7
COMBUSTION HEAD
The combustion head in Riello 40 GSD burners is the result of an
innovative design, which allows combustion with low polluting
emissions, while being easy to adapt to all the various types of
boilers and combustion chambers.
Combustion head
Flange
S i m p l e a d j u s t m e n t
a l l o w s t h e i n t e r n a l
g e o m e t r y o f t h e
combustion head to be
adapted to the burner
output.
VENTILATION
Air suction
The different ventilation circuits always ensure low noise levels
with high performance of pressure and air delivery, inspite of their
compact size.
The burners are fitted with an adjustable air pressure switch,
conforming to EN 676 standards.
Air pressure switch
Dimensions of the flame
Example:
Burner thermal output
= 350 kW;
L
flame
(m) = 1,2 m (medium value);
D
flame
(m) = 0,6 m (medium value)
Burner output (kW)
Flame length (m)
Flame diameter (m)
0
200
1
100
300
2
400
500
0
0
0,5
1
D
L
L
max
L
min
D
max
D
min
