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Powerware 9315 (500 kVA--750 kVA) T1 and T3 Installation Addendum
164201244--001 REV. A 011500
3.1.3 Removing T3
To remove T3, perform the following procedure:
CAUTION:
Lift only with forklift or transformer damage may occur.
1. Remove eight transformer mounting bolts and washers securing transformer to
cabinet base (see figure 3---2). Retain hardware.
2. Po sition the transformer power cables, so that the cables will not interfere with
the removal of the transformer from the cabinet.
3. Adjust forks on fork lift to correspond to the spacing between the transformer
mounting rails.
4. Slowly move fork lift into position under transformer.
5. Carefully lift transformer just enough to clear cabinet base. Ensure top of
transformer does not come in contact with the horizontal cabinet brace.
6. Move forklift backward, removing transformer from cabinet.
CAUTION:
In the step 7, ensure that no hardware falls into the transformer. As a
precaution, cover the top of the transformer windings with a cloth or
cardboard. Any hardware falling i nto the transformer must be
remove d.
7. Connect jumper wires to transformer lugs using the information contained in
table 3---1. Mount one wire to front of lug and one to back of lug, using two flat
washers (one on back and one on front of bolt), one belleville washer, and one
nut. Tighten bolts securely. See figure 3---6 for terminal lug locations.
Ta b l e 3 --- 1 . T 3 J u m p e r W i r e I n s t a l l a t i o n
Wire
Number
Number of
Wires
From To
118 2 T3-Y01 T3-Y02
119 2 T3-Y02 T3-Y03
8. Move transformer to shipping pallet and place on pallet.
9. Secure transformer to shipping pallet and cover with packing material.
10. Reinstall transformer mounting bolts into cabinet mounting holes for shipping.
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