Condensation boiler Ariston CLAS X CF 28 open chamber 3301314
ARS 3301314
5414849775268
Wall-hung condensing compact boiler Ariston CLAS X CF 28 Methane with open chamber with auto and comfort function, power 28 kW, Heating energy class C, Domestic hot water class B. Drawing profile XL.
Condensation boiler Ariston CLAS X CF 28 open chamber 3301314
€904.58
Tax included
€904.58
Tax included
Tax included
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Items Available: 4
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Advantages:
- Comfort Function: Speeds up the delivery of hot water in two modes: Comfort Plus Mode (water always hot in just 5") and Comfort Mode (hot water for 30' after the last draw)
- Auto Function: Maximum comfort, efficiency and energy saving based on automatic analysis of environmental conditions, connected external devices and required performance
- System management: New communication protocol designed to ensure complete system management
- LCD display
- High efficiency circulator with continuous modulation
- Ready for Ariston Net connectivity
- Bus Bridgenet communication protocol
- Arranged for multi-zone and multi-temperature thermoregulation
- Ready for solar system management
- Auto and comfort function
- Finned copper primary exchanger
- Cold water inlet and heating return filters
- Low NOx emissions < 56 mg/kWh.
Features:
- Max/min nominal heat input in heating mode (Hi) 29,5 / 13,0 kW
- Max/min nominal heat input in heating mode (Hs) 32,8 / 14,4 kW
- Max/min nominal heat flow rate for sanitary applications (Hi) 29.5 / 13.0 kW
- Max. nominal heat input for DHW/min (Hs) 32.8 / 14.4 kW
- Max. heat output/min 26.6 / 11.6 kW
- Max DHW output/min 26.6 / 11.7 kW
- Combustion efficiency (at flue gas) Hi/Hs 92.9%
- Efficiency at nominal heat output (60/80°C) Hi/Hs 90.2 / 81.2%
- Yield at 30% at 47°C Hi/Hs 90,3 / 81,3%
- Efficiency at minimum Hi/Hs 89,4 / 80,5%
- Maximum heat loss at the shell (?T=50°C) 2,7%
- Losses at the chimney of the working burner 0,4%
- Losses at the chimney with burner off 7,1%
- Minimum draught 4,2PA
- Nox class 6
- Flue gas temperature (G20) 119 degrees
- Content of CO2 max / min (G20) 5.6 / 2.8%.
- CO content (0%O2) 90 ppm
- O2 content (G20) 10.1%.
- Max smoke flow rate (G20) 72.8 Kg/h
- Air excess 93%
- Water side pressure drop (max) ?T=20°C mbar 200
- Residual head for system bar 0,25
- Expansion vessel preload pressure bar 1
- Maximum heating pressure 0,3(Mpa)
- Expansion tank nominal capacity 8 litres
- Max/min heating temperature °C 82 / 35
- Max/min sanitary temperature °C 60 / 36
- Specific flow rate in DHW (10 min. with ?T=30°C) 13,2 l/min
- Instantaneous hot water quantity ?T=25°C 15,8 l/min
- Instantaneous hot water flow ?T=35°C 11,3 l/min
- Minimum hot water withdrawal l/min >2
- Domestic water pressure max 0,7 (Mpa)
- Power supply voltage/frequency V/Hz 230/50
- Total electric power consumption W 53
- Minimum ambient temperature °C +5
- Protection rating of electrical system IP X4D
- Weight 27 Kg.
Connections
- Plant delivery Ø 3/4 gas
- Sanitary outlet Ø 1/2 gas
- Gas inlet Ø 3/4 gas
- Sanitary inlet Ø 1/2 gas
- System return Ø 3/4 gas
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Data sheet
- Type: Boilers
- Model: Natural gas
- Thermal power: 28 kW
- Energy class: B
- Series: Clas X CF
