2-- 2
Powerware 9315 (500 kVA--750 kVA) T1 and T3 Installation Addendum
164201244--001 REV. A 011500
WARNING:
Blower assemblies B8--B11 and B12--B15 are heavy and may require two
persons to remov e.
9. Slide blower assembly forward to disengage tabs from under lower dead front
panel and remove assembly (see figure 2---3).
10. Removetwoscrewssecuringsideinverterbaffleandremovebaffle(seefigure
2 --- 4 ) .
11. Remove four screws securing front inverter baffle and remove baffle.
12. Disconnect blow er connectors B12P1 through B15P1.
13. Loosen three bottom screws securing Blower Assembly B12---B15 (see figure
2 --- 3 ) .
14. Remove four top screws securing Blower Assem b ly B12---B15.
15. Slide blower assembly up and off of lower mounting screws and remove
assembly.
16. Loosen three top screws on lower deadfront panel (see figure 2---3).
17. Remove eight screws from upper deadfront panel and remove panel.
18. Remove eight screws from lower deadfront panel and remove panel.
19. Remove front transformer baffle by removing two screws (see figure 2---5).
2.1.2 Disconnecting T 1 Power Wiring
To disconnect T1 power wiring, perform the following procedure:
CAUTION:
In the following steps, 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 fa lling into the
transformer must be removed.
1. Disconnect all output wires from transformer terminal lugs X1, X2, and X3.
Reinstall hardware to terminal lugs and secure (see figure 2---5).
2. If used, disconnect all output wires from transformer terminal lugs X11, X21,
X31. Reinstall hardware to terminal lugs and secure.
3. Disconnect all output wires from transformer terminal lugs X01, X02, and X03.
Reinstall hardware to terminal lugs and secure.
4. Disconnect all input wires from transformer terminal lugs H1, H2, and H3.
Reinstall hardware to terminal lugs and secure.
5. Disconnect and remove three jumper wires between terminal lugs H1and H21,
H2 and H31, and H3 and H11.
6. Disconnect transformer ground wire from cabinet base (see figure 2---2).
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