16
KEY
1 Gasket ø 125/95
2 Fixing screw
3 Flue outlet flange
4 Inlet air diaphragm
1
2
3
4
N° segments
Total load loss mm H
2
O
to remove
“25 HE -EV/SYSTEM 25 HE -EV”
models
-
0 ÷ 2,0
n° 1
2,0 ÷ 4,0
n° 1 e 2
4,0 ÷ 6,0
da n° 1 a 3
6,0 ÷ 7,0
da n° 1 a 4
7,0 ÷ 8,0
da n° 1 a 6
8,0 ÷ 9,0
da n° 1 a 8
9,0 ÷ 10,0
without diaphragm
10,0 ÷ 11,5
N° segments
Total load loss mm H
2
O
to remove
“30 HE -EV” models
-
0 ÷ 1,0
n° 1 e 2
1,0 ÷ 2,0
da n° 1 a 3
2,0 ÷ 3,0
da n° 1 a 4
3,0 ÷ 4,0
da n° 1 a 6
4,0 ÷ 5,0
da n° 1 a 7
5,0 ÷ 6,0
da n° 1 a 8
6,0 ÷ 7,0
without diaphragm
7,0 ÷ 8,0
Fig. 8
Ø80
Ø80
115
110
245
100
255
165
CS
CA
TABLE 5
Accessories ø 80
Head loss (mm H
2
O)
Head loss (mm H
2
O)
“25 HE -EV/SYSTEM 25 HE -EV”
“30 HE -EV”
Inlet
Outlet
Inlet
Outlet
90° elbow MF
0.25
0.35
0.30
0.40
45° elbow MF
0.15
0.25
0.20
0.30
Extension L. 1000 (horizontal)
0.20
0.25
0.20
0.30
Extension L. 1000 (vertical)
0.20
0.15
0.20
0.20
Terminal
0.10
0.35
0.10
0.40
Roof outlet terminal *
1.30
0.15
1.50
0.20
*
This loss includes the losses of the adaptor 8091401
Fig. 7
K
KE
EY
Y
CA
Inlet
CS
Outlet
Example
of allowable installation
“25 HE -EV”
calculation in that the sum of
the head losses of the single fittings is less than 15.0 mm H2O:
Inlet
Outlet
9 m horizontal pipe ø 80 x 0,20
1,80
–
9 m horizontal pipe ø 80 x 0,25
–
2,25
n° 2 90° elbows ø 80 x 0,25
0,50
–
n° 2 90° elbows ø 80 x 0,35
–
0,70
n° 1 terminal ø 80
0.10
0.35
Total head loss
2,40
+
3,30
= 5,7 mm H2O
Содержание ECOMFORT PLUS 25 HE
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