Axial innen engl - TLT Turbo GmbH

Am Weinberg 68 · D-36251 Bad Hersfeld/Germany
Phone: +49.6621.950-0 · Fax: +49.6621.950-100
˙V = Volume flow [m 3 /h] bzw. [m 3 /s]
pd = Dynamic pressure [Pa] or x 0,1 [kp/m 2 ]
c = Flow velocity [m/s]
Total pressure increase � pt [Pa] →
800
710
630
560
500
450
400
355
315
280
250
224
Shaft power input requirement:
V [m
Pw [kW] = =
3 ·
/h] · �pt [Pa]
�· 1000 · 3600
22 400
6,3
8,0
40
25 000
7,1
9,0
50
35°
0,40
28 000
8,0
10
63
CHARACTERISTIC CURVES – AXIAL FLOW FANS
DIRECT DRIVE, WITHOUT GUIDE VANES
TYPE AXO 12/1000/D*
ROTATIONAL SPEED 1450 RPM
Tip speed u2 = 76 m/s
Temperature t = 20°C
Density = 1,2 kg/m3 31 500
9,0
11,2
80
35 500
10
12,5
100
�
0,50
40 000
11,2
14
125
37,5°
45 000
12,5
16
160
94
* Airflow direction D (motor in outlet) – Please inquire for Airflow direction S (motor in inlet) Values rounded to standard figures.
35°
50 000
14
18
200
56 000
16
20
250
37,5°
63 000
18
22,4
315
Moment of inertia I = kg m 2
Casing diameter d.i.L. = 1003 mm
Outlet cross section A2 = 0,79 m 2
These fans are available only with the indicated blade pitch. Subsequent pitch variations are not possible.
0,56
40°
� =
0,59
0,52
40°
71 000
20
25
400
45°
80 000
22,4
28
500
45° 50°
pd
50° Blade pitch angle
90 000
25
31,5
630
114
112
110
108
106
104
102
100
98
96
062
˙V [m 3 /h] →
˙V [m 3 /s] →
c [m/s] →
pd [Pa] →
Total acoustic power level
Lw [dB]