SOLID AIR ®
CLIMATE SOLUTIONS
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T +31 598 36 12 21
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mail@solid-air.com
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Product overview
Technical data
Ordering key
Installations
Accessories
Replacements
Maintenance and operation
SPECIFICATIONS PRESSURE DROP
Pressure drop values are described with the “Zeta” values for each size. The exact
pressure drop in [Pa] is calculated using the following formula:
Δp (Pa)=
ζ
* v² * 0,6
Where
ζ
i
s Zeta value from the tables below, v is airflow velocity in (m/s).
FDC25
d100
d125
d160
d200
d250
d315
ζ
1,759
0,852
0,545
0,445
0,340
0,293
FDC40
d355
d400
d450
d500
d560
d630
d710
d800
ζ
0,428
0,389
0,344
0,325
0,312
0,232
0,206
0,179
Diameter (mm)
Cross section (dm²)
Net area (dm²)
FDC25
100
0,74
0,50
125
1,17
0,87
160
1,93
1,55
200
3,05
2,56
250
4,79
4,18
300
6,18
5,74
315
7,64
6,87
FDC40
355
9,73
8,33
400
12,37
10,79
450
15,69
13,91
500
19,39
17,41
630
30,86
28,36
710
39,24
36,42
800
49,86
46,68
DIMENSIONAL RANGE
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