Table of Contents
Advertisement
Available languages
Available languages
3 TECHNICAL DATA
DESCRIPTION
Heating
Rated 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°)
Rated heat input
DHW
Nominal heat output (*)
Reduced heat input
Reduced heat output (*)
Useful efficiency Pn max - Pn min (80°/60°)
Combustion efficiency
Useful efficiency Pn max - Pn min (50°/30°)
Useful efficiency 30% Pn max (30° return)
Total electric power (max power HEATING - DHW.)
Circulator electric power (1.000 l/h)
Category
● Country of destination
Power supply voltage
Protection level
Heat loss on shut-down
Losses at the flue with burner off - on
Heating operation
Maximum pressure
Minimum pressure for standard operation
Maximum temperature
Selection field of heating H
O temperature
2
Pump: maximum discharge head available for the system
at a flow rate of
Membrane expansion vessel
Expansion tank pre-loading (heating)
Gas pressure
Nominal natural gas pressure (G20 - I2H)
Nominal MTN-H pressure (G20.2 - I2Y20)
Nominal LPG pressure (G31-I3P)
flow rate
Heating
Air flow rate
Flue gas flow rate
Mass flue gas flow rate (max-min)
DHW flow rate
Air flow rate
Flue gas flow rate
Mass flue gas flow 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
NOx
Maximum permissible emission value (**)
Qn-Qr
CO (0% O
CO
NOx (0% O
Flue gas T
O
value relative to the 20%
2
hydrogen mixture
(*) Average value of various hot water operating conditions
(**) Test carried out with Ø60-100 concentric pipe, length 0.85m. - in heating, water temperature 80-60°C - values measured with the casing completely closed
(***) Tolerance CO
= ±1%
2
(+) The installation of this product is allowed only in the destination Countries contained in the data plate, regardless of the present translation language.
b
DHW functions refer only if a water tank is connected (accessory available on request)
The data expressed must not be used to certificate the system; for certification use the data indicated in the "System handbook" measured during first ignition.
) less than
2
2 (***)
) less than
2
max
Qmax
nominal
min
max
Qmin
nominal
min
UM
20 HM IS
G20
kW-kcal/h
20,00-17.200
kW-kcal/h
19,53-16.799
kW-kcal/h
21,31-18.323
kW-kcal/h
2,50-2.150
kW-kcal/h
2,34-2.009
kW-kcal/h
2,57-2.213
kW-kcal/h
20,00-17.200
kW-kcal/h
20,00-17.200
kW-kcal/h
2,50-2.150
kW-kcal/h
2,50-2.150
%
97,7-93,5
%
98,0
%
106,5-102,9
%
108,8
W
73-73
W
43
II2HY203P ● (+)
V-Hz
230-50
IP
X5D
W
30
%
0,09-2,04
bar
3
bar
0,25÷0,45
°C
90
40-80 (high)
°C
20-45 (low)
mbar
450
l/h
1.000
l
9
bar
1
mbar
20
-
mbar
-
20
mbar
-
-
G20
Nm
/h
3
24,804
Nm
/h
26,811
3
g/s
9,267-1,158
G20
Nm
/h
3
24,804
Nm
/h
26,811
3
g/s
9,267-1,158
Pa
60
Pa
180
Pa
186
class 6
G20
p.p.m.
220-15
%
8,8-8,8
p.p.m.
40-30
°C
69-60
%
2,4
%
4,3
%
6,2
%
2,4
%
4,3
%
6,2
.
4
30 HM IS
G31
G20
30,00-25.800
29,28-25.181
31,75-27.302
-
3,50-3.010
-
3,36-2.891
-
3,71-3.191
34,90-30.014
34,90-30.014
-
3,50-3.010
-
3,50-3.010
97,6-96,0
97,8
105,8-106,0
108,7
87-110
43
II2HY203P ● (+)
230-50
X5D
35
0,07-2,17
3
0,25÷0,45
90
40-80 (high)
20-45 (low)
450
1.000
9
1
-
20
-
-
-
20
37
-
-
G31
G20
24,936
37,206
26,487
40,216
9,339-1,162
13,900-1,622
G31
G20
24,936
43,284
26,487
46,784
9,339-1,162
16,171-1,622
60
195
199
class 6
G31
G20
250-20
240-15
10,0-10,0
8,8-8,8
50-50
30-30
68-60
82-60
2,4
4,3
6,2
2,4
4,3
6,2
G31
-
-
-
-
-
-
-
37
G31
37,581
39,908
14,072-1,627
G31
43,719
46,426
16,370-1,627
G31
240-20
9,9-10,0
40-40
70-57
Advertisement
Table of Contents
