CIAO e
11
TECHNICAL DATA
DESCRIPTION
Ciao 24 C.A.I. e
Ciao 28 C.A.I. e
Ciao 24 C.S.I. e
Ciao 28 C.S.I. e
Heating
Heat
input
kW
26,70
31,90
25,80
30,20
kcal/h
22.962
27,434
22.188
25.972
Maximum heat output (80/60°)
kW
23,92
28,49
23,94
28,24
kcal/h
20.574
24.499
20.590
24.284
Minimum heat input
kW
10,40
10,70
8,90
12,70
kcal/h
8.944
9.202
7.654
10.922
Minimum heat output (80°/60°)
kW
8,88
8,92
7,52
10,95
kcal/h
7.638
7.674
6.468
9.415
DHW
Heat
input
kW
26,70
31,90
25,80
30,20
kcal/h
22.962
27.434
22.188
25.972
Maximum heat output (*)
kW
23,92
28,49
23,94
28,24
20.574
24.499
20.590
24.284
Minimum heat input
kW
10,40
10,70
8,90
10,50
kcal/h
8.944
9.202
7.654
9.030
Minimum heat output (*)
kW
8,88
8,92
7,52
9,05
kcal/h
7.638
7.674
6.468
7.784
(*) average value of various DHW operating conditions
Useful efficiency (Pn max - Pn min)
%
89,6 - 85,4
89,3 - 83,4
92,8 - 84,5
93,5 - 86,2
Efficiency 30% (47° return)
%
89
88,7
91,8
92,8
Combustion performance
%
90,3
89,9
93
93,7
Electric power
W
85
80
100
125
Category
II2H3+
II2H3+
II2H3+
II2H3+
Country of destination **
-
-
-
-
Power supply voltage
V - Hz
230-50
230-50
230-50
230-50
Degree of Protection
IP
X5D
X5D
X5D
X5D
Pressure drops on flue with burner on
%
9,70
10,10
7,00
6,30
Pressure drops on flue with burner off
%
0,40
0,40
0,10
0,10
Heating operation
Pressure - maximum temperature
bar-°C
3-90
3-90
3-90
3-90
Minimum pressure for standard operation
bar
0,25-0,45
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
40/80
Pump: maximum head available
mbar
250
300
250
300
for system capacity
l/h
1.000
1.000
1.000
1.000
Membrane expansion tank
l
8
8
8
8
Expansion tank pre-charge
bar
1
1
1
1
DHW operation
Maximum pressure
bar
6
6
6
6
Minimum pressure
bar
0,15
0,15
0,15
0,15
Hot water quantity with
∆
t 25°C
l/min
13,7
16,3
13,7
16,2
with
∆
t 30°C
l/min
11,4
13,6
11,4
13,5
with
∆
t 35°C
l/min
9,8
11,7
9,8
11,6
DHW minimum output
l/min
2
2
2
2
Selection field of DHW temperature
°C
37/60
37/60
37/60
37/60
Flow regulator
l/min
10
12
10
12
Gas pressure
Methane gas nominal pressure (G20)
mbar
20
20
20
20
LPG liquid gas nominal pressure (G30)
mbar
28-30
28-30
28-30
28-30
LPG liquid gas nominal pressure (G31)
mbar
37
37
37
37
Hydraulic connections
Heating input - output
Ø
3/4"
3/4"
3/4"
3/4"
DHW input-output
Ø
1/2"
1/2"
1/2"
1/2"
Gas input
Ø
3/4"
3/4"
3/4"
3/4"
Boiler dimensions
Height
mm
740
740
715
740
Width
mm
400
450
405
450
Depth of housing
mm
328
328
248
328
Boiler weight
kg
28
29
28
34
Flow rate (G20)
Air capacity
Nm
3/
h
46,550
54,767
39,743
48,515
Flue gas capacity
Nm
3
/h
49,227
57,966
42,330
51,530
Mass flow of flue gas (max-min)
gr/s
16,790-15,260
19,760-17,610
14,360-15,600
17,520-19,330
** The installation of this product is allowed only in the destination Countries contained in the data plate, regardless of the present transla-
tion language.
