| D2CND024A1AB | D2CND028A1AB | D2CND035A1AB | D2CND024A1AA (Archived) | D2CND028A1AA (Archived) | D2CND035A1AA (Archived) | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Heat losses | Stand-by boiler Ps | kW | 0.057 | 0.065 | 0.065 | 0.057 | 0.0650 | 0.0650 | ||
| Domestic hot water | Heat input (gross calorific value) Qnw | Nom | Max | kW | 26.1 | 32.7 | 37.7 | 26.1 | 32.7 | 37.7 |
| Min | kW | 3.2 | 5.3 | 5.3 | 3.2 | 5.3 | 5.3 | |||
| Temperature | Max | °C | 60 | |||||||
| Heat input (net calorific value) Qnw | Nom | Min | kW | 2.9 | 4.8 | 4.8 | 2.9 | 4.8 | 4.8 | |
| Max | kW | 23.5 | 29.5 | 34 | 23.5 | 29.5 | 34 | |||
| Flue gas | Mass flow (G25) | Max | kg/h | 39.3 | 49.6 | 39.3 | 49.6 | |||
| Mass flow (G20) | Max | kg/h | 38.7 | 55.7 | 55.7 | 38.7 | 44.5 | 55.7 | ||
| Mass flow (G31) | Max | kg/h | 36 | 43.3 | 54.7 | 36.0 | 43.3 | 54.7 | ||
| Temperature | Max | °C | 90 | |||||||
| Supply air | Concentric | Yes | Yes | Yes | Yes | Yes | Yes | |||
| Domestic hot water heating | General | Water heating energy efficiency class | A | A | A | A | A | A | ||
| Declared load profile | XL | XL | XL | XL | XL | XL | ||||
| Dimensions | Unit | Height | Casing | mm | 590 | 690 | 690 | 590 | 690 | 690 |
| Casing | Material | Sheet metal | Powder painted galvanised steel plate | Powder painted galvanised steel plate | Sheet metal | Powder painted galvanised steel plate | Powder painted galvanised steel plate | |||
| Colour | Titanium White (Ral9003) | Titanium White (Ral9003) | Titanium White (Ral9003) | Titanium White (Ral9003) | Titanium White (Ral9003) | Titanium White (Ral9003) | ||||
| Space heating | General | ηs (Seasonal space heating efficiency) | % | 93 | ||||||
| Seasonal space heating eff. class | A | A | A | A | A | A | ||||
| Central heating | Heat input Qn (gross calorific value) | Nom | Min | kW | 3.2 | 5.3 | 5.3 | 3.2 | 5.3 | 5.3 |
| Max | kW | 26.1 | 30 | 37.8 | 26.1 | 30 | 37.8 | |||
| Water temperature | Max | °C | 100 | |||||||
| Efficiency | Net calorific value | % | 97.9 | 97.9 | ||||||
| Gross calorific value | % | 87.3 | 87.3 | |||||||
| Output at 37/30°C | Nom | kW | 7.6 | |||||||
| Output Pn at 80/60°C | Min | kW | 2.8 | |||||||
| Nom | kW | 22.8 | ||||||||
| Heat input Qn (net calorific value) | Nom | Min | kW | 2.9 | 4.8 | 4.8 | 2.9 | 4.8 | 4.8 | |
| Max | kW | 23.5 | 27 | 34 | 23.5 | 27 | 34 | |||
| Output Pnc at 50/30°C | Min | kW | 3.1 | |||||||
| Nom | kW | 24 | ||||||||
| Gas | NOx level (G20) | mg/kWh | 22 | 36.3 | 35.5 | 22 | 36.3 | 35.5 | ||
| Consumption (G25) | Min | m³/h | 0.36 | |||||||
| Max | m³/h | 2.89 | ||||||||
| NOx class | 6 | 6 | 6 | 6 | 6 | 6 | ||||
| Consumption (G20) | Max | m³/h | 2.48 | |||||||
| Min | m³/h | 0.31 | ||||||||
| Consumption (G31) | Min | m³/h | 0.12 | |||||||
| Max | m³/h | 0.96 | ||||||||