Sime Planet Dewy 30 BFR Manual Del Usuario página 88

IT
ES
2.7 SEPARATE PIPES ø 80
A special kit may be used to separate the
PT
flue gas outlet from the fresh air intake.
The intake may be installed to the right or
GB
left of the flue gas outlet.
Both ducts may be oriented in any direction.
Refer to fig. 10 for positioning.
The maximum overall length of the intake
and exhaust ducts depends on the head
losses of the single fittings installed
(excluding the doublers) and must not be
greater than 15,5 mm H
For head losses in the fittings, refer to
Table 2.
240
103
CA
KEY
CA Inlet
CS Outlet
2.7. 1 Separate pipe accessories
Kit code 8089911 is supplied for this pur-
pose (fig. 11).
The sectored diaphragm is to be used
according to the maximum head loss
allowed in both pipes, as given in fig. 12.
3
4
KEY
1 Blind flange
2 Flue gas duct flange
3 Fixing screw
4 Gasket ø 125/95
5 Intake duct collar
86
TABLE 2
Accessories ø 80
90° elbow MF
45° elbow MF
Extension L. 1000 (horizontal)
Extension L. 1000 (vertical)
Outlet terminal
Inlet terminal
Doubler fitting
Roof outlet terminal L. 1 381
O.
2
85
CA
CS
30 BFR
Z mm 190
Fig. 10
2
1
5 3
Fig. 11
Example of allowable installation calculation in that the sum of the head losses of the
single fittings is less than 15,5 mm H
7 m horizontal pipe ø 80 x 0,20
7 m horizontal pipe ø 80 x 0,40
n° 2 90° elbows ø 80 x 0,30
n° 2 90° elbows ø 80 x 0,50
n° 1 terminal ø 80
Total head loss
KEY
1 Separate pipes kit code 8089911
2 90° elbow MF code 8077450 (6 pz.)
3 90° elbow MF with take-off points code 8077452
4a Extension L. 1000 code 8077351 (6 pz.)
4b Extension L. 500 code 8077350 (6 pz.)
5 Outlet terminal code 8089501
6 Int.-est. ring kit code 8091500
7 Inlet terminal code 8089500
8 45° elbow MF code 8077451 (6 pz.)
NOTE
Before connecting accessories, it is always advisable to lubricate the internal
part of the gaskets with silicon products. Avoid using oils and greases.
Total head loss (mm H
Inlet Outlet
0,30 0,50
0,20 0,40
0,20 0,40
0,30 0,30
– 0,40
0, 1 0 –
0,30 –
– –
O:
2
Inlet Outlet
1,40 –
– 2,80
0,60 –
– 1,00
0, 1 0 0,40
2, 1 0 + 4,20 = 6,3 mm H
O)
2
Roof outlet
–
–
–
–
–
–
–
0,60
O
2
Fig. 12