AC axial fan
sickled blades (S series)
Wall ring with guard grille
W4E450-DO09-21
ebm-papst Mulfingen GmbH & Co. KG
Bachmühle 2 · D-74673 Mulfingen
Phone +49 7938 81-0
Fax +49 7938 81-110
info1@de.ebmpapst.com
www.ebmpapst.com
Limited partnership · Headquarters Mulfingen
County court Stuttgart · HRA 590344
General partner Elektrobau Mulfingen GmbH · Headquarters Mulfingen
County court Stuttgart · HRB 590142
Nominal data
Type W4E450-DO09-21
Motor M4E094-HA
Phase 1~ 1~
Nominal voltage VAC 230 230
Frequency Hz 50 60
Type of data definition ml ml
Valid for approval / standard CE CE
Speed min-1 1310 1390
Power input W 490 650
Current draw A 2.36 2.96
Motor capacitor µF 10 10
Capacitor voltage VDB 400 400
Capacitor standard P0 (CE) P0 (CE)
Max. back pressure Pa 125 115
Min. ambient temperature °C -40 -40
Max. ambient temperature °C 65 55
Starting current A 6.3 5.6
ml = max. load · me = max. efficiency · fa = running at free air · cs = customer specs · cu = customer unit
Subject to alterations
Data according to ErP directive
Installation category A
Efficiency category Static
Variable speed drive No
Specific ratio*1.00
*Specific ratio = 1 + pfs / 100 000 Pa
Actual Request 2013 Request 2015
Overall efficiency ηes 31.7 27.7 31.7
Efficiency grade N 40 36 40
Power input PekW 0.48
Air flow qvm³/h 4420
Pressure increase pfs Pa 122
Speed n min-1 1315
Data established at point of optimum efficiency
Item no. 12446-5-9980 · Revision - · Release 2012-07-25 · Page 1 / 6
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 7938 81-0 · Fax +49 7938 81-110 · info1@de.ebmpapst.com · www.ebmpapst.com
AC axial fan
sickled blades (S series)
Wall ring with guard grille
W4E450-DO09-21
Technical features
Mass 13.3 kg
Size 450 mm
Surface of rotor Coated in black
Material of terminal box ABS plastic
Material of blades Press-fitted sheet steel blank, sprayed with PP plastic
Material of wall ring Sheet steel, pre-galvanised and coated in black plastic (RAL 9005)
Material of guard grille Steel, coated in black plastic (RAL9005)
Number of blades 5
Direction of air flow "A"
Direction of rotation Clockwise, seen on rotor
Type of protection IP 54
Insulation class "F"
Humidity class F4-1
Max. permissible ambient motor
temp. (transp./ storage)
+ 80 °C
Min. permissible ambient motor
temp. (transp./storage)
- 40 °C
Mounting position Shaft horizontal or rotor on bottom; rotor on top on request
Condensate discharge holes Rotor-side
Operation mode S1
Motor bearing Ball bearing
Leakage current <= 3.5 mA
Electrical leads Via terminal box, integrated capacitor connected via terminal box
Motor protection Thermal overload protector (TOP) brought out
Protection class I (if protective earth is connected by customer)
Product conforming to standard EN 60034-1 (2004); CE
Approval GOST
Item no. 12446-5-9980 · Revision - · Release 2012-07-25 · Page 2 / 6
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 7938 81-0 · Fax +49 7938 81-110 · info1@de.ebmpapst.com · www.ebmpapst.com
AC axial fan
sickled blades (S series)
Wall ring with guard grille
W4E450-DO09-21
Product drawing
1 Direction of air flow "A"
2 Tightening torque 0.8±0.15 Nm
3 Cable diameter: min. 6mm, max. 12mm; tightening torque 2±0.15Nm
Item no. 12446-5-9980 · Revision - · Release 2012-07-25 · Page 3 / 6
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 7938 81-0 · Fax +49 7938 81-110 · info1@de.ebmpapst.com · www.ebmpapst.com
AC axial fan
sickled blades (S series)
Wall ring with guard grille
W4E450-DO09-21
Connection screen
L = U1 = blue Z brown N = U2 = black
PE green / yellow TOP grey
Item no. 12446-5-9980 · Revision - · Release 2012-07-25 · Page 4 / 6
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 7938 81-0 · Fax +49 7938 81-110 · info1@de.ebmpapst.com · www.ebmpapst.com
AC axial fan
sickled blades (S series)
Wall ring with guard grille
W4E450-DO09-21
Charts: Air flow 50 Hz
Druck p f s[Pa]für Rho=1,2kg/m^3
qv[m^3/h]
7.5007.0006.5006.0005.5005.0004.5004.0003.5003.0002.5002.0001.5001.0005000
qv[cfm]
4.5004.0003.5003.0002.5002.0001.5001.0005000
p f s[Pa]
150
145
140
135
130
125
120
115
110
105
100
95
90
85
80
75
70
65
60
55
50
45
40
35
30
25
20
15
10
5
0
pfs _E[IN H2O]
0,6
0,58
0,56
0,54
0,52
0,5
0,48
0,46
0,44
0,42
0,4
0,38
0,36
0,34
0,32
0,3
0,28
0,26
0,24
0,22
0,2
0,18
0,16
0,14
0,12
0,1
0,08
0,06
0,04
0,02
0
p f s[Pa]
1
2
3
4
Measurement: LU-106846
Air performance measured as per ISO 5801
Installation category A. For detailed
information on the measuring set-up, please
contact ebm-papst. Suction-side noise
levels: LwA measured as per ISO 13347 /
LpA measured with 1m distance to fan axis.
