Specifications Table for D2CND-A4A

D2CND024A4AB D2CND024A4AA D2C18ND024A4AB D2CND028A4AB D2CND028A4AA D2C20ND028A4AB D2CND035A4AA D2CND035A4AB
Gas Consumption (G20) Min m³/h 0.31 0.31   0.511 0.511   0.511 0.511
    Max m³/h 2.48 2.48   2.89 2.89   3.63 3.63
  Consumption (G25) Min m³/h 0.36 0.36   0.59 0.59   0.59 0.59
    Max m³/h 2.89 2.89   3.32 3.32   4.19 4.19
  Consumption (G31) Min m³/h 0.12 0.12   0.2 0.2   0.2 0.2
    Max m³/h 0.96 0.96   1.1 1.1   1.38 1.38
  NOx class   6 6   6 6   6 6
  NOx level (G20) mg/kWh 22 22   36.3 36.3   35.5 35.5
Central heating Heat input Qn (net calorific value) Nom Min kW 2.9 2.9   4.8 4.8   4.8 4.8
      Max kW 23.5 23.5   27 27   34 34
  Heat input Qn (gross calorific value) Nom Min kW 3.2 3.2   5.3 5.3   5.3 5.3
      Max kW 26.1 26.1   30 30   37.8 37.8
  Output Pn at 80/60°C Min kW 2.8 2.8   4.6 4.6   4.6 4.6
    Nom kW 22.8 22.8   26.3 26.3   33.2 33.2
  Output Pnc at 50/30°C Min kW 3.1 3.1   5.2 5.2   5.2 5.2
    Nom kW 24 24.0   28.2 28.2   35 35
  Output at 37/30°C Nom kW 7.6 7.6   8.8 8.8   11.1 11.1
  Water temperature Max °C 100 100   100 100   100 100
  Efficiency Net calorific value % 97.9 97.9
    Gross calorific value % 87.3 87.3
Domestic hot water Heat input (net calorific value) Qnw Nom Min kW 2.9 2.9   4.8 4.8   4.8 4.8
      Max kW 23.5 23.5   29.5 29.5   34 34
  Heat input (gross calorific value) Qnw Nom Min kW 3.2 3.2   5.3 5.3   5.3 5.3
      Max kW 26.1 26.1   32.7 32.7   37.7 37.7
  Temperature Max °C 60 60   60 60   60 60
Heat losses Stand-by boiler Ps kW 0.057 0.057   0.065 0.0650   0.0650 0.065
Supply air Connection mm 100 100   100 100   100 100
  Concentric   Yes Yes   Yes Yes   Yes Yes
Flue gas Temperature Max °C 90 90   76.4 76.4   81.7 81.7
  Connection mm 60 60   60 60   60 60
  Mass flow (G20) Max kg/h 38.7 38.7   55.7 44.5   55.7 55.7
  Mass flow (G25) Max kg/h       39.3 39.3   49.6 49.6
  Mass flow (G31) Max kg/h 36 36.0   43.3 43.3   54.7 54.7
Casing Colour   Titanium White (Ral9003) Titanium White (Ral9003)   Titanium White (Ral9003) Titanium White (Ral9003)   Titanium White (Ral9003) Titanium White (Ral9003)
  Material   Sheet metal Sheet metal   Powder painted galvanised steel plate Powder painted galvanised steel plate   Powder painted galvanised steel plate Powder painted galvanised steel plate
Dimensions Unit Height Casing mm 590 590   690 690   690 690
    Width mm 400 400   440 440   440 440
    Depth mm 256 256   295 295   295 295
Weight Unit Empty kg 27 27   37 37   37 37
    Full kg 27 27     39   39
  Boiler Empty kg 27 27.0
Domestic hot water heating General Declared load profile   XL XL   XL XL   XL XL
    Water heating energy efficiency class   A A   A A   A A
Space heating General Seasonal space heating eff. class   A A   A A   A A
Energy Efficiency Range     Space Heating A+++ ~ D, Water Heating A+ ~ F     Space Heating A+++ ~ D, Water Heating A+ ~ F     Space Heating A+++ ~ D, Water Heating A+ ~ F