Beretta Kompakt R.A.I. Manuel D'installation Et D'utilisation page 8

If duct length differs from length shown on the table
!
and the fumes flange is installed, the addition must
be lower than 10 meters; on the contrary, if the fumes
flange is not installed, the addition must be lower
than 30 meters and maximum length of each duct
must not exceed 15 meters.
If a longer duct is used, boiler is affected by boiler power
!
losses.
Follow kit instructions for installation.
CONDENSATES
COLLECTOR
AIR SUCTION
DUCT
Exhaustion configuration available (fig. 16)
The boiler is homologated for the following exhaustion
configurations:
C12 concentric wall exhaustion. Pipes can also be split,
but outlets must be concentric or close enough to be
subject to similar wind conditions
C22 concentric exhaustion in common flue (suction and
exhaustion in the same flue)
C32 roof concentric exhaustion. Same outlets as C12
C42 suction and exhaustion in common separate flues,
but subject to similar wind conditions
C62 suction and exhaustion by separately certified and
sold pipes (1856/1)
FUMES EXHAUSTION
DUCT
WATER TRAP
split duct max. length
(m)
5 air + 5 fume
15 air + 15 fume
20
19
18
17
16
15
14
13
CONDENSATES COLLECTOR
12
11
10
9
8
7
6
5
4
3
2
1
0
-5 -4 -3 -2 -1 0
INSTALLATION SITE TEMPERATURE (°C)
AIR SUCTION
DUCT
C52 C32
C82 C22
C12
8
loss of capacity for
fumes
each bend (m)
flange (A)
45°
installed
0,5
Not
installed
COMPULSORY
1 2 3 4 5 6 7 8 9 10 11
CONDENSATES
COLLECTOR
FUMES EXHAUSTION
DUCT
WATER TRAP
C32
C42
C22 C42
C52 C12
90°
0,8
12 13 14 15
Fig. 15
Fig. 16