Note Remote EPO switch rating is 24 Vdc, 1 A minimum.

Note Remote EPO normally-open and normally-closed return terminals are separated on the terminal board, but are electrically in common.

Figure 3-15. Normally closed and normally open remote EPO switch wiring

3.7 Initial startup

Startup and operational checks must be performed by an authorized Eaton Customer Service Engineer, or the warranty terms specified on page W-1 become void.This service is offered as part of the sales contract for the UPS. Contact service in advance (usually a two-week notice is required) to reserve a preferred startup date.

3.8 Completing the installation checklist

The final step in installing the UPS system is completing the following installation checklist.This checklist ensures that you have completely installed all hardware, cables, and other equipment. Complete all items listed on the checklist to ensure a smooth installation. Make a copy of the Installation Checklist before filling it out, and retain the original. If installing a parallel system, complete the parallel system installation checklist in addition to the installation checklist.

After the installation is complete, your service representative must verify the operation of the UPS system and commission it to support the critical load.The service representative cannot perform any installation tasks other than verifying software and operating setup parameters. Service personnel may request a copy of the completed Installation Checklist to verify all applicable equipment installations have been completed.

NOTE

The installation checklist MUST be completed prior to starting the UPS system for the first time.

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UPS 450 - 550 kVA (2x225 - 2x275 kVA)

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Revision B

User’s and Installation Guide