Airwell ROOFTAIR Serie Manual De Instalación Y De Mantenimiento página 63

APPENDIX / ANNEXE / ANLAGE / ALLEGATO / ANEXO
RDH450
RDH 450
WHEEL DIAMETER
K1
K
L-R
4500
4000
3500
KW
3000
2500
2000
1800
1600
1400
1200
1000
90 0
80 0
70 0
60 0
50 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
1
0.5 0.7
Volume
X 1000
2 3
2 3
Air outlet velocity
2 3 4 5 7
Velocity Pressure
Performance shown is for installation type B, free inlet- ducted outlet, and doesn't include the effect of appuntenances in the airstream.
Power rating kW doesn't include drive losses.
The AMCA Certified Ratings Seal applies to Air Performance only.
450 mm
3
= 1.2 Kg / m
IMPELLER TOTAL EFF. %
51 68
75
85
80
1.4 2 3
4 5 6 7 8 9 10 14
4 5 6 7 8 9 10
10 20 50 70
XXXV
78 78 74 61
45
30
3400
3200
2800
10 5
2500
2200
10 0
2000
1800
95
1600
90
1400
1200
1100
LW (A ) in dB (A )
1000
4 5 6 7 8 9 10
20 30 40
14 20 30 35
10 0 200 50 0 800
L-R K K1
W W W
58 71 272
54 67 256
48 59 224
43 52 200
37 46 176
34 42 160
31 38 144
27 34 128
24 29 112
20 25 96
19 23 88
17 21 80
3
m /s
3
m /h
m/s
Pa
2
N/ m