Riello BS2F-GPL - Page 45

20098824
5
GB
2.3 FIRING RATES
Firing rates have been determined in conformity with the provisions of standard EN 676.
In addition, burner can be applied for operation with the combustion chamber featuring negative pressure
(up to - 2 mbar) according to the approval terms provided for in standard EN 746-2 for the whole unit com-
plete with equipment.
Thermal power
Thermal power
Pressure in the combustion
chamber – mbar
Pressure in the combustion
chamber – mbar
50 100 150 200 250
50.000 100.000 200.000 250.000
0
0.8
1.6
2.4
3.2
4.0
-0.8
-1.6
-2.0
kW
kcal/h
D8989
913T2
914T2
EN 676
EN 746-2
20073321
EN 676
EN 746-2
912T2