Operating instructions – ebm-papst W1G250-HH37-52 User Manual
Page 5
Operating instructions
W1G250-HH37-52
Translation of the original operating instructions
3.2 Nominal data
Motor
M1G074-BF
Nominal voltage / VDC
24
Nominal voltage
range / VDC
16 .. 28
Type of data definition
fa
Speed / min
-1
2750
Power input / W
105
Current draw / A
5.0
Max. back pressure / Pa
140
Min. ambient temperature
/ °C
-25
Max. ambient
temperature
/ °C
60
ml = Max. load · me = Max. efficiency · fa = Running at free air
cs = Customer specs · cu = Customer unit
Subject to alterations
3.3 Technical features
Mass
2.4 kg
Size
250 mm
Surface of rotor
Coated in black
Material of blades
Sheet steel, coated in black
Material of wall ring
Die-cast aluminium
Number of blades
7
Direction of air flow
"V"
Direction of rotation
Counter-clockwise, seen on rotor
Type of protection
IP 42
Insulation class
"B"
Humidity class
F0
Mounting position
Any
Condensate discharge
holes
None
Operation mode
S1
Motor bearing
Ball bearing
Technical features
- Control input 0-10 VDC / PWM
- Tach output
- Motor current limit
- Soft start
Electrical leads
Via terminal strip
Motor protection
Reverse polarity and locked-rotor
protection
Product conforming
to standard
EN 60950-1
Approval
CSA C22.2 Nr.77; EAC; UL 1004-1
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.
3.4 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.
3.5 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
3.6 Electromagnetic compatibility
EMC interference
immunity
Acc. to EN 61000-6-2 (industrial
environment)
EMC interference
emission
Acc. to EN 55022 (Class B, household
environment)
Item no. 50339-5-9970 · Revision 82545 · Release 2014-05-08 · 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 · [email protected] · www.ebmpapst.com