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DESCRIPTION
Heating output
Air capacity
Flue gas capacity
Mass flue gas flow rate (max-min)
Domestic hot water capacity
Air capacity
Flue gas capacity
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
Concentric flue gas outlet pipes
Diameter
Maximum length
Losses for a 45°/90° bend
Hole in wall (diameter)
Concentric flue gas outlet pipes
Diameter
Maximum length
Losses for a 45°/90° bend
Hole in wall (diameter)
Twin flue gas outlet pipes
Diameter
Maximum length
Losses for a 45°/90° bend
Forced open installation B23P-B53P
Diameter
Maximum discharge tube length
Nox
Emission values at maximum and minimum output (**)
Maximum
CO s.a. less than
CO
(***)
2
NOx s.a. lower than
T flue gases
Minimum
CO s.a. less than
CO
(***)
2
NOx s.a. lower than
T flue gases
(*) average value between various hot water operation conditions
(**) check performed with concentric pipe Ø 60-100, length 0.85 m. - water temperature 80-60°C.
(***) CO
tolerance= +0.6%/-1%.
2
The data indicated must not be used to certify the system; for certification, use the data indicated in the "System handbook" measured during first ignition.
(+) 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 storage tank is connected (accessory available on request)
NOTE (if the outdoor temperature sensor or the control panel, or even both devices, are present in the boiler)
With reference to the Delegated Regulation (EU) No. 811/2013, the information in the table can be used for completing the product data sheet and the labelling
for room heating appliances, for mixed heating appliances, for all those appliances for enclosed space heating, for temperature control devices and solar devices:
NOTE
OUTDOOR TEMPERATURE SENSOR
CONTROL PANEL*
OUTDOOR TEMPERATURE SENSOR + CONTROL PANEL*
(*) Set as ambient regulator
UM
25R
G20
Nm
/h
21,496
3
Nm
/h
23,302
3
8,044-
g/s
1,671
Nm
/h
31,050
3
Nm
/h
33,658
3
11,619-
g/s
1,671
Pa
60
Pa
195
Pa
199
mm
60-100
m
10
m
1,3/1,6
mm
105
mm
80-125
m
25
m
1/1,5
mm
130
mm
80
m
70 + 70
m
1/1,5
mm
80
m
125
class 6
G20
p.p.m.
140
%
9,2
p.p.m.
40
°C
63
p.p.m.
10
%
9,1
p.p.m.
25
°C
60
NOTE
II
V
VI
EXCLUSIVE
35R
G31
G20
21,926
36,447
23,322
39,456
8,221-
13,629-
2,375
2,205
31,671
-
33,688
-
11,874-
-
2,375
160
165
190
60-100
8
1,3/1,6
105
80-125
20
1/1,5
130
80
35 + 35
1/1,5
80
60
class 6
G31
G20
150
220
10,2
9,0
60
40
64
65
15
20
10,2
9,1
35
30
60
62
NOTE
2%
3%
4%
ENGLISH
G31
37,228
39,555
13,946-
3,207
-
-
-
G31
220
10,0
30
70
40
10,0
40
55
37
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