Beretta 20095438, Installer And User Manual

Page: 23 / 96

ENGLISH
23
Should it be necessary to achieve greater lengths, compensate the pres-
sure drop with an increase in the r.p.m.of the fan, as shown in the adjust-
ments table, to ensure the rated heat input.
The minimum calibration is not modifi ed.
Adjustments table
Maximum number
of fan rotations
r.p.m.
Ducting pipes
maximum length (m)
Ø 50 Ø 60 Ø 80
CH DHW
25
C.S.I.
4.900 6.100 7 25 75
5.000 6.200 9 30 90
5.100 6.300 12 (*) 38 (*) 113 (*)
30
C.S.I.
5.300 6.200 not applicable 5 67
5.400 6.300 2 13 182
(*) Maximum installable length ONLY with exhaust pipes in H1 class.
Confi gurations Ø50 or Ø60 or Ø80 show test data verifi ed in the laboratory.
In the case of installations that diff er from those indicated in the “stand-
ard confi guration” and “adjustments” tables, refer to the equivalent linear
lengths below.
In any case, the maximum lengths declared in the booklet are guar-
anteed, and it is essential not to exceed them.
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110
MAXIMUM STRAIGHT LENGTH Ø 80
Suction pipe length (m)
Discharge pipe length (m)
Quadra Green 25 C.S.I.
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95
Quadra Green 30 C.S.I.
Suction pipe length (m)
Discharge pipe length (m)
COMPONENT Linear equivalent in metres Ø80 (m)
Ø 50 Ø 60
Bend 45° 12,3 5
Bend 90° 19,6 8
Extension 0.5m 6,1 2,5
Extension 1.0m 13,5 5,5
Extension 2.0m 29,5 12
camino per intubamento Ø 60 o Ø 50
4,5 m Ø 80 mm
4,5 m Ø 80 mm
curve 90° Ø 80 mm
riduzione Ø 80-60 mm
curva 90° Ø 60 mm,
Lunghezza
Ø 50 mm o Ø 80 mm
o Ø 80-50 mm
Length
Smoke pipe for ducting
Ø 80 mm
Ø 60 mm
Ø 50 mm
90° bend Ø 80 mm
Ø 80-60 mm
or Ø 80-50 mm
reduction
90° bend Ø 60 mm,
Ø 50 mm or Ø 80 mm