Tab.3
Characteristics of the heating circuit
Unit
SIRIUS
THREE FS
130
SIRIUS
THREE FS
150
SIRIUS
THREE FS
200
SIRIUS
THREE FS
250
Water content (excluding expansion vessel) litre
10
11
13
15
Minimum operating pressure
MPa (bar)
0.05 (0.5)
0.05 (0.5)
0.05 (0.5)
0.05 (0.5)
Maximum operating pressure (PMS)
MPa (bar)
0.6 (6)
0.6 (6)
0.6 (6)
0.6 (6)
Maximum water temperature
°C
85
85
85
85
Maximum operating temperature
°C
80
80
90
90
Tab.4
Data on the gases and combustion gases
For gas flow rates at 15°C and
1013.25 hPA
Boiler speed
Unit
SIRIUS
THREE FS
130
SIRIUS
THREE FS
150
SIRIUS
THREE FS
200
SIRIUS
THREE FS
250
Minimum gas pressure (G20)
mbar
17
17
17
17
Nominal pressure (G20)
mbar
20
20
20
20
Maximum pressure (G20)
mbar
25
25
25
25
Minimum gas pressure (G31)
mbar
25
25
25
25
Nominal pressure (G31)
mbar
37
37
37
37
Maximum pressure (G31)
mbar
57.5
57.5
57.5
57.5
Consumption of natural gas (G20)
Minimum
m³/h
2.6
3.0
3.4
4.2
Consumption of natural gas (G20)
Maximum
m³/h
13.1
15.1
20.2
25.4
Consumption of Propane (G31)
Minimum
kg/h
1.0
1.2
2.5
3.1
Consumption of Propane (G31)
Maximum
kg/h
5.1
5.9
14.8
18.6
NOx according to EN 15502–1
Class 5
mg/kWh
17
23
37
39
Flue gas mass flow rate (G20)
Minimum
kg/h
43.2
50.4
54
69
Flue gas mass flow rate (G20)
Maximum
kg/h
201.6
230.4
322
411
Maximum flue gas temperature
Minimum
°C
70
70
80
80
Tab.5
Electrical specifications
Unit
SIRIUS
THREE FS
130
SIRIUS
THREE FS
150
SIRIUS
THREE FS
200
SIRIUS
THREE FS
250
Power supply voltage
VAC
230
230
230
230
Maximum absorbed power - Full load
W
187
283
242
369
Maximum absorbed power - Part load
W
51
52
47
48
Maximum absorbed power - Stand-by
W
3
3
3
3
Tab.6
Other specifications
Unit
SIRIUS
THREE FS
130
SIRIUS
THREE FS
150
SIRIUS
THREE FS
200
SIRIUS
THREE FS
250
Ingress protection rating
IPX1B
IPX1B
IPX1B
IPX1B
Weight empty
kg
126
132
212
232
3 Technical specifications
7702639 - v03 - 10072018
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