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a
b
130BA419.10
Figure 2.1 Top and Bottom Cooling Clearance
Enclosure
A1-A5
B1-B4
C1, C3
C2, C4
a/b (inch
[mm])
3.94 [100]
7.87 [200] 7.87 [200] 8.86 [225]
Table 2.1 Minimum Airflow Clearance Requirements
2.3.2 Lifting
•
Check the weight of the unit to determine a safe
lifting method
•
Ensure that the lifting device is suitable for the
task
•
If necessary, plan for a hoist, crane, or forklift with
the appropriate rating to move the unit
•
For lifting, use hoist rings on the unit, where
provided
2.3.3 Mounting
•
Mount the unit vertically
•
The adjustable frequency drive allows side by
side installation
•
Ensure that the strength of the mounting location
will support the unit weight
•
Mount the unit onto a solid flat surface or onto
the optional backplate to provide cooling airflow
(see
and
•
Improper mounting can result in overheating and
reduced performance
•
Use the slotted mounting holes on the unit for
wall mounting, when provided.
130BA219.10
A
Figure 2.2 Proper Mounting with Backplate
Item A is a backplate properly installed for required airflow
to cool the unit.
130BA228.10
A
Figure 2.3 Proper Mounting with Railings
NOTE!
Backplate is needed when mounted on railings.
2.3.4 Tightening Torques
See
10.4 Connection Tightening Torques
for proper
tightening specifications.
Installation
VLT
®
AutomationDrive Instruction
Manual
2-2
MG33AM22 - VLT
®
is a registered Danfoss trademark
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