 
                        
                                                                                                                            
                                                            | Height: | 
                                                            730
                             | 
                        
                                                                                
                                                                                        
                                                            | Control: | 
                                                            Mechanical
                             | 
                        
                                                                                
                                                                                        
                                                            | Functions: | 
                                                            Self-diagnosis, auto-ignition, pump blocking protection, frost protection, overheating protection, flame modulation
                             | 
                        
                                                                                
                                                                                        
                                                            | Efficiency: | 
                                                            92.9 %
                             | 
                        
                                                                                
                                                                                        
                                                            | Accommodation: | 
                                                            Wall
                             | 
                        
                                                                                
                                                                                        
                                                            | Power type: | 
                                                            Single-phase
                             | 
                        
                                                                                
                                                                                        
                                                            | Fuel: | 
                                                            Natural gas
                             | 
                        
                                                                                
                                                                                        
                                                            | Combustion chamber type: | 
                                                            Closed
                             | 
                        
                                                                                
                                                                                        
                                                            | Heated area: | 
                                                            180 m²
                             | 
                        
                                                                                
                                                                                        
                                                            | Minimum heat output: | 
                                                            9.3 kW
                             | 
                        
                                                                                                                            
                                                            | LPG consumption: | 
                                                            1.3 kg/h
                             | 
                        
                                                                                
                                                                                        
                                                            | Maximum coolant temperature: | 
                                                            85°C
                             | 
                        
                                                                                
                                                                                        
                                                            | Maximum temperature in the DHW circuit: | 
                                                            57°C
                             | 
                        
                                                                                                                            
                                                            | Maximum water pressure in the DHW circuit: | 
                                                            10 bar
                             | 
                        
                                                                                                                            
                                                            | Secondary heat exchanger material: | 
                                                            Stainless steel
                             | 
                        
                                                                                                                            
                                                            | Minimum temperature in the DHW circuit: | 
                                                            35°C
                             | 
                        
                                                                                
                                                                                        
                                                            | Expansion tank volume: | 
                                                            7 l
                             | 
                        
                                                                                
                                                                                        
                                                            | Burner: | 
                                                            Gas
                             | 
                        
                                                                                
                                                                                        
                                                            | Coaxial chimney diameter: | 
                                                            60/100 mm
                             | 
                        
                                                                                                                            
                                                            | Branch pipe for connecting the DHW circuit: | 
                                                            1/2"
                             | 
                        
                                                                                                                            
                                                            | Heating circuit connection: | 
                                                            3/4"
                             | 
                        
                                                                                
                                                                                        
                                                            | Permissible LPG pressure: | 
                                                            37 mbar
                             | 
                        
                                                                                                                            
                                                            | Nominal pressure of natural gas: | 
                                                            30 mbar
                             | 
                        
                                                                                                                            
                                                            | Nominal natural gas pressure min.: | 
                                                            20 mbar
                             | 
                        
                                                                                                                            
                                                            | Natural gas consumption: | 
                                                            2.07 m³/h
                             | 
                        
                                                                                
                                                                                        
                                                            | Number of circuits: | 
                                                            Double-circuit
                             | 
                        
                                                                                                                            
                                                            | Primary heat exchanger material: | 
                                                            Copper
                             | 
                        
                                                                                                                            
                                                            | The principle of operation of a gas boiler: | 
                                                            Convection
                             | 
                        
                                                                                                                            
                                                            | Type of heating boiler: | 
                                                            Gas
                             | 
                        
                                                                                                                            
                                                            | Non-volatile: | 
                                                            There is
                             | 
                        
                                                                                
                                                                                        
                                                            | Max. thermal power: | 
                                                            18 kW
                             | 
                        
                                                                                                                            
                                                            | Maximum thermal load: | 
                                                            19.8 kW
                             | 
                        
                                                                                                                            
                                                            | Maximum water pressure in the heating circuit: | 
                                                            3 bar
                             | 
                        
                                                                                                                            
                                                            | Minimum heating medium temperature: | 
                                                            35°C
                             | 
                        
                                                                                                                            
                                                            | Minimum heat load: | 
                                                            10.5 kW
                             |