Operating instructions
W3G450-SC28-30
Translation of the original operating instructions
3.5 Mounting data
Any further mounting data required can be taken from the product
drawing or Section Chapter 4.1 Mechanical connection.
Strength class of
screws
8.8
For screw clearance, see Chapter 3.1 Product drawing
;
Secure the screws against unintentional loosening (e.g. use self-
locking screws).
3.6 Transport and storage conditions
Max. permitted
ambient temp. for
motor (transport/
storage)
+ 70 °C
Min. permitted
ambient temp. for
motor (transport/
storage)
- 40 °C
3.7 Accessories
3.7.1 AxiCool heating tape
A heating tape that can be installed in the fan housing is available for the
AxiCool fans. To prevent ice formation, ebm-papst recommends the use
of a heating tape for all applications below 0 °C. The heating tape
designed for the AxiCool fan housing is available from ebm-papst under
the following item numbers.
Fan size
Item no.
300 mm
00300-2-7680
350 mm
00350-2-7680
450 mm
00450-2-7680
During assembly, comply with the installation instructions included with
each ebm-papst heating tape.
ebm-papst assumes no liability when heating tapes from other
manufacturers are used. Note the maximum permitted temperature of
+60 ± 5 °C for the heating tape to prevent damage to the wall ring.
3.8 Electromagnetic compatibility
EMC immunity to
interference
According to EN 61000-6-2 (industrial
environment)
EMC circuit feedback
According to EN 61000-3-2/3
EMC interference
emission
According to EN 61000-6-3 (household
environment)
4. CONNECTION AND STARTUP
4.1 Mechanical connection
CAUTION
Cutting and crushing hazard when removing device
from packaging
Blades can bend
→ Carefully remove the device from its packaging, by the fan
housing. Strictly avoid shocks.
→ Wear safety shoes and cut-resistant safety gloves.
CAUTION
Heavy load when unpacking device
Risk of physical injury, such as back injuries.
→ Two people should work together to remove the device from
its packaging.
CAUTION
The blades of the impeller could be damaged.
→ Carefully set down the fan on a soft surface. Make sure the
blades are not subjected to load.
→ Following installation, make sure the impeller moves
easily and that the blades of the impeller are not deformed or
bent and do not catch at any point.
NOTE
Damage to the device from vibration
Bearing damage, shorter service life
→ The fan must not be subjected to force or excessive vibration
from sections of the installation.
→ If the fan is connected to air ducts, the connection should
be isolated from vibration, e.g. using compensators or similar
elements.
→ Ensure stress-free attachment of the fan to the
substructure.
;
Check the device for transport damage. Damaged devices are not to
be installed.
;
Install the undamaged device in accordance with your application.
CAUTION
Possible damage to the device
If the device slips during installation, serious damage can result.
→ Ensure that the device is securely positioned at its place of
installation until all fastening screws have been tightened.
●
The fan must not be strained on fastening.
4.2 Electrical connection
DANGER
Voltage on the device
Electric shock
→ Always connect a protective earth first.
→ Check the protective earth.
DANGER
Faulty insulation
Risk of fatal injury from electric shock
→ Use only cables that meet the specified installation
regulations for voltage, current, insulation material, capacity,
etc.
→ Route cables so that they cannot be touched by any
rotating parts.
Item no. 52113-5-9970 · ENU · Change 222314 · Approved 2021-02-01 · Page 6 / 11
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