Beretta Exclusive Boiler Green HE 25 B.S.I. Manuel D'installation Et D'utilisation page 8

EXCLUSIVE BOILER GREEN HE B.S.I.
Concentric outlets (ø 80-125 mm)
For this installation it is necessary to install the suitable adaptor kit.
Ducts may be placed in the most suitable direction for installation re-
quirements. For the installation process, follow the instructions sup-
plied with the kit for the specific accessory for condensation boilers.
max. linear length
concentric duct ø 80-125 (m)
14,85
Twin outlets (ø 80) - fig. 12
The split duct can be aimed in the most suitable direction for instal-
lation needs. The combustion-supporting air intake duct must be
connected to the entrance after having removed the closing cap,
attached with three screws, and having attached a suitable adap-
tor.
The fumes outlet duct must be connected to the fumes outlet after
having installed a suitable adaptor.
For the installation process, follow the instructions supplied with
EXCLUSIVE BOILER GREEN HE 25 B.S.I.
60
55
50
45
40
35
30
25
20
15
10
5
0
0 5 10 15 20 25
LENGTH OF THE INTAKE DUCT (m)
10
8
pressure drop
for each bend (m)
45°
1
30 35 40 45 50 55 60
the kit for the specific accessory for condensation boilers.
max. linear length
twin duct ø 80 (m)
25 B.S.I.
35 B.S.I.
Rectilinear length means without bends, outlet ends and con-
90°
nections.
1,5
The fumes outlet duct must slope by 3° towards the conden-
sate collector.
The boiler automatically adapts ventilation according to the
type of installation and the length of the duct. Do not obstruct
or narrow the comburent air inlet duct in any way.
For an indication of the maximum lengths of every single
pipe, refer to the graphs.
Using longer ducts causes a loss in the power of the boiler.
EXCLUSIVE BOILER GREEN HE 35 B.S.I.
70
65
60
55
50
45
40
35
30
25
20
15
10
5
0
65 70 75
0 5 10 15
for each bend (m)
45°
32+32
1
40+40
20 25 30 35 40 45 50 55 60 65
LENGTH OF THE INTAKE DUCT (m)
pressure drop
90°
1,5
70 75 80 85 90 95 100