Operating instructions
W1G250-CH67-52
Translation of the original operating instructions
3.2 Nominal data
Motor
M1G074-BF
Nominal voltage in VDC
48
Nominal voltage
range in VDC
36 .. 57
Type of data definition
fa
Speed in min
-1
2750
Power input in W
105
Current draw in A
2.6
Max. back pressure in Pa
140
Min. ambient
temperature in °C
- 25
Max. ambient
temperature in °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 description
Mass
2.85 kg
Size
250 mm
Surface of rotor
Coated in black
Material of electronics
housing
Die-cast aluminium, 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
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
Motor protection
Reverse polarity and locked-rotor
protection
Cable exit
Lateral
Product conforming
to standard
EN 60950-1
Approval
UL 1004-1; CSA C22.2 Nr.77
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 Graphic rendition of products
;
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)
Item no.: 50581-5-9970 · Revision: 70943 · Print-out: 2012-02-24 · Y. Uhlmann (VM-TDO) · Page 5 / 9
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 7938 81-0 · Fax +49 7938 81-110 · [email protected] · www.ebmpapst.com
