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APPENDIX / ANNEXE / ANLAGE / ALLEGATO / ANEXO
RDH355
RDH 355
WHEEL DIAMETER
K1
K
L-R
4500
4000
3500
3000
2500
2000
1800
1600
1400
1200
1000
90 0
80 0
70 0
60 0
50 0
45 0
40 0
35 0
30 0
25 0
20 0
18 0
16 0
14 0
12 0
10 0
90
80
70
60
0.4
0.5
0.7
Volume
X 1000
1.2
1.6
2
2
3
Air outlet veloci
2
3
4 5
Velocity Pressure
Performance shown is for installation type B, free inletducted outlet, and doesn't include the e ects of appurtenances in the
airstream.
Power rating kW doesn't include drive lesses.
The AMCA Certi ed Ratings Seal applies to Air Performance only.
355 mm
= 1.2 Kg / m
IMPELLER TOTAL EFF. %
54
70
KW
75
85
80
1
1.4
2
3
4
5
6
7
8
4
5
6
7
8
9 10
7
10
20
50
70
XXXII
3
77
77
73
62
47
31
4200
4000
3800
10 5
3300
2800
10 0
2400
95
2000
90
1800
1600
1400
LW (A ) in dB (A )
1200
3
4
5
6
7
9 10
14
20
25
14
20
30 35
10 0
200
50 0
800
L-R
K
K1
W
W
W
63
71
26 0
60
68
24 8
57
65
23 6
50
56
20 5
42
48
17 4
36
41
14 9
30
34
12 4
27
31
11 2
24
27
99
21
24
87
18
20
74
3
m /s
3
m /h
m/s
Pa
2
N/ m
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