Viessmann Vitodens 100-W Technical Manual page 38

Design and sizing information for connection on the flue gas side
Vitodens 200-W, from 49 kW
Rated heating output range
Max. length – system size 80
Max. length – system size 110
Vitodens 300-W, 333-F, 343-F and Vitosolar 300-F with Vitodens 300-W
Rated heating output range
Max. length – system size 60
Max. length – system size 80
The following components are taken into consideration for the maxi-
mum flue lengths:
2
■ Connection pipe D 1 m long.
■ 1 bend 87° and 1 support bend 87°
or
■ 2 bends 45° and 1 support bend 87°
If fitting other bends, tees or straight lengths, subtract the following
values from the maximum length:
■ Connection pipe 0.5 m long: 0.5 m
■ Connection pipe 1 m long: 1 m
*1 Alternative system size. Balanced flue adaptor must be ordered separately.
*2 Alternative system size. Balanced flue adaptor must be ordered separately.
VIESMANN
38
kW
m
m
kW
m
*1*2 m
49 60
20 15
*1*2 *1*2
25 20
11
15
17
■ 45° bend: 0.3 m
■ 87° bend: 0.5 m
■ Inspection tee: 0.3 m
Note
Observe the specifications regarding internal shaft dimensions (see
page 36).
(cont.)
80 99 120
— — —
20 20 20
19 26
15 15
17 20
VITODENS, VITOSOLAR
150
—
20
35
11
15