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Axial Fans
Fan blades have wing profile, so it is necessary to mark the position of the Fan movement regarding air streaming.

Normal performance: Aluminium hub with thermoplastic blades /PP/ for working temperatures until 60 C, or with polyamides blades together with glass fiber /PAG/ for -30 - 220 C with four different blades corner 30, 35, 40 i 45.

All types of fans can be delivered with less number of blades and they can be marked for exsample 7-14.

fi D max
Blade
Gap fi H 7
Hub
type
number
min.
max.
l
s
d1
d2
d3
n
d4
365
3
3
8
14
-
-
86
-
-
3
68
498
393
3
6
8
17
31
3
97
26
25
3
42
524
18
19
40
34
431
3
8
10
17
31
3
134
34
40
4
56
18
19
41
34
561
20
24
52
41
469
3
10
11
17
30
3
171
28
75
5
90
18
23
42
44
600
24
34
52
54
35
32
82
65
502
3
12
14
23
42
3
205
44
120
6
138
634
24
34
62
54
540
3
14
14
23
42
3.4
242
44
140
7
160
24
34
52
54
670
35
42
82
70
645
3
20
24
34
62
4
348
54
240
10
270
776
895
3
25
24
34
82
6
440
54
240
10
340
Blade type
v +-3
h +-3
30
35
40
45
30
35
40
45
3
15
18
21
24
32
34
38
41
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