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If not already accomplished, remove one top screw and two bottom screws securing the UPS left front
6.
panel (see Figure 4‐2). Lift the panel straight up to remove it from the panel hanger bracket at the top of
the cabinet.
Remove the screws securing the internal safety shield panel and remove the panel. Retain the
7.
hardware for later use.
To gain access to terminal blocks TB1 and TB2 and the interface entry conduit landing plates, loosen
8.
the screws securing the small top internal safety shield panel and remove the panel. This panel is to
the right of the X-Slot communication bays (see Figure 4‐13).
Remove the UPS cabinet interface entry conduit landing plates to drill or punch holes (see Figure 4‐4 ).
9.
10. Reinstall the interface entry plates and install conduit.
11.
To locate the appropriate terminals and review the wiring and termination requirements, see paragraph
3.2.2, Table 4‐1 , and Figure 4‐13 through Figure 4‐16 starting.
12. Route and connect the wiring as shown in Table 4‐2 and Figure 4‐21.
13. If the normally-closed REPO TB1 connection in the UPS is not used, connect a jumper wire between
pins 1 and 2 on TB1.
14. If you are installing multiple REPO switches, wire additional switches in parallel with the first REPO.
From REPO Station(s)
Switch Contact Block
(Either Block)
3 NO
4 NO
Table 4‐2. REPO Wire Terminations
To Customer Interface
Terminal Board TB1 in
UPS Cabinet
TB1‐3
Twisted Wires (2)
TB1‐4
9395P 250 kVA / 275 kVA / 300 kVA
User's and Installation Guide
Wire Size
Tightening Torque
7 lb in
14–22 AWG
(0.8 Nm)
2
(0.75–4.0 mm
)
48
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