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USER MANUAL
SANITARY HOT WATER PERFORMANCE
Continuous delivery without flow limiter ∆T=30°C
15,2
l/min
Continuous delivery with flow limiter
-
l/min
Peak draw in the first 10 min.
192
Sanitary water pressure
8
bar
DESCRIPTION
ALMA 32 MBS W TOP
Fuel
G20
G30
G31
Gas supply pressure (nominal)
20
28-30
37
mbar
Boiler category
II2H3+
Type of boiler
B22 - C12 - C32 - C42 - C52 - C62 - C82
Nominal heating power (Qn)
maximum
34.5
kW
minimum
14
kW
Useful nominal output (Pn)
maximum
32.4
kW
minimum
12.19
kW
Max/min useful efficiency at Pn
93.7/87.1
%
Useful efficiency at 30% of Pn
90.7
%
Flue gas temperature (∆T) at Pn max
99
101
103
°C
Flue gas temperature (∆T) at Pn min
83.5
87
88
°C
Flue gas mass flow rate at Pn max
0.012
0.013
0.013
kg/s
Flue gas mass flow rate at Pn min
0.004
0.005
0.005
kg/s
CO2 at Pn max
7.46
8.22
7.71
%
CO2 at Pn min
2.84
3.2
3.3
%
CO at Pn max (0% of O2)
61.5
156
98
mg/kWh
CO at Pn min (0% of O2)
86.7
235
207
mg/kWh
NOx at Pn max (0% of O2)
219
290
281
mg/kWh
NOx at Pn min (0% of O2)
190
165
162
mg/kWh
Class NOx
2
Maximum permitted temperature
90
°C
Maximum permitted pressure for heating circuit
3
bar
Boiler water content
2
l
Water heater water content
50
l
Electrical power supply
230~50
V~Hz
Electrical power absorbed
155
W
Degree of electrical protection
X4D
IP
Heating expansion tank volume
8
l
Heating expansion tank preload
1
bar
Stack loss with burner on at Pn max
5.5
%
Stack loss with burner off
0.1
%
Mantle loss at Pn max
0.8
%
∆p minimum at air pressure switch
1.88
mbar
Noise
47
dB
Energy efficiency marking (EEC 92/42)
★ ★ ★
DESCRIPTION
ALMA 32 MBS W TOP
