MURELLE HM
25
30
35
25 T
35 T
Heat output
Nominal (80-60°C)
kW
23.9
28.9
34.1
23.9
34.1
Nominal (50-30°C)
kW
26.2
31.4
37.2
26.2
37.2
Reduced G20 (80-60°C)
kW
2.3
2.7
3.2
2.3
3.2
Reduced G20 (50-30°C)
kW
2.6
3.1
3.7
2.6
3.7
Reduced G31 (80-60°C)
kW
3.7
3.7
5.5
3.7
5.5
Reduced G31 (50-30°C)
kW
4.3
4.2
6.4
4.3
6.4
Heat input nominal
kW
24.5
29.5
34.8
24.5
34.8
Heat input reduced G20/G31
kW
2.45/4.0
2.95/4.0
3.48/6.0
2.45/4.0
3.48/6.0
Max/min useful yield (80-60°C)
%
93.6/97.5
92.7/97.6
92.5/98.0
93.6/97.5
92.5/98.0
Max/min useful yield (50-30°C)
%
107.3/107.0
105.3/106.4
106.3/106.8
107.3/107.0
106.3/106.8
Useful yield at 30% of the load (40-30°C)
%
108
107
107
108
107
Termal efficiency (CEE 92/42 directive)
Losses after shutdown to 50°C (EN 483)
W
85
90
90
85
90
Supply voltage
V-Hz
230-50
230-50
230-50
230-50
230-50
Adsorbed power consumption
W
90
90
105
90
105
Electrical protection grade
IP
X4D
X4D
X4D
X4D
X4D
C.H. setting range
°C
20/80
20/80
20/80
20/80
20/80
Water content boiler
l
4.9
5.5
6.0
4.9
6.0
Maximum water head
bar
3
3
3
3
3
Maximum temperature
°C
85
85
85
85
85
Capacity of the heating expansion vessel
l
8
10
10
8
10
Pressure of the heating expansion vessel
bar
1
1
1
1
1
D.H.W. setting range
°C
30/60
30/60
30/60
--
--
D.H.W. flow rate (EN 625)
l/min
11.2
13.6
16.1
--
--
Continuous D.H.W. flow rate
∆
t 30°C
l/min
11.4
13.8
16.3
--
--
Minimum D.H.W. flow rate
l/min
2
2
2
--
--
D.H.W. pressure min/max
bar
0.2/7.0
0.2/7.0
0.2/7.0
--
--
D.H.W. pressure min. nom. power
bar
0.5
0.65
0.8
--
--
Exhaust fumes temperature at max flow rate (80-60°C)
°C
65
63.5
70
65
70
Exhaust fumes temperature at min. flow rate (80-60°C)
°C
51
53
60
51
60
Exhaust fumes temperature at max flow rate (50-30°C)
°C
50
46
40
50
40
Exhaust fumes temperature at min. flow rate (50-30°C)
°C
37
40
33
37
33
Smokes flow min/max
kg/h
4/41
11/50
6/59
4/41
6/59
CO
2
at max/min flow rate G20
%
8.9/9.3
8.4/9.3
8.4/9.3
8.9/9.3
8.4/9.3
CO
2
at max/min flow rate G31
%
10.0/10.2
10.0/10.2
10.0/10.2
10.0/10.2
10.0/10.2
CE certification
n°
1312BU5407
Category
II2H3P
Type
B
23P-53P
/C13-33-43-53-83
NOx emission class
5 (< 30 mg/kWh)
Weight when empty
kg
40
42
44
39
41
Main burner nozzle
Quantity nozzles
n°
2
2
2
2
2
G20 nozzle diameter diversified
ø
2.4/3.3
2.8/3.8
3.5/4.0
2.4/3.3
3.5/4.0
G31 nozzle diameter diversified
ø
1.9/2.6
2.2/2.9
2.8/3.0
1.9/2.6
2.8/3.0
Consumption at maximum/minimum flow rate
Maximum G20
m
3
/h
2.59
3.12
3.68
2.59
3.68
Minimum G20
m
3
/h
0.26
0.31
0.39
0.26
0.39
Maximum G31
kg/h
1.90
2.29
2.70
1.90
2.70
Minimum G31
kg/h
0.31
0.31
0.46
0.31
0.46
Gas supply pressure
G20/G31
mbar
20/37
20/37
20/37
20/37
20/37
1.3
TECHNICAL FEATURES
81
ES
PT
ENG
Содержание MURELLE HM
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