Riello BS2D - Test Boiler; Commercial Boilers

20135737
12
GB
Technical description of the burner
4.8 Test boiler
The firing rate has been defined on test boilers according to EN
676 standard.
4.8.1 Commercial boilers
The burner-boiler matching is assured if the boiler conforms to
EN 303 and the combustion chamber dimensions are similar to
those shown in the diagram EN 676.
For applications where the boiler does not conform to EN 303, or
where the combustion chamber is much smaller than the dimen-
sions given in EN 676, please consult the manufacturers.
60 70
0,4
-0,4
1,2
80 90 100 110 120 130 140 150 160 170 180 190
2,0
2,8
3,6
200 210
4,4
Heat output
kW
BS3D
20141035
Heat output
Fig. 4
Pressure in the combustion
chamber – mbar
`
Pressure in the combustion
chamber – mbar
kW
100
110
0,4
-0,4
1,2
120 130 140 150 160 170 180 190
2,0
2,8
3,6
200 210
4,4
220 230 240 250 260
BS4D
A
20141037