ACV - excellence in hot water

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Alfa F
Available documents
pdf Alfa F-FV : Installation and service instructions EN
pdf Alfa F-FV : Sales brochure
 
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Presentation
 
Chimney Floor installation Fuel oil [ key ]
 
  • Dual application oil boiler of the indirect accumulation Tank-in-Tank type. Body entirely insulated in polyurethane
  • ACV BM R burner with preheating and no waiting time
  • Adjustable output from 21 to 38 kW and Domestic Hot Water production of 192 litres in 10’ (Δt 30 °C)
  • Chimney connection
  • Control panel with on/off switch, adjustable thermostat, thermometer, Summer/Winter switch and pre-cut for ACV control unit (optional)
  • Three high and low temperature heating connection kits available as an option, to meet all current needs
  • Several types of controls also available as an option
  • Boilers compatible with ACV recommended central heating and domestic hot water accessories


Main characteristics
 
Input max. (heating) (kW) : 21 / 38
Output power max. (80/60°C) (kW) : 34,2
Output power min. (60/80°C)) (kW) : 19,4
Combustion efficiency (%) : 95 / 92
Chimney connection Ø (mm) : 100
Pressure drop flue gas (mbar) : 0,07
Chimney connection type () : B23
Average CO2 (%CO2) : 13 - 12,6
Capacity (primary) (L) : 60
Capacity (total) (L) : 103
Heating surface DHW tank (m²) : 1,42
Water pressure drop boiler at Δt = 20°C (mbar) : 22,5
Connection - heating (F) (Ø) : 1"
Connection - DHW (male) (Ø) : 3/4"
Maintenance loss at 60°C as % of rated value (%) : 1/0,8
Peak flow at 40 °C (L/10’) : 192
Peak flow 1st hour at 40 °C (L/60') : 949
Pre-heating time from 10 to 80°C (Heat source: boiler) (min) : 18
Max. operating temperature (°C) : 90
Max.service pressure heating (primary) (bar) : 3
Max.service pressure (DHW) (bar) : 10
Operating voltage (50Hz) (V) : 230
Dim. - Width or Diameter (w/o conn.) (mm) : 542
Dim. - Depth (w/o conn.) (mm) : 765
Dim. - Height (w/o conn.) (mm) : 1404
Weight (empty) (Kg) : 150
 


Design characteristics
 

Design characteristics
Legend 
  1. Casing top
  2. Domestic hot water outlet
  3. Casing
  4. Heating return
  5. Heating flow
  6. Flue hood ( Ø 80 mm)
  7. Inner annular tank containing domestic hot water
  8. Polyurethane foam insulation
  9. Turbulators
  10. Flue pipes
  11. External body containing the heating circuit
  12. Boiler drain
  13. Combustion chamber
  14. Boiler base
  15. Burner
  16. Burner cover
  17. Burner door
  18. Boiler thermometer/thermostat bulb
  19. Front
  20. Manual reset safety thermostat 103° C
  21. Domestic cold water inlet
  22. Setting thermostat 60/90° C
  23. Control panel
 
 
Technical specifications (*)
 

Characteristics Value
 Input max. (heating)  21 / 38 kW
 Output power max. (80/60°C)  34,2 kW
 Output power min. (60/80°C))  19,4 kW
 Combustion efficiency  95 / 92 %
 Chimney connection Ø  100 mm
 Pressure drop flue gas  0,07 mbar
 Chimney connection type  B23
 Average CO2  13 - 12,6 %CO2
 Capacity (primary)  60 L
 Capacity (total)  103 L
 Heating surface DHW tank  1,42 m²
 Water pressure drop boiler at Δt = 20°C  22,5 mbar
 Connection - heating (F)  1" Ø
 Connection - DHW (male)  3/4" Ø
 Maintenance loss at 60°C as % of rated value  1/0,8 %
 Peak flow at 40 °C  192 L/10’
 Peak flow 1st hour at 40 °C  949 L/60'
 Pre-heating time from 10 to 80°C (Heat source: boiler)  18 min
 Max. operating temperature  90 °C
 Max.service pressure heating (primary)  3 bar
 Max.service pressure (DHW)  10 bar
 Operating voltage (50Hz)  230 V
 Dim. - Width or Diameter (w/o conn.)  542 mm
 Dim. - Depth (w/o conn.)  765 mm
 Dim. - Height (w/o conn.)  1404 mm
 Weight (empty)  150 Kg

Output data
 

Characteristics Value
 Peak flow at 40 °C  192 L/10’
 Peak flow 1st hour at 40 °C  949 L/60'
 Pre-heating time from 10 to 80°C (Heat source: boiler)  18 min

 
(*)
  • The product range offered can vary according to country. Please consult your distributor.
  • All values indicated on this site are provided for information only. Please refer to our legal notice.
  • The following operating conditions were used to generate hot water output data for our products:
    • Supply water: 10°C
    • Primary water: 80°C (boilers), 85°C (water heaters) or 90°C (HeatMaster)
  • Operating conditions
    Cold water: 10°C
    Delta T° (outlet) : 30°C
    Data provided are indicative only. Please read the complete disclaimer.
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