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Pre-Installation
34
VFDB-SVX001A-EN
Lift the Power Module/LV Control Cabinet
Depending on the type of drive frame, or lifting angles
must be installed before you can lift the cabinet.
Lifting Bars for A-frame Drives (All ratings)
The lifting bars are shipped with the main drive and must
be secured before lifting the cabinet.
1. Remove the lifting bars from the skid.
2. Remove the four lifting covers at the bottom of the
front and back sides of the drive.
3. Push the lifting bars through the lifting holes ate the
bottom of the drive. Make sure the locking hole at the
both ends of each lifting bar are visible from the front
and back sides of the drive. Refer to
.
4. Secure the lifting bars with M8 bolts, washers, and lock
washers. Then attach a shackle to each end of the lifting
bars.Refer to
.
Lifting Angles for B-frame Drives
The lifting angles hold the Power Module/LV Control
cabinets together to prevent separation and damage while
riggers move the drive to the final installation area.
1. Remove the lifting angles from the skid.
2. Align and secure the lifting angles in four places as
shown in below figure.
Lift the Isolation Transformer Cabinet
(for B-frame Drives Only)
1. Unfasten and remove the middle top plate on top of the
cabinet, and retain middle top plate and hardware.
The configurations have two to five top-mounted main
cooling fans in the isolation transformer cabinet.
2. Attach the select cable to the U-ring attachments
, ensuring the cables pass freely through one
or two fan openings of the cabinet and that they do not
contact the edge of the fan opening.
3. Attach the U-ring attachments to the lifting provisions
on the isolation transformer.
Figure 21.
Install lifting bars from A-frame drives (all
ratings)
Figure 22.
Install shackles to the lifting bar
Lifting hole
Locking hole
Lifting bar
Shackle
Washer
Lock washer
M8 bolt
Nut
Figure 23.
Install fasteners from the lifting angles to the
drive in four places per cabinet
Lifting Angle pair
M12 bolt
Spacer
Washer