Chaffoteaux INOA ULTRA 25 CF LPG Low NOx Open Chamber Boiler 3310639

Chaffoteaux INOA ULTRA 25 CF EU Methane or LPG boiler: Inoa Ultra, with multifunction LCD display, contains in its simplicity all the technical features necessary for optimal operation, guaranteeing reliable, practical and safe performance.

Energy label specifications according to the European ErP directive

Heating energy efficiency class C

Health energy efficiency Class B

Sample profile: XL

Technical features

Max/min nominal heat output (Hi) Qn: 25.8 / 11.0 kW

Max/min heating power: 23.2 / 9.8 kW

Efficiency at nominal power 60/80 Hi: 90.1%

Efficiency at 30% of nominal power (return 47 Hi): 89.9%

Min/max outlet temperature range: 35-82°C

Max. heating pressure / safety valve regulation: 3 bar

Expansion vessel capacity: 8 litres

Maximum system water capacity at 75ºC/45ºC: 100/300 lt

Emissions

Minimum draft: 4 Pa

NOx class. 6 Weighted NOx G20: 31 mg/kWh

Flue gas temperature (G20) (80°C-60°C): 111°C

Maximum smoke flow rate (G20) (80°C-60°C): 68.3 kg/h

Excess air (80°C-60°C): 98%

Domestic hot water

DHW comfort level (EN 13203): **

Max/min nominal thermal power (domestic hot water) PCI: 27/ 11.0 kW

Max/min power in ACS mode: 24.3 / 9.9 kW

Specific flow rate in accordance with EN 625 at ΔT 30º C: 11.8 l/min

Instantaneous quantity of hot water ∆T=25°C - ∆T=35°C: 14.2 - 10.8 l/min

DHW temperature range: 36-60°C

Max / min DHW pressure: 7/0.2 bar

Electrical data

Supply voltage/frequency: V/Hz 230/50

Total absorbed electrical power: 82 W

IP X4D protection rating

Dimensions

HxWxD: 745 x 400 x 319 mm

Weight: 25 kg

Gas: Methane/LPG