Nominal Data; Technical Description; Mounting Data; Transport And Storage Conditions - ebm-papst A2E250-AL86-74 Operating Instructions Manual

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A2E250-AL86-74
Pfannenberg GmbH

3.2 Nominal data

Motor
M2E068-CF
Phase
1~
Nominal voltage / VAC
115
Frequency / Hz
50
Method of obtaining
fa
data
Valid for approval/
-
standard
-1
Speed (rpm) / min
2550
Power consumption / W
110
Current draw / A
0.96
Capacitor / µF
12
Capacitor voltage / VDB
220
Max. back pressure / Pa
100
Max. ambient
60
temperature / °C
ml = Max. load · me = Max. efficiency · fa = Free air
cs = Customer specification · ce = Customer equipment
Subject to change

3.3 Technical description

Weight
1.79 kg
Size
250 mm
Motor size
68
Rotor surface
Painted black
Blade material
Sheet steel, painted black
Number of blades
7
Airflow direction
V
Direction of rotation
Counterclockwise, viewed toward rotor
Degree of protection
IP44; installation- and position-dependent
as per EN 60034-5
Insulation class
"B"
Moisture (F) /
H1
Environmental (H)
protection class
Installation position
Shaft horizontal or rotor on bottom; rotor
on top on request
Condensation
On stator side
drainage holes
Mode
S1
Motor bearing
Ball bearing
Touch current
< 0.75 mA
according to IEC
60990 (measuring
circuit Fig. 4, TN
system)
Motor protection
Thermal overload protector (TOP)
internally connected
with cable
Variable
Protection class
I (with customer connection of protective
earth)
Conformity with
EN 60034-1; EN 60204-1; EN 60335-1
standards
Comment on CE
Commissioning not permitted in the
European Economic Area
Approval
CSA C22.2 No. 113; UL 507
Item no. 11875-5-9970 · ENU · Change 226421 · Approved 2021-02-15 · Page 5 / 11
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
Operating instructions
1~
; Use the device in accordance with its degree of protection.
115
60
Information on surface quality
The surfaces of the products conform to the generally applicable industrial
fa
standard. The surface quality may change during the production period.
This has no effect on strength, dimensional stability and dimensional
-
accuracy.
The color pigments in the paints used perceptibly react to UV light over
2700
the course of time. This does not however in any way affect the
160
technical properties of the products. The product is to be protected against
1.4
UV radiation to prevent the formation of patches and fading. Changes in
12
color are not a reason for complaint and are not covered by the warranty.
220
100

3.4 Mounting data

45
Any further mounting data required can be taken from the product
drawing or Section Chapter 4.1 Mechanical connection.
Strength class of
screws
For screw clearance, see Chapter 3.1 Product drawing
; Secure the screws against unintentional loosening (e.g. use self-

3.5 Transport and storage conditions

Max. permitted
ambient temp. for
motor (transport/
storage)
Min. permitted
ambient temp. for
motor (transport/
storage)
With regard to cyclic speed loads, note that the rotating parts of
the device are designed for a maximum of one million load
cycles. If you have special questions, consult ebm-papst for
support.
8.8
locking screws).
+80 °C
-40 °C

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