Powerware UPS Sidecar Powerware 9390 - Manual (Page 18)

INSTALLING THE UPS SIDECAR
EATON Powerware ® 9390 UPS Sidecar Installation and Operation Manual S 164201586 Rev E www.powerware.com 2-2
3. If not already removed, remove the screws securing the internal safety shield
panel and remove the panel to gain access to the terminals.
NOTE If a Bypass Input Breaker is not installed, a minimum of two separate feeds with upstream feeder
breakers, or one feed with two upstream feeder breakers, must be provided: one for the UPS and one for the
UPS Sidecar bypass input. DO NOT use one feed or a single-feeder breaker to supply both the UPS and
Sidecar.
4. If wiring a single-feed system with or without a Rectifier Input Breaker, continue
to Step 5; if wiring a dual-feed system with an RIB, proceed to Step 8.
5. Route the bypass input cables to the UPS Sidecar bypass terminals. See Drawing
164201546-6, starting on page A-30, for UPS Sidecar wiring access information
and terminal locations.
6. Connect phase A, B, and C bypass input power wiring from the source to the
bypass terminals on the UPS Sidecar.
7. Proceed to Step 12.
8. Disconnect the single-feed jumpers between BIB 1, 3, 5 terminals and RIB 1, 3,
5 terminals.
9. Route the bypass and rectifier input cables to the UPS Sidecar bypass and
rectifier input terminals. See Drawing 164201546-6, starting on page A-30, for
UPS Sidecar wiring access information and terminal locations.
10. Connect phase A, B, and C bypass input power wiring from the source to the
bypass terminals on the UPS Sidecar.
11. Connect phase A, B, and C power wiring from the source to the UPS rectifier
input terminals on the UPS Sidecar.
12. Route the output cables to the UPS Sidecar output terminals. See Drawing
164201546-6, starting on page A-30, for UPS Sidecar wiring access information
and terminal locations.
13. Connect phase A, B, and C, and Neutral power wiring from the UPS Sidecar
output terminals to the critical load.
14. After wiring the UPS system to the facility power and critical load, be sure to
ground the system according to local and/or national electrical wiring codes.
15. When all wiring is complete, reinstall the internal safety shield panels removed in
previous steps.
16. Reinstall the UPS Sidecar front panel and secure with the screw at the bottom of
the panel.