UPS System Installation
4-26
Power Xpert
TM
9395 550/275 UPS (225–550 kVA) Installation and Operation Manual
164201716—Rev 8
www.eaton.com/powerquality
16. Reinstall the small top internal safety shield panel and secure with the cabinet mounted screws.
17. Reinstall the front door removed in Step 6 and secure with the retained hardware.
18. Close the door and secure the latch.
19. If removed, reinstall the safety shield panel removed in Step 7. Secure with the retained hardware.
20. If removed, reinstall the left front panel removed in Step 5 and secure with the retained hardware.
Figure 4-21 shows the wiring connections if the normally-closed REPO contacts are used, and Figure 4-22
shows alternative methods of connecting a REPO switch if using another manufacturer's switch.
Figure 4-21. Normally-Closed REPO Switch Wiring
Figure 4-22. Normally-Closed and Normally-Open REPO Switch Wiring
3 (NO)
UPS TB1
REPO
Switch
(NC)
Twisted
Wires
1 (NC)
2 (Return)
4 (Return)
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.
1
2
3 (NO)
UPS TB1
REPO
Switch
(NO)
Twisted
Wires
1 (NC)
2 (Return)
4 (Return)
REPO
Switch
(NC)
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.
Summary of Contents for Power Xpert 9395 550/275
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