Eaton Powerware 9390 Specifications download pdf (Page 35)

Installing the IAC

3-15

EATON Powerware

9390 IAC-B and IAC-T Installation and Operation Manual S 164201590 Rev C powerware.com

10. Route the UPS input cables from the UPS to the IAC BIB output terminals. Refer to

the applicable Powerware 9390 Installation and Operation manual, listed in

paragraph 1.5, for UPS cabinet terminal locations and termination requirements.

See Drawing 164201590-6, starting on page A-34, for IAC wiring access information

and terminal locations.

NOTE

The leads in the following step may be connected to E1, E2, and E3 (rectifier

input terminals) or to E6, E7, and E8 (bypass input terminals) depending on the UPS

model. When connecting the leads to the input terminals, refer to the instructions in the

applicable

Powerware 9390 Installation and Operation manual, listed in paragraph 1.5

for the correct terminals.

11. Connect phase A, B, and C, and, if required, Neutral power wiring to the UPS input

and IAC BIB output terminals. Refer to the applicable Powerware 9390 Installation

and Operation manual, listed in paragraph 1.5, for the correct terminals.

12. If wiring a dual-feed system with an RIB, continue to Step 13; otherwise, proceed

to Step 19.

13. Disconnect the single-feed jumpers between the bypass input terminals and the

rectifier input terminals on the IAC .

14. Change UPS wiring for dual feed. Refer to the applicable Powerware 9390

Installation and Operation manual, listed in paragraph 1.5, for instructions.

15. Route the rectifier input cables to the IAC RIB input terminals. See Drawing

164201590-6, starting on page A-34, for IAC wiring access information and

terminal locations.

16. Connect phase A, B, and C power wiring from the source to the IAC RIB input

terminals.

17. Route the UPS rectifier input cables from the UPS to the IAC RIB output terminals.

Refer to the applicable Powerware 9390 Installation and Operation manual, listed

in paragraph 1.5, for UPS cabinet terminal locations and termination requirements.

See Drawing 164201590-6, starting on page A-34, for IAC wiring access information

and terminal locations.

18. Connect phase A, B, and C, and, if required, Neutral power wiring to the UPS

rectifier input and IAC RIB output terminals.

19. Route the output cables from the critical load to the IAC MIS output terminals.

See Drawing 164201590-6, starting on page A-34, for IAC wiring access information

and terminal locations.

20. Connect phase A, B, and C, and, if required, Neutral power wiring from the IAC

MIS output terminals to the critical load.

21. 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.

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Eaton Powerware 9390 Specifications Page 35

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