Riello BS2D Instrucciones De Instalación, Uso Y Mantenimiento página 11

4.7 Firing rates
The burner output is chosen from within the diagram area (Fig. 3
and Fig. 4).
The firing rates (Fig. 3 and Fig. 4) were obtained
at an ambient temperature of 20 °C, at a baromet-
ric pressure of 1013 mbar (about 0 m a.s.l.) and
with the combustion head regulated as indicated
WARNING
on page 16.
Only for the BS4D TL model
To ensure operation with a burner output from
220 249 kW, remove the pre-cut soundproofing
WARNING
to free the additional air input slots on the cover
(see A Fig. 4).
2,8
2,4
2
1,6
1,2
0,8
0,4
0
-0,4
30 35
4,4
3,6
2,8
2,0
1,2
0,4
-0,4
60 70
Technical description of the burner
40 45 50
80 90 100 110
BS2D TL
55 60 65
Heat output
BS3D TL
120 130 140 150
Heat output
9 GB
70 75 80
160 170 180 190
S7025
Fig. 2
20141033
kW
85 90 95
20141035
kW
200 210
Fig. 3
20140036