Eaton Powerware 9390 IAC-D Installation And Operation Manual page 31

EATON Powerware 9390 IAC-D Installation and Operation Manual S 164201591 Rev B powerware.com
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12. Install customer-supplied branch circuit breakers (Cutler-Hammer bolt-on type
BAB or QBHW breakers for bolt-on panels, or plug-on type HQP or QPHW
breakers for plug-on panels) into the Distribution Panel. See Drawing 164201591-8,
starting on page A-21, for IAC-D wiring access information and terminal locations.
When wiring branch circuits, begin adding conduits at the back of the center
NOTE
conduit landing plate to simplify future circuit additions.
13. Wire the branch circuits according to the branch circuit breaker manufacturer's
ratings and instructions, and national and local electrical codes (output is prewired
to the panelboard).
14. Verify the Distribution Panel Input breakers (CB10 and CB20) are set to 225A
(Letter G on the breakers). Use the dial on each breaker to adjust as necessary.
15. Proceed to Step 18.
NOTE When wiring branch circuits, begin adding conduits at the back of the center
conduit landing plate to simplify future circuit additions.
16. Connect phase A, B, and C, and Neutral power wiring from Distribution breakers
and Neutral Terminals to the critical load. See Drawing 164201591-8, starting on
page A-21, for IAC-D wiring access information and terminal locations.
17. If installed, use the dial on each breaker to adjust Distribution breaker (CB11,
CB12, CB13, CB21, CB22, and CB23) current ratings as required to protect the
wiring to the load. See Table F or Table G on page A-18 for the correct breaker
continuous current adjustment letter.
18. 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.
19. When all wiring is complete, close the inside distribution panel door, and secure
with screws.
20. Reinstall the safety shield covers and panels removed in previous steps.
21. Reinstall the door removed in previous steps and secure with the retained
hardware.
22. Close the door and secure the latch.
Installing the IAC-D
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