Operating instructions
W4D450-CP01-02
Translation of the original operating instructions
3.2 Nominal data
Motor
M4D074-GA
Phase
3~
3~
3~
3~
Nominal voltage / VAC
230
230
400
400
Connection
Δ
Δ
Y
Y
Frequency / Hz
50
60
50
60
Type of data definition
fa
fa
fa
fa
Valid for approval /
standard
CE
CE
CE
CE
Speed / min
-1
1380
1540
1380
1540
Power input / W
200
285
200
285
Current draw / A
0.83
0.92
0.48
0.53
Max. back pressure / Pa
120
70
120
70
Max. ambient
temperature / °C
50
50
50
50
ml = max. load · me = max. efficiency · fa = running at free air
cs = customer specs · cu = customer unit
Subject to alterations
3.3 Data according to ErP directive
Installation category
A
Efficiency category
Static
Variable speed drive
No
Specific ratio
*
1.00
*
Specific ratio = 1 + p
fs
/ 100 000 Pa
Actual
Request
2013
Request
2015
Overall efficiency η
es
34.9
26.1
30.1
Efficiency grade N
44.8
36
40
Power input P
e
/ kW
0.27
Air flow q
v
/ m³/h
3795
Pressure increase total p
sf
/ Pa
91
Speed n / min
-1
1310
Data established at point of optimum efficiency
3.4 Technical features
Mass
9.7 kg
Size
450 mm
Surface of rotor
Coated in black
Material of blades
Sheet steel, coated in black
Material of wall ring
Sheet steel, pre-galvanised and coated in
black plastic
Material of guard grille
Steel, phosphated and coated in black
plastic
Number of blades
5
Direction of air flow
"A"
Direction of rotation
Clockwise, seen on rotor
Type of protection
IP 44
Insulation class
"F"
Humidity class
F1-2
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
Touch current acc.
IEC 60990 (measuring
network Fig. 4, TN
system)
< 0.75 mA
Cable exit
Variable
Protection class
I (if protective earth is connected by
customer)
For cyclic speed loads, note that the rotating parts of the device
are designed for maximum one million load cycles. If you have
specific questions, contact ebm-papst for support.
3.5 Mounting data
For depth of screw, see chapter 3.1 Product drawing
;
Secure the mounting screws against accidentally coming loose (e.g.
by using self-locking screws).
Strength class for
mounting screws
8.8
You can obtain additional mounting data from the product drawing if
necessary.
3.6 Transport and storage conditions
;
Use the device in accordance with its protection type.
Max. permissible
ambient motor temp.
(transp./ storage)
+ 80 °C
Min. permissible
ambient motor temp.
(transp./storage)
- 40 °C
Item no. 10748-5-9970 · Revision - · Release 2010-04-26 · Page 5 / 9
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 (0) 7938 81-0 · Fax +49 (0) 7938 81-110 · info1@de.ebmpapst.com · www.ebmpapst.com
