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L Length of the flue to roof terminal
Flue gas outlet connection
Tab.15 Maximum length (L)
Diameter
150 mm 180 mm 200 mm 250 mm
C 340 280
20 m
50 m
50 m
C 340 350
11 m
30 m
50 m
C 340 430
8 m
22 m
39 m
C 340 500
7 m
18 m
32 m
C 340 570
5 m
13 m
24 m
C 340 650
-
10 m
18 m
50 m
(1) While maintaining maximum length, additional 5 times 90º or 10 times 45º
bends can be used (indicated for each boiler type and diameter).
L Length of the flue to roof terminal
Flue gas outlet connection
Tab.16 Maximum length (L)
Diameter
200 mm 250 mm 300 mm 350 mm
C 640 560
15 m
50 m
50 m
C 640 700
6 m
31 m
50 m
C 640 860
-
20 m
50 m
C 640 1000
-
11 m
39 m
C 640 1140
-
5 m
26 m
50 m
C 640 1300
-
3 m
19 m
50 m
(1) While maintaining maximum length, additional 5 times 90º or 10 times 45º
bends can be used (indicated for each boiler type and diameter).
Room-sealed system (C
13
, C
33
, C
63
, C
93
)
With a room-sealed system, both the flue and the air supply are
connected.
L Combined length of the flue and air supply channel to the roof
terminal
Flue gas outlet connection
Air supply connection
Tab.17 Maximum length (L)
Diameter
150
mm
180
mm
200
mm
250
mm
300
mm
C 340 280
10 m
18 m
84 m
100
100
m
C 340 350
-
-
42 m
100
100
m
C 340 430
-
-
26 m
100 m
100
m
C 340 500
-
-
20 m
100 m
100
m
C 340 570
-
-
10 m
68 m
100
m
C 340 650
-
-
4 m
48 m
100
m
(1) While maintaining maximum length, additional 5 times 90º or 10 times 45º
bends can be used (indicated for each boiler type and diameter).
Fig.14
Room-ventilated system C 340
AD-3001561-01
L =
Fig.15
Room-ventilated system C 640
AD-3001564-01
L =
Fig.16
Room-sealed system C 340
AD-3001562-01
L = +
4 Preparation of installation
24
C 340 / C 640
7762666 - v.02 - 29092020