Condensing Boilers

Prestige

Prestige 24 Excellence

Wall mounted gas fired condensing boiler with integrated DHW tank-in-tank storage cylinder.

# 05648101

  • Gas
  • Boilers
  • Standard
  • Concentric
  • Wall installation
  • Combination boiler with 62 litre total capacity stainless steel DHW 'Tank-in-Tank' incorporated.
  • New internal design for easy access to components and controls.
  • Modulation 1 to 6 and a high efficiency over the entire operating range, even at low power.
  • Stainless steel heat exchanger for high temperatures: unparalleled resistance to corrosion.
  • Premix burner.
  • 12 litre internal heating expansion vessel.
  • Hydraulic kits and controls options are available.
  • Concentric flue connection 60/100. May also be connected in 80/125 or 80/80.
  • Can control 2 different circuits
  • Also available in propane
*

Legend

  1. Concentric chimney connection 60 /100mm with measuring element
  2. Chimney tube
  3. DHW tank air vent (manual)
  4. Heating supply to DHW tank
  5. 12 liter expansion vessel (heating circuit)
  6. Internal hot water tank (54 L)
  7. Stainless steel heat exchanger
  8. High efficiency circulator pump
  9. Heating return from DHW tank
  10. Heating return
  11. Control panel with display and pressure gauge
  12. Heating supply
  13. Exchanger return multifunctional quick-connection block (see details opposite).
  14. Electrical panel (with spare fuses at the back).
  15. Built-in 3-way valve
  16. Gas valve assembly
  17. Silencer
  18. Auto air vent (heating circuit)
  19. Flame sight glass
  20. Modulating air/gas premix burner with fan
  21. Insulated casing

Characteristics

Capacity (total) 70 L
Capacity (domestic hot water) 54 L
Connection - DHW 3/4 M inches
Primary flow 1050 L/h
Max operating temperature (primary) 87 °C
Max service pressure (DHW) 8,6 bar
Max service pressure heating (primary) 3 bar
Weight (empty) 92 kg

Hot water performances

Peak flow at 40°C 175 L/10’
Continuous flow at 40°C 490 L/h
Peak flow at 60°C 102 L/10’
Continuous flow at 60°C 295 L/h
Input max (heating) LCV 24 kW
Input max (heating) HCV 26,64 kW
Output power max (80/60°C) 23,2 kW
Output power min (80/60°C) 4,3 kW
Efficiency at 30% load (EN677) 109 %
Connection - heating 1 M Ø inches
Connection - gas 3/4 M Ø inches
Water pressure drop boiler at Δt = 20°C 243 mbar
Gas flow rate (max output) 2,54 m³/h
Gas flow rate G25 (max output) 2,95 m³/h
Chimney connection 60/100 Ø mm
Voltage 230 V
Protection IP X4D
Electrical consumption 82 W
Capacity expansion tank(s) 12 L
Dim. - Depth (w/o conn.) 600 mm
Dim. - Height (w/o conn.) 1086 mm
Dim. - Width or Diameter (w/o conn.) 632 mm

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