UPS-Mounted Bypass Switch Installation

8.Connect the factory-installed wiring from the Maintenance Bypass switch to the UPS terminal block (see Figure 19).

Connect the maintenance bypass (red and black) wires to TB1-2 (the A/B maintenance bypass auxiliary contacts) on the UPS terminal block.

InputOutput

TB1 1 2 3 4 5 6 7 8 9

A/B Maintenance

Bypass Auxiliary

Contacts

Figure 19. Wiring from Maintenance Bypass Switