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] or [m 3 /s]
pd = Dynamic pressure [Pa] or x 0.1 [kp/m 2 ]
c = Flow velocity [m/s]
Total pressure increase �pt [Pa] ➞
1120
1000
900
800
710
630
560
500
450
400
355
with duct 2.5 D
direct outlet
Shaft power input requirement
V [m
Pw [kW] = =
3 ·
/h] · �pt [Pa]
�· 1000 · 3600
5°
0°
50 000
14
7,1
31,5
10
63
0,66
56 000
16
8,0
40
11,2
80
0,76
63 000
18
9,0
50
12,5
100
CHARACTERISTIC CURVES – AXIAL FLOW FANS
DIRECT DRIVE, WITH OUTLET GUIDE VANES
TYPE AXN 12/56/1600/D*
ROTATIONAL SPEED 740 RPM
Tip speed u 2 = 61 m/s
Temperature t = 20° C
Density = 1.2 kg/m 3
0°
71 000
20
10
63
14
125
10°
0,81
0°
80 000
22,4
11,2
80
16
160
5°
90 000
25
12,5
100
18
200
5°
15°
0,86
10°
100 000
28
14
125
20
250
10°
112 000
31,5
16
160
22,4
315
0,89
15°
125 000
35,5
18
200
25
400
Moment of inertia I = 17.25 kg m 2
Casing diameter d.i.L. = 1587 mm
Outlet cross section A 2 = 1.98 m 2
15°
0,47
140 000
40
20
250
28
500
20°
20°
160 000
45
22,4
315
31,5
630
� = 0,80
0,57
0,77
pd
25°
180 000
50
25
400
35,5
800
0,67
25°
200 000
56
28
500
40
1000
0,72
pd
114
113
112
111
110
109
108
107
106
105
104
127
35°
Blade Schaufelwinkel pitch angle
30°
[m 3/h] ➞
[m 3/s] ➞
c [m/s] ➞
pd [Pa] ➞
c [m/s] ➞
pd [Pa] ➞
* Airflow direction D (motor in outlet) – Please inquire for Airflow direction S (motor in inlet) Values rounded to standard figures.
20°
25°
A 1 = 1,31 m 2
35°
30°
Total acoustic power level L w [dB]
AXN-Direct drive