65
ES
PT
ENG
Model
MURELLE 25/55 OF ErP
Heat output nominal (Pn max).
kW.
23.0
Heat output reduced (Pn min).
kW.
8.5
Heat input (*)
Nominal.(Qn.max.-.Qnw.max).
kW.
25.5
Reduced.(Qn.min.-.Qnw.min)..
kW.
10.2
Thermal yield 100% useful
90.0
Thermal yield useful at 30% of load
89.8
Losses after shutdown to 50°C (EN 15502)
W.
200
Supply voltage
V-Hz.
230-50
Adsorbed power consumption (Qn max)
W
57
Adsorbed power consumption (Qn min)
W
50
Electrical protection grade
IP.
X4D
Energy efficiency
Seasonal.energy.efficiency.class.of.the.heating.system.
.
C
Seasonal.energy.efficiency.of.the.heating.system.
%.
77
Sound.power.of.the.heating.system...........
dB.(A).
47
D.H.W..energy.efficiency.class.
.
B
D.H.W..energy.efficiency..
%.
71
D.H.W..load.profile.declared.
.
XL
C.H. setting range.
°C.
20÷80
Water content boiler.
l.
8.2
Maximum water head (PMS)
bar.(kPa).
3.(294)
Maximum temperature (T max)
°C.
85
C-H. header tank capacity/pressure
l/bar.(kPa).
10/1.(98)
D.H.W. setting range.
°C.
10÷60
D.H.W. flow rate (EN 13203).
l/min.
15.0
Continuous D.H.W. flow rate (∆t 30°C).
l/min.
10.9
Min/max (PMW) D.H.W. flow rate.
bar.(kPa).
0.2/7.(19.6/686)
D.H.W. tank capacity
l.
55
Recuperation time between 25 and 55°C.
min.
7’.30”
D.H.W. expansion vessel capacity.
l
.
2,5
Smokes temperature min/max.
°C.
95/130
Smokes flow min/max.
g/s.
18/20
CO
2
%.
5.2
NOx measured
mg/kWh.
135
PIN number
1312BU5345
Category
II2H3+
Type of appliance
B11BS
NOx emission class.
.
3.(‹.150.mg/kWh)
Weight.
kg
64
Main burner nozzle
Quantity.nozzles.
n°.
12
G20.nozzle.diameter.
mm.
1.30
G30/G31.nozzle.diameter.
.mm.
0.77
Gas consumption (**)
Natural.gas.(G20).
m
3
/h.
2.70
LPG.(G30/G31).
kg/h.
2.01
Burner gas pressure min/max
Natural.gas.(G20).
mbar.(kPa).
1.8/11.0.(0.18/1.08)
Butane.(G30)..
mbar.(kPa).
4.7/27.7.(0.46/2.71)
Propane.(G31).
mbar.(kPa).
4.7/35.7.(0.46/3.50)
Gas supply pressure natural gas (G20).
mbar.(kPa).
20.(1.96)
Gas supply pressure butane (G30).
mbar.(kPa).
28–30.(2.74-2.94)
Gas supply pressure propane (G31).
mbar.(kPa).
37.(3.63)
.
.(*)... Heat.input.of.the.heating.system.measured.using.lower.heating.value.(LHV)
.(**). Gas.consumption.figures.express.the.lowest.calorific.power.of.pure.gas.under.standard.conditions.at.15°C.–.1013.mbar;.this.figure.may.differ.from.the.
actual.figure,.which.is.dependent.on.gas.composition.and.environmental.conditions..
1.3
TECHNICAL FEATURES
Summary of Contents for Murelle 25/55 OF ErP
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