The values given are valid under the
measuring conditions mentioned above and
may vary according to the actual installation
situation. With any deviation from the
standard set-up, the specific values have to
be checked and reviewed with the unit
installed.
Measured values
1
2
3
4
U
V
230
230
230
230
f
Hz
50
50
50
50
n
min-1
1350
1340
1325
1310
Pe
W
430
447
470
490
I
A
2.10
2.16
2.26
2.36
LpAin
dB(A)
63
62
62
62
LwAin
dB(A)
69
68
68
68
LwAout
dB(A)
70
69
69
69
qv
m3/h
7070
6330
5520
4315
pfs
Pa
0
40
80
125
U = Supply voltage · f = Frequency · n = Speed · Pe= Power input · I = Current draw · LpAin = Sound pressure level inlet side · LwAin = Sound power level inlet side · LwAout = Sound power level outlet side
qv = Air flow · pfs = Pressure increase
Item no. 12446-5-9980 · Revision - · Release 2012-07-25 · Page 5 / 6
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 7938 81-0 · Fax +49 7938 81-110 · info1@de.ebmpapst.com · www.ebmpapst.com
AC axial fan
sickled blades (S series)
Wall ring with guard grille
W4E450-DO09-21
Charts: Air flow 60 Hz
Druck p f s[Pa]für Rho=1,2kg/m^3
qv[m^3/h]
8.5008.0007.5007.0006.5006.0005.5005.0004.5004.0003.5003.0002.5002.0001.5001.0005000
qv[cfm]
5.0004.5004.0003.5003.0002.5002.0001.5001.0005000
p f s[Pa]
170
165
160
155
150
145
140
135
130
125
120
115
110
105
100
95
90
85
80
75
70
65
60
55
50
45
40
35
30
25
20
15
10
5
0
pfs _E[IN H2O]
0,68
0,66
0,64
0,62
0,6
0,58
0,56
0,54
0,52
0,5
0,48
0,46
0,44
0,42
0,4
0,38
0,36
0,34
0,32
0,3
0,28
0,26
0,24
0,22
0,2
0,18
0,16
0,14
0,12
0,1
0,08
0,06
0,04
0,02
0
p f s[Pa]
1
2
3
4
Measurement: LU-106848
Air performance measured as per ISO 5801
Installation category A. For detailed
information on the measuring set-up, please
contact ebm-papst. Suction-side noise
levels: LwA measured as per ISO 13347 /
LpA measured with 1m distance to fan axis.
The values given are valid under the
measuring conditions mentioned above and
may vary according to the actual installation
situation. With any deviation from the
standard set-up, the specific values have to
be checked and reviewed with the unit
installed.
Measured values
1
2
3
4
U
V
230
230
230
230
f
Hz
60
60
60
60
n
min-1
1480
1455
1415
1390
Pe
W
600
615
637
650
I
A
2.70
2.76
2.87
2.96
LpAin
dB(A)
65
64
63
62
LwAin
dB(A)
72
70
70
69
LwAout
dB(A)
73
71
71
70
qv
m3/h
7860
7015
6120
5165
pfs
Pa
0
40
80
115
U = Supply voltage · f = Frequency · n = Speed · Pe= Power input · I = Current draw · LpAin = Sound pressure level inlet side · LwAin = Sound power level inlet side · LwAout = Sound power level outlet side
qv = Air flow · pfs = Pressure increase
Item no. 12446-5-9980 · Revision - · Release 2012-07-25 · Page 6 / 6
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 7938 81-0 · Fax +49 7938 81-110 · info1@de.ebmpapst.com · www.ebmpapst.com
