MAXIMUM PERFORMANCE
• New stainless steel single coil primary alternator
• Cross sections increased by 142% compared to the previous version
• +1 m more pressure
• Seasonal performance at 94%
• Class A+ achieved by thermoregulation
• Performance certified by TÜV RHEINLAND
MAXIMUM COMFORT
• 1:10 aspect ratio
• Electronic combustion control E-Burning System
• SRA function
• Gas conversion from the technical menu without the need for a kit
EASY TO INSTALL
• Installation in partially protected areas
• Exhaust exhaust 80, 60, 50 mm
• Intuitive electrical connections
ENERGY SAVING AND RESPECT FOR THE ENVIRONMENT
• Up to 25% energy savings with Expert Control and SRA mode
• Up to 35% energy savings with the combination of Expert Control, SRA mode, external sensor and underfloor heating
• Reduced emissions, NOx Class 6
specifications
Nominal thermal power in heating Hi max/min: 22/2.5 kW
Nominal heating power Hs max/min: 24.4/2.8 kW
Nominal thermal power in domestic hot water Hi max/min: 26/2.5 kW
Nominal thermal power in domestic hot water Hs max/min: 28.9/2.8 kW
Useful heating power max/min (80-60°C): 21.5/2.3 kW
Useful heating power max/min (50-30°C): 23.6/2.6 kW
Useful power max/min hot water: 24.9/2.4 kW
Combustion efficiency (in exhaust gases): 97.4%
Efficiency at rated thermal power (60/80°C): 97.7%/87.9%
Efficiency at rated thermal power (30/50°C): 107.4%/96.7%
Efficiency at 30% of Qn with return at 30°C: 109.8/98.9%
Performance at minimum (60/80°C) Hi/Hs: 91.1/82.0%
Performance stars (dir 92/42/EEC): ****
Chimney losses with the burner in operation: 2.6%
shows
Discharge drop: 100 Pa
NOx class: 6
Exhaust gas temperature (G20)(80-60°C): 70°C
CO2 content (G20)(80-60°C): 8.8%
CO content (0% O2)(80-60°C): 80.1 ppm
O2 content (G20)(80-60°C):5.4%
Maximum exhaust gas flow (G20)(80-60°C): 44.9kg/h
Excess air (80-60°C):34%
Concentrates pH: 3.2
Maximum amount of condensate: 2.4l/h
HEATING CIRCUIT
Expansion tank preload pressure: 1 bar
Maximum heating pressure: 3 bar
Expansion tank capacity: 8l
Heating temperature max/min (high temp range): 35/82°C
Heating temperature max/min (low temperature range): 20/45°C
DOMESTIC HOT WATER CIRCUIT
Domestic hot water temperature min/max: 36/60°C
Special hot water supply (10 minutes at ΔT=30°C): 12.8l/min
Instantaneous amount of hot water ΔT=25°C: 15.4l/min
Instantaneous amount of hot water ΔT=35°C: 11/min
Domestic hot water stars (ΕΝ13203):***
Minimum hot water demand: 2 l/min
Domestic water pressure max/min: 7/0.2 bar
ELECTRICAL COMPONENTS
Supply voltage/frequency: 230/50 V/Hz
Total absorbed electrical power: 80W
Energy efficiency of EEI pump<=0.23
Minimum ambient temperature >0°C
Degree of protection of electrical installation X5D
Weight 29.7kg
