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Motor
Frame
Motor
Shaft
Dia.
App.
wt.
kg** kW# FLA LRC Eff%
†
kW# FLA LRC Eff%
†
kW# FLA LRC Eff%
†
kW# FLA LRC Eff%
†
D71
B
14 11
0.37 0.9 6.1 67.7 0.37 1.0 4.1 69.3 -
-
-
-
-
-
-
-
D71
14 16
0.55 1.3 6.1 76.0 -
-
-
-
-
-
-
-
-
-
-
-
D80
A
19 18
0.75 1.5 7.0 83.4 0.55 1.4 4.8 72.8 0.37 1.1 2.8 66.5 -
-
-
-
D80
B
19 22
1.1 2.2 7.3 84.4 0.75 1.9 7.5 82.2 0.55 1.7 3.1 68.2 -
-
-
-
AXIAL FLOW FANS PERFORMANCE DATA
© FANTECH
2016
C-11
AXIAL FLOW FANS PERFORMANCE DATA
C
Based on the axial flow fan selected on previous page, the following
steps will determine its motor size, casing length and how to order.
How to order
Based on the details determined on these two pages the axial
flow fan can be ordered using the how to order chart below.
In this case the product code will be AP0634AA5/20
2 Pole*
48 rev/sec
4 Pole*
24 rev/sec
6 Pole*
16 rev/sec
8 Pole*
12 rev/sec
How to determine
the fan casing length
AØ BØ
For case length
see
Table 1.
C x DØ Holes
on E PCD
See
for detail
J-6
See
for detail
J-6
Motor frame
size
AP/APS APV
APB
D71
300
400
400
D80
400
400
400
Casing length,mm
2
4
5
How to select the correct motor size
1
Refer to table 2 on page O-11 for full motor details
2
Select fan speed column (24 rev/sec) based on fan selected.
3
Go down column until motor power (kW) is greater than fan impeller absorbed power (0.65 kW).
4
Motor performance data is shown in the same row.
5
The motor frame size in this case will be D80
B
.
1
Refer to table 1 on page C-26 for full case dimension details.
2
Find fan type/model column (AP/APS).
3
Find motor frame size as selected in table above.
4
Casing length is determined where the fan type/model
column intersects the motor frame size row.
2
3
4
1
1
3