Axial innen engl - TLT Turbo GmbH
Axial innen engl - TLT Turbo GmbH
Axial innen engl - TLT Turbo GmbH
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Am Weinberg 68 · D-36251 Bad Hersfeld/Germany<br />
Phone: +49.6621.950-0 · Fax: +49.6621.950-100<br />
˙V = Volume flow [m 3 /h] or [m 3 /s]<br />
pd = Dynamic pressure [Pa] or x 0.1 [kp/m 2 ]<br />
c = Flow velocity [m/s]<br />
Total pressure increase �pt [Pa] ➞<br />
400<br />
355<br />
315<br />
280<br />
250<br />
224<br />
200<br />
180<br />
160<br />
140<br />
125<br />
with duct 2.5 D<br />
direct outlet<br />
Shaft power input requirement<br />
V [m<br />
Pw [kW] = =<br />
3 ·<br />
/h] · �pt [Pa]<br />
�· 1000 · 3600<br />
85DP008A_s31.ai<br />
5°<br />
0°<br />
0,46<br />
1 000<br />
0,28<br />
4,5<br />
12,5<br />
6,3<br />
25<br />
1 120<br />
0,315<br />
5,0<br />
16<br />
7,1<br />
31,5<br />
0,56<br />
1 250<br />
0,355<br />
5,6<br />
20<br />
8,0<br />
40<br />
CHARACTERISTIC CURVES – AXIAL FLOW FANS<br />
DIRECT DRIVE, WITH OUTLET GUIDE VANES<br />
TYPE AXN 12/56/280/D*<br />
ROTATIONAL SPEED 2780 RPM 2D08031<br />
Tip speed u 2 = 41 m/s<br />
Temperature t = 20° C<br />
Density = 1.2 kg/m 3<br />
0,61<br />
1 400<br />
0,4<br />
6,3<br />
25<br />
9,0<br />
50<br />
1 600<br />
0,45<br />
7,1<br />
31,5<br />
10<br />
63<br />
0,66<br />
1 800<br />
0,5<br />
8,0<br />
40<br />
11,2<br />
80<br />
2 000<br />
0,56<br />
9,0<br />
50<br />
12,5<br />
100<br />
0,69<br />
2 240<br />
0,63<br />
10<br />
63<br />
14<br />
125<br />
2 500<br />
0,71<br />
11,2<br />
80<br />
16<br />
160<br />
15°<br />
Moment of inertia I = 0.0045 kg m 2<br />
Casing diameter d.i.L. = 286 mm<br />
Outlet cross section A 2 = 0.064 m 2<br />
2 800<br />
0,8<br />
12,5<br />
100<br />
18<br />
200<br />
20°<br />
� = 0,60<br />
0,37<br />
10°<br />
0° 0° 5° 5° 10° 15° 20°<br />
10°<br />
15°<br />
3 150<br />
0,9<br />
14<br />
125<br />
20<br />
250<br />
0,57<br />
pd<br />
25°<br />
0,47<br />
25°<br />
3 550<br />
1,0<br />
16<br />
160<br />
22,4<br />
315<br />
0,52<br />
4 000<br />
1,12<br />
18<br />
200<br />
25<br />
400<br />
pd<br />
92<br />
91<br />
90<br />
89<br />
88<br />
87<br />
86<br />
85<br />
84<br />
83<br />
82<br />
090<br />
35°<br />
Blade Schaufelwinkel pitch angle<br />
30°<br />
[m 3/h] ➞<br />
[m 3/s] ➞<br />
c [m/s] ➞<br />
pd [Pa] ➞<br />
c [m/s] ➞<br />
pd [Pa] ➞<br />
* Airflow direction D (motor in outlet) – Please inquire for Airflow direction S (motor in inlet) Values rounded to standard figures.<br />
20°<br />
25°<br />
A 1 = 0,044 m 2<br />
30°<br />
35°<br />
Total acoustic power level L w [dB]