15
5.5
Technical features
DESCRIPTION
Murelle Advanced HE ErP
30
40
CERTIFICATIONS
Country of intended installation
GB
Fuel
G20 / G31
PIN number (CE)
1312CP5936
Category
II2H3P
Type
C13 - C33
Class NO
x
5 (< 70 mg/kWh)
HEATING PERFORMANCE
(*) HEAT INPUT
Nominal flow [Qn max]
kW
24
35
Minimum flow [Qn min]
kW
4.8
7
HEAT OUTPUT
Nominal (80-60°C) [Pn max]
kW
23.6
34.5
Nominal (50-30°C) [Pn max]
kW
25.7
37.5
Minimum G20 (80-60°C) [Pn min]
kW
4.7
6.9
Minimum G20 (50-30°C) [Pn min]
kW
5.1
7.5
Minimum G31 (80-60°C) [Pn min]
kW
4.7
6.9
Minimum G31 (50-30°C) [Pn min]
kW
5.1
7.5
EFFICIENCY
Max useful efficiency (80-60°C)
%
98.3
98.6
Min useful efficiency (80-60°C)
%
97.9
98.6
Max useful efficiency (50-30°C)
%
107.1
107.1
Min useful efficiency (50-30°C)
%
106.25
107.1
Useful efficiency at 30% of load (40-30°C)
%
107.0
107.0
Thermal efficiency (EEC 92/42)
Losses after shutdown at 50°C
W
88
92
DOMESTIC HOT WATER PERFORMANCE
Nominal heat input [Qn max]
kW
28
40
Minimum heat input [Qn min]
kW
4.8
7
Specific D.H.W. flow rate Δt 30°C (EN 13203)
l/min
12.9
19.4
Continuous D.H.W. flow rate (Δt 25°C / Δt 35°C)
l/min
16.1 / 11.5
22.9 / 16.4
Minimum D.H.W. flow rate
l/min
2
2
Max [PMW] / Min pressure
bar
6 / 0.5
6 / 0.7
kpa
600 / 50
600 / 70
ENERGY PERFORMANCE
HEATING
Heating seasonal energy efficiency class
A
A
Heating seasonal energy efficiency
%
90
90
Sound power
db(A)
61
60
DOMESTIC HOT WATER
Domestic hot water energy efficiency class
A
B
Domestic hot water energy efficiency
%
80
81
Stated domestic hot water profile load
XL
XXL
ELECTRICAL SPECIFICATIONS
Power supply voltage
V
230
Frequency
Hz
50
Max absorbed electrical power Qn
W
114
135
Min absorbed electrical power at Qn
W
52
58
Absorbed electrical power in stand-by
W
3,6
3,6
Electrical protection degree
IP
X5D
COMBUSTION DATA
Smoke temperature at Max/Min flow (80-60°C)
°C
89 / 71
75 / 62
Smoke temperature at Max/Min flow (50-30°C)
°C
71 / 51
54 / 39
Maximum smoke flow Min/Max
g/s
13.1 / 2.2
18.6 / 3.3
CO
2
at Max/Min flow rate (G20)
%
9.0 / 9.0
9.0 / 9.0
CO
2
at Max/Min flow rate (G31)
%
10.0 / 10.0
10.0 / 10.0
NOx measured
mg/kWh
41
65
NOZZLES - GAS
Number of nozzles
No.
1
1
Nozzle diameter (G20-G31)
mm
5.3
5.3
