Eaton Power Xpert 9395 550/275 Installation And Operation Manual page 88

7. Remove the screws securing the internal safety shield panel and remove the panel. Retain the hardware
for later use.
8. To gain access to terminal blocks TB1 and TB2 and the interface entry conduit landing plates, loosen 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
9. Remove the UPS cabinet interface entry conduit landing plates to drill or punch holes (see
10. Reinstall the interface entry plates and install conduit.
11. To locate the appropriate terminals and review the wiring and termination requirements, see
3.2.4 UPS System Power Wiring
12. Route and connect the wiring as shown in
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.
Table 22. REPO Wire Terminations
From REPO Station(s)
Switch Contact Block
Figure 31. Normally-Open REPO Switch Wiring
REPO
Switch
(NO)
NOTE REPO switch rating is 24 Vdc, 1A minimum.
NOTE T he REPO switch must be a latching-type switch not tied to any other circuits.
NOTE REPO normally-open and normally-closed return terminals are separated on the terminal board but are electrically in common.
Preparation,
To Customer Interface
Terminal Board TB1 in UPS
(Either Block)
3 NO
4 NO
3
Twisted
Wires
4
Eaton Power Xpert 9395 UPS Installation and Operation Manual 164201716—Rev 14
Figure 23).
Table 21, and Figure 23
Table 22 and Figure 31.
Wire Size
Cabinet
TB1 3 Twisted Wires (2)
14 22 AWG (0.75
TB1 4
4.0 mm2)
1 (NC)
2 (Return)
UPS TB1
3 (NO)
4 (Return)
UPS System Installation
Figure
through Figure 26.
Tightening Torque
7 lb in (0.8 Nm)
15).
67