Biasi Activ A 18S User Manual And Installation Instructions page 41

the building (EN 483).
Type C
13
Fig. 6.10
The minimum length of the pipes must be
less than 0.5 m, whilst the maximum sum
of routes A + B that can be realised with the
aid of extensions must not exceed 40m for
Activ A 18S - Activ A 25S and 25m for Activ
A 30S.
Bends of Ø 80 mm at 90° and at 45° are
available that reduce the maximum total
length of the pipes by:
For the bend of 45° loss
For the bend of 90° loss
Type C
53
Fig. 6.11
C TYPE
63
If using pipes and terminals by other manu-
facturers (Type C
63
these are approved and in the case of fl ue
INSTALLATION
0,9 m
1,65 m
90°
45°
), it is necessary that
pipes, it is necessary to use materials com-
patible with condensation products.
During the pipes dimensioning phase, take
into consideration the static pressure resi-
due of the fan:
Useful static pressure at
nominal heat input
Activ A 18S
Activ A 25S
Activ A 30S
Roof fl ue exhaust kit ( Fig. 6.12 )
Coaxial pipe Ø 80/125 mm with a nominal
height of 0.96 m.
This kit exhausts directly to the roof.
Type C
33
Ø 125
Fig. 6.12
Extensions are available for reaching the
maximum height.
Its maximum height with extension is 10m
for Activ A 18S - Activ A 25S and 6m for Ac-
tiv A 30S). Bends of Ø 80 mm at 90° and at
45° are available that reduce the maximum
total length of the pipes by:
For the bend of 45° loss
For the bend of 90° loss
120 Pa
180 Pa
100 Pa
90°
45°
0,5 m
1 m
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