| 
                        
                                                                                                                            
                                                            | Weight: | 
                                                            21.5 kg
                             | 
                        
                                                                                                                            
                                                            | Depth: | 
                                                            239 mm
                             | 
                        
                                                                                                                            
                                                            | Equipment: | 
                                                            Display, Works with Alice
                             | 
                        
                                                                                                                            
                                                            | 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: | 
                                                            390
                             | 
                        
                                                                                                                            
                                                            | Height: | 
                                                            600
                             | 
                        
                                                                                
                                                                                        
                                                            | Control: | 
                                                            Electronic
                             | 
                        
                                                                                
                                                                                        
                                                            | Functions: | 
                                                            Self-diagnosis, pump blocking protection, frost protection, overheating protection, power on indication
                             | 
                        
                                                                                
                                                                                        
                                                            | Efficiency: | 
                                                            98 %
                             | 
                        
                                                                                
                                                                                        
                                                            | Accommodation: | 
                                                            Wall
                             | 
                        
                                                                                
                                                                                        
                                                            | Power type: | 
                                                            Single-phase/three-phase
                             | 
                        
                                                                                
                                                                                        
                                                            | Combustion chamber type: | 
                                                            Closed
                             | 
                        
                                                                                
                                                                                        
                                                            | Heated area: | 
                                                            120 m²
                             | 
                        
                                                                                
                                                                                        
                                                            | Minimum heat output: | 
                                                            12.5 kW
                             | 
                        
                                                                                
                                                                                        
                                                            | Maximum coolant temperature: | 
                                                            85°C
                             | 
                        
                                                                                
                                                                                        
                                                            | Maximum temperature in the DHW circuit: | 
                                                            60°C
                             | 
                        
                                                                                                                            
                                                            | Minimum temperature in the DHW circuit: | 
                                                            30°C
                             | 
                        
                                                                                
                                                                                        
                                                            | Expansion tank volume: | 
                                                            6 l
                             | 
                        
                                                                                
                                                                                        
                                                            | Coaxial chimney diameter: | 
                                                            Chimneyless
                             | 
                        
                                                                                                                            
                                                            | Heating circuit connection: | 
                                                            3/4"
                             | 
                        
                                                                                
                                                                                        
                                                            | Number of circuits: | 
                                                            Single-loop
                             | 
                        
                                                                                                                            
                                                            | Primary heat exchanger material: | 
                                                            Copper
                             | 
                        
                                                                                                                            
                                                            | The principle of operation of a solid fuel boiler: | 
                                                            Electric boiler
                             | 
                        
                                                                                                                            
                                                            | The principle of operation of an electric boiler: | 
                                                            Heating element
                             | 
                        
                                                                                                                            
                                                            | Type of heating boiler: | 
                                                            Electric
                             | 
                        
                                                                                                                            
                                                            | Non-volatile: | 
                                                            There is
                             | 
                        
                                                                                
                                                                                        
                                                            | Number of power steps: | 
                                                            4
                             | 
                        
                                                                                                                            
                                                            | Max. thermal power: | 
                                                            12 kW
                             | 
                        
                                                                                                                            
                                                            | Maximum thermal load: | 
                                                            12 kW
                             | 
                        
                                                                                                                            
                                                            | Maximum water pressure in the heating circuit: | 
                                                            3 bar
                             | 
                        
                                                                                                                            
                                                            | Minimum heating medium temperature: | 
                                                            85°C
                             | 
                        
                                                                                
                                                                                        
                                                            | Recommended fuel: | 
                                                            Gas
                             |