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TECHNICAL DATA
DESCRIPTION
Heating
Nominal heat input
Nominal heat output (80/60°)
Nominal heat output (50°/30°)
Reduced heat input
Reduced heat output (80°/60°)
Reduced heat output (50°/30°)
Nominal Range Rated heat output (Qn)
Minimum Range Rated heat output (Qm)
Domestic hot water
Nominal heat input
Nominal heat output (*)
Reduced heat input
Reduced heat output (*)
Heat/Domestic hot water
Heat input at minimum with installation in
Useful efficiency Pn max - Pn min (80°/60°)
Useful efficiency 30% (47° return)
Combustion efficiency
Useful efficiency Pn max - Pn min (50°/30°)
Useful efficiency 30% (30° return)
P Average Range Rated efficiency (80°/60°)
Max DHW electric power
Max CH electric power
Maximum circulator electric power (1.000 l/h)
Category
Country of destination
Power supply voltage
Protection level
Stop loss
Nominal loss at smoke pipe with burner extinguished
Nominal loss at smoke pipe with burner ignited at minimum
Nominal loss through the shell with burner ignited
CH operation
Pressure - maximum temperature
Minimum pressure for standard operation
Selection field of heating water temperature
Pump: maximum head available
for system capacity
Membrane expansion tank
Expansion tank pre-charge
DHW operation
Maximum pressure
Minimum pressure
Hot water quantity
DHW minimum capacity
Selection field of DHW temperature
Flow regulator
(*) average value between various hot water operation conditions
smoke pipe under pressure
with ∆t 25°C
with ∆t 30°C
with ∆t 35°C
MySMART 20 R.S.I.
G20
G31
kW
20,00
kcal/h
17.200
kW
19,62
kcal/h
16.873
kW
21,44
kcal/h
18.438
kW
2,80
4,00
kcal/h
2.408
3.440
kW
2,76
3,95
kcal/h
2.377
3.399
kW
3,00
4,20
kcal/h
2.577
3.609
kW
20,00
kcal/h
17.200
kW
6,00
6,00
kcal/h
5.160
5.160
kW
20,00
kcal/h
17.200
kW
20,00
kcal/h
17.200
kW
2,80
4,00
kcal/h
2.408
3.440
kW
2,80
4,00
kcal/h
2.408
3.440
2,8
4,0
kW
%
98,1-98,7
98,4-98,8
%
102,4
100,7
%
98,3
%
107,2-107,0 104,6-104,9
%
109,6
107,3
%
98,4
-
W
93
W
81
W
51
II2H3P
(+)
V - Hz
230-50
IP
X5D
W
26
%
0,05
%
0,61
%
0,22
bar-°C
3-90
bar
0.25-0.45
°C
20/45 ~ 40/80
mbar
326
l/h
1.000
l
9
bar
1
bar
-
bar
-
l/min
-
l/min
-
l/min
-
l/min
-
°C
-
l/min
-
MySMART
MySMART 28 C.S.I.
G20
G31
20,00
17.200
19,62
16.873
21,44
18.438
2,80
4,00
2.408
3.440
2,76
3,95
2.377
3.399
3,00
4,20
2.577
3.609
20,00
17.200
6,00
4,00
5.160
3.440
28,00
24.080
28,00
24.080
2,80
4,00
2.408
3.440
2,80
4,00
2.408
3.440
2,8
4,0
98,1-98,7
98,4-98,8
102,4
100,7
98,3
107,2-107,0
104,6-104,9
109,6
107,3
98,4
-
94
80
51
II2H3P
(+)
230-50
X5D
26
0,05
0,61
0,22
3-90
0.25-0.45
20/45 ~ 40/80
326
1.000
9
1
6
0.2
16,1
13,4
11,5
2
37-60
11
19
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