26
ENGLISH
8 TECHNICAL SPECIFICATIONS
DESCRIPTION
Model (*)
UM
A
B
C
Rated heat input
22,20
25,00
30,00
kW
19.092
21.500
25.800
kcal/h
Nominal heat output
19,89
22,45
27,60
kW
17.106
19.307
23.736
kcal/h
Reduced heat input
7,00
8,30
10,50
kW
6.020
7.138
9.030
kcal/h
Reduced heat output
6,58
7,84
9,89
kW
5.659
6.738
8.506
kcal/h
Category
II2H3+ (GB - IE - JO - LB);
I3B/P (MT)
II2H3+ (GB - IE - JO - LB);
I3B/P (MT)
II2H3P (GB - IE - JO - LB);
I3P MT
Country of destination
GB - IE - MT - JO - LB
&RQ¿JXUDWLRQW\SH
B22-B52; C12-C12x; C32-C32x; C42-C42x; C52-C52x; C62-C62x; C82-C82x; C92-C92x
Gas characteristics
1HW&DORUL¿F9DOXH1&9
G20
34,02
34,02
34,02
MJ/m
3
S
G30
116,09
116,09
-
G31
88
88
88
Lower Wobbe index (15°C 1013 mbar)
G20
45,67
45,67
45,67
MJ/m
3
S
G30
80,58
80,58
-
G31
70,69
70,69
70,69
Nominal supply pressure
G20
20
20
20
mbar
G30
28-30 (GB - IE- JO - LB); 30 (MT)
28-30 (GB - IE- JO - LB); 30 (MT)
-
G31
37 (GB - IE- JO - LB); 30 (MT)
37 (GB - IE- JO - LB); 30 (MT)
37
DHW maximum gas capacity
G20
2,35
2,64
3,17
Sm
3
/h
G30
1,75
1,97
-
kg/h
G31
1,72
1,94
2,33
Maximum operating pressure, DHW circuit
G20
12,00
14,00
15,20
mbar
G30
27,40
27,40
-
G31
35,40
35,40
35,30
Ø main burner nozzle
G20
0,87
0,87
0,85
mm
G30
0,52
0,54
-
G31
0,52
0,54
0,52
)OXHJDVHVPDVVÀRZUDWHPD[PLQ
G20
17,162 - 9,047
17,697 - 10,223
20,887 - 12,733
g/s
G30
16,353 - 8,740
17,737 - 10,223
-
G31
17,429 - 9,441
17,860 - 10,270
20,664 - 12,006
Nozzles
22
22
28
no.
Ø gas connection
3/4"
Flue concentric pipes
Diameter
60/100
60/100
mm
Maximum length
3,5
2,6
m
Pressure drop for 45°/90° bend
1/1,5
1/1,5
m
Wall hole
105
105
mm
7ZLQÀXHJDVH[KDXVWSLSHV
Diameter
80
80
mm
Maximum length
15+15
6+6
m
Pressure drop for 45°/90° bend
1,2/1,7
1,2/1,7
m
Flue gases temperature (max/min)
G20
120-71
128-71
135-72
°C
G30
121-64
123-63
-
G31
124-60
129-69
137-71
Minimum pressure
0,2
bar
Nominal pressure
2
bar
0D[LPXPÀXHSUHVVXUH3D
10
bar
'RPHVWLFKRWZDWHUPLQLPXPÀRZUDWH
2
l/min
4XDQWLW\RIKRWZDWHUZLWKǻW&
9,5
10,7
13,2
l/min
Ø water connections
1/2"
1/2"
1/2"
DHW temperature selection range
36-65
36-65
36-65
°C
Flow regulator
8
9
12
l/min
Total electric power
41
41
41
W
Fuse
2
A
Power supply voltage
230/50
9+]
Ingress Protection rating
IPX4D
Boiler dimensions
Height
642
642
640
mm
Width
340
340
400
mm
Depth
237
237
246
mm
Net weight
19
19
21
kg
DESCRIPTION
SYMBOLS
Model (*)
UM
A
B
C
:DWHUKHDWLQJHQHUJ\HI¿FLHQF\FODVV
-
A
A
A
'HFODUHGORDGSUR¿OH
-
M
L
XL
(QHUJ\HI¿FLHQF\IRUZDWHUKHDWLQJ
ȘZK
75,4
80,2
82,0
%
Daily fuel consumption
Qfuel
8,109
15,175
24,225
kWh
Annual fuel consumption
AFC
6
11
18
GJ
Daily electrical energy consumption
Qelec
0,065
0,069
0,082
kWh
Annual electrical energy consumption
AEC
14
15
18
kWh
Sound power level inside
LWA
51
51
51
dB(A)
Nitrogen oxide emissions
NOx
33
33
40
mg/kWh
(*)
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