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DESCRIPTION
Output (G31)
Air capacity
Flue gas capacity
Mass fl ue gas fl ow rate (max-min)
Fan performance
Residual discharge head of concentric pipes 0.85 m
Residual discharge head of separate pipes 0.5 m
Residual discharge head of boiler without pipes and without fl ange
Concentric fl ue gas outlet pipes
Diameter
Maximum length (without fl ange)
Losses for a 45°/90° bend
Hole in wall (diameter)
Diameter
Maximum length (without fl ange)
Losses for a 45°/90° bend
Hole in wall (diameter)
Twin fl ue gas outlet pipes
Diameter
Maximum length
Losses for a 45°/90° bend
Forced open installation B22P-B52P
Diameter
Maximum length
Nox
Emission values at maximum and minimum output (**)
Maximum
CO s.a. less than
CO2
NOx s.a. lower than
T fl ue gases
Minimum
CO s.a. less than
CO2
NOx s.a. lower than
T fl ue gases
(*) average value between various hot water operation conditions
(**) check performed with concentric pipe Ø 60-100, length 0,85 m. - water termperature 80-60°C.
The data indicated must not be used to certify the system; for certifi cation, use tha data indicated in the "System handbook" measured during fi rst ignition.
(+) The installation of this product is allowed only in the destination Countries contained in the data plate, regardless of the present translation language.
PARAMETERS
Lower Wobbe index (at 15°C-1013 mbar)
Net Calorifi c Value
Supply nominal pressure
Minimum supply pressure
Burner: number of nozzles
Burner: nozzles diameter
CH maximum gas capacity
DHW maximum gas capacity
CH minimum gas capacity
DHW minimum gas capacity
CH maximum pressure downstream valve
DHW maximum pressure downstream valve
CH minimum pressure downstream valve
DHW minimum pressure downstream valve
16
UM
Nm
/h
3
Nm
/h
3
g/s
Pa
Pa
Pa
mm
m
m
mm
mm
m
m
mm
mm
m
m
mm
m
G20
p.p.m.
180
%
7,5
p.p.m.
50
°C
78
p.p.m.
80
%
5,0
p.p.m.
20
°C
60
CIAO AT 25C
UM
METHANE GAS
(G20)
MJ/Sm³
45,67
MJ/Sm³
34,02
mbar (mm H
O)
20 (203,9)
2
mbar (mm H
O)
10 (102,0)
2
n°
24
Ø
0,85
Sm³/h
2,64
kg/h
-
Sm³/h
2,64
kg/h
-
Sm³/h
0,79
kg/h
-
Sm³/h
0,79
kg/h
-
mbar
14,20
mm H
O
144,80
2
mbar
14,20
mm H
O
144,80
2
mbar
1,50
mm H
O
15,30
2
mbar
1,50
mm H
O
15,30
2
CIAO AT 25C
36,564
38,503
13,602 - 6,039
25
75
95
60-100
3,5
1,3/1,6
105
80-125
9
1/1,5
130
80
14 + 14
1/1,5
80
14
class 6
G31
220
8,4
65
81
80
5,5
25
62
LPG
(G31)
70,69
88
37 (377,3)
-
24
0,52
-
1,94
-
1,94
-
0,58
-
0,58
35,00
356,90
35,00
356,90
3,70
37,73
3,70
37,73
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