Beretta CIAO 20 S C.S.I. User Manual

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ENGLISH
TECHNICAL DATA
DESCRIPTION CIAO 20 S C.S.I. CIAO 24 S C.S.I. CIAO 24 S R.S.I.
Heating Heat input kW 22,20 25,80 25,80
kcal/h 19.092 22.188 22.188
Maximum heat output kW 20,60 23,94 23,94
kcal/h 17.717 20.590 20.590
Minimum heat input kW 7,00 8,90 8,90
kcal/h 6.020 7.654 7.654
Minimum heat output kW 5,88 7,61 7,61
kcal/h 5.057 6.544 6.544
DHW Heat input kW 22,20 25,80 -
kcal/h 19.092 22.188 -
Maximum heat output kW 20,60 23,94 -
kcal/h 17.717 20.590 -
Minimum heat input kW 7,00 8,90 -
kcal/h 6.020 7.654 -
Minimum heat output kW 5,88 7,61 -
kcal/h 5.057 6.544 -
Useful efficiency (Pn max - Pn min) % 92,8 - 84,0 92,8 - 85,5 92,8 - 85,5
Efficiency 30% (47° return) % 91,9 90,9 90,9
Combustion performance % 93,2 93,0 93,0
Electric power W 100 116 116
Category II2H3+ II2H3+ II2H3+
Country of destination ** - - -
Power supply voltage V - Hz 230-50 230-50 230-50
Degree of Protection IP X5D X5D X5D
Pressure drops on flue with burner on % 6,85 6,96 6,96
Pressure drops on flue with burner off % 0,09 0,07 0,07
Heating operation
Pressure - maximum temperature bar-°C 3 - 90 3 - 90 3 - 90
Minimum pressure for standard operation bar 0,25 - 0,45 0,25 - 0,45 0,25 - 0,45
Selection field of heating water temperature °C 40/80 40/80 40/80
Pump: maximum head available mbar 300 300 300
for system capacity l/h 1.000 1.000 1.000
Membrane expansion tank l 7 8 8
Expansion tank pre-charge bar 1 1 1
DHW operation
Maximum pressure bar 6 6 -
Minimum pressure bar 0,15 0,15 -
Hot water quantity with ∆t 25°C l/min 11,8 13,7 -
with ∆t 30°C l/min 9,8 11,4 -
with ∆t 35°C l/min 8,4 9,8 -
DHW minimum output l/min 2 2 -
Selection field of DHW temperature °C 37/60 37/60 -
Flow regulator l/min 8 10 -
Gas pressure
Methane gas nominal pressure (G20) mbar 20 20 20
LPG liquid gas nominal pressure (G30/G31) mbar 28-30/37 28-30/37 28-30/37
Hydraulic connections
Heating input - output Ø 3/4" 3/4" 3/4"
DHW input-output Ø 1/2" 1/2" -
Water tank delivery - output Ø - - 3/4"
Gas input Ø 3/4" 3/4" 3/4"
Boiler dimensions
Height mm 715 715 715
Width mm 405 405 405
Depth of housing mm 248 248 248
Boiler weight kg 29 31 28
Flow rate (G20)
Air capacity Nm
3/
h 36,875 39,613 39,613
Flue gas capacity Nm
3
/h 39,101 42,204 42,204
Mass flow of flue gas (max-min) gr/s 13,310 - 14,540 14,308-16,247 14,308-16,247
Flow rate (G30)
Air capacity Nm
3/
h 35,328 40,249 40,249
Flue gas capacity Nm
3
/h 36,955 41,008 41,008
Mass flow of flue gas (max-min) gr/s 13,100 - 14,030 13,985 - 16,429 13,985 - 16,429

Beretta CIAO 20 S C.S.I. Specifications

General

Brand	Beretta
Model	CIAO 20 S C.S.I.
Category	Boiler
Language	English