Axial innen engl - TLT Turbo GmbH
Axial innen engl - TLT Turbo GmbH
Axial innen engl - TLT Turbo GmbH
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01.01<br />
Am Weinberg 68 · D-36251 Bad Hersfeld/Germany<br />
Phone: +49.6621.950-0 · Fax: +49.6621.950-100<br />
Instruction for using the characteristic<br />
curve sheets:<br />
Given:<br />
Volume flow V · = 40.000 m 3/h<br />
Total pressure<br />
increase �pt = 900 Pa<br />
(ca. 90 kp/m 2)<br />
Density = 1.2 kg/m 3<br />
Temperature t = 20 °C<br />
Sought:<br />
Fan size, rpm, power input requirement,<br />
etc.<br />
Selected:<br />
<strong>Axial</strong>-flow fan<br />
Typ AXN 12/56/900 R1<br />
(belt-driven)<br />
Specifications:<br />
Fan speed n = 1250 rpm<br />
Peripheral speed u = 59 m/s<br />
Flow velocity c = 18 m/s<br />
Efficiency � = 82%<br />
Shaft power<br />
input requirement P W = 12,19 kW<br />
Recommended<br />
motor output P M = 15 kW<br />
Total acoustic<br />
power level L W Vent = 102 dB<br />
�<br />
Belt-drive fans are available only<br />
with the maximum motor outputs<br />
stated on the characteristic curve<br />
sheets.<br />
AXIAL FLOW FANS – AXN SERIES<br />
BELT DRIVE<br />
SELECTION EXAMPLE<br />
(FAN OUTLET INTO DUCT)<br />
TURBO LUFTTECHNIK GMBH<br />
Business Unit Standard Fans<br />
BABCOCK BSH System<br />
Postfach Am Weinberg 1234 68 · · 36222 D-36251 Bad Bad Hersfeld/Germany<br />
Tel.: Tel.: + +49.6621.950-0 49.6621.950-0 · Fax: +49.6621.950-100<br />
+ 49.6621.950-100<br />
Key to the type designations<br />
AXN 12 / 56 / 900 R1<br />
2D08027<br />
CHARACTERISTIC CURVES – AXIAL FLOW FANS<br />
BELT DRIVE<br />
TYPE AXN 12/56/900/R1-R2<br />
Type R1, belt-driven<br />
Size (nominal design size)<br />
Hub ratio<br />
(outer impeller dia. / hub dia.)<br />
Impeller with 12 blades<br />
With outlet guide vanes<br />
<strong>Axial</strong>-flow fan<br />
039
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