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Greenheck AX Brochure page 45

Greenheck high performance axial fans brochure

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AX 103-400 9 Blades
Page Header
Total
Pressure
Air density = 1.2 kg/m ³
Air density = 0.075 lbs/ft ³
Peak Absorbed Power [Bhp/kW (60 Hz), kW (50 Hz)]
rpm
5
1770 (Bhp/kW)
12.8/9.51
21.9/16.3
1170 (Bhp/kW)
3.68/2.75
6.32/4.71
1450 (kW)
5.23
950 (kW)
1.47
Performance shown is for installation Type B: Free inlet, Ducted outlet. Performance ratings do not include the effects of appurtenances in the airstream. The AMCA Certified Ratings
Seal applies to air performance ratings only.
Sound power level ratings are shown in decibels, referred to 10-12 watts calculated per AMCA Standard 301. Values shown are for inlet LwA sound power levels for 100%, 50% and
0% of peak pressure in Installation Type B: Free inlet, Ducted outlet. dBA sound pressure values are weighted with 11.5 dB attenuation for each octave band at 5 feet.
98
97
Pitch Angle º
10
15
20
29.7/22.2
37.8/28.2
8.58/6.40
10.9/8.13
8.97
12.2
15.5
2.52
3.43
4.35
AX 103-400 9 Blades
Impeller Diameter = 40.38 inches (1026 mm)
Outlet Velocity
Tip Speed
93
94
98
Volume
25
30
35
47.6/35.5
60.8/45.3
82.1/61.2
13.7/10.3
17.6/13.1
23.7/17.7
19.5
24.9
33.7
5.49
7.01
9.47
45
45
ft/min = cfm / 8.89
m/s = m ³ /s / 0.83
ft/min = rpm X 10.6
m/s = rpm X 3.22
96
97
98
96
Sound Power A-Weighted [LwA]
Sound Pressure [dBA]
Inlet Sound
rpm
LwA
1770
+11
1170
-
1450
+5
950
-6
dBA
-0.5
-11.5
-6.5
-17.5

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