Beretta CIAO GREEN R.S.I, Installer And User Manual, Page: 16 / 51

16
CIAO GREEN R.S.I.
TECHNICAL DATA
DESCRIPTION CIAO GREEN 25 R.S.I.
Heat input kW 20,00
kcal/h 17.200
Maximum heat output (80/60°) kW 19,50
kcal/h 16.770
Maximum heat output (50°/30°) kW 20,84
kcal/h 17.922
Minimum heat input kW 5,00
kcal/h 4.300
Minimum heat output (80°/60°) kW 4,91
kcal/h 4.218
Minimum heat output (50°/30°) kW 5,36
kcal/h 4.610
Nominal Range Rated heat output (Qn) kW 20,00
kcal/h 17.200
Minimum Range Rated heat output (Qm) kW 5,00
kcal/h 4.300
Useful ef fi ciency (Pn max - Pn min) % 97,5-98,1
Ef fi ciency 30% (47° return) % 102,2
Combustion performance % 97,9
Useful ef fi ciency Pn max - Pn min (50°/30°) % 104,2-107,2
Useful ef fi ciency 30% (30° return) % 108,9
Average Range Rated ef fi ciency Pn (80°/60°) % 97,8
Average Range Rated ef fi ciency Pn (50°/30°) % 106,0
Electric power W 110
Category II2H3P
Country of destination -
Power supply voltage V - Hz 230-50
Degree of Protection IP X5D
Pressure drops on fl ue with burner on % 2,10
Pressure drops on fl ue with burner off % 0,06
Heating operation
Pressure - maximum temperature bar 3-90
Minimum pressure for standard operation bar 0,25-0,45
Selection fi eld of heating water temperature °C 20/45-40/80
Pump: maximum head available mbar 200
for system capacity l/h 800
Membrane expansion tank l 8
Expansion tank pre-charge bar 1
Gas pressure
Methane gas nominal pressure (G 20) mbar 20
LPG liquid gas nominal pressure (G 31) mbar 37
Hydraulic connections
Heating input - output Ø 3/4”
Water tank delivery - output Ø 3/4”
Gas input Ø 3/4”
Boiler dimensions
Height mm 715
Width mm 405
Depth of housing mm 250
Boiler weight kg 27
Flow rate (G20)
Air capacity Nm
3/
h 24,908
Flue gas capacity Nm
3
/h 26,914
Mass fl ow of fl ue gas (max-min) gr/s 9,025-2,140
Flow rate (G31)
Air capacity Nm
3/
h 24,192
Flue gas capacity Nm
3
/h 24,267
Mass fl ow of fl ue gas (max-min) gr/s 8,410-2,103
Fan performance
Residual head of concentric pipes 0.85m Pa 30
Residual head of separate pipes 0.5m Pa 90
Residual head of boiler without pipes Pa 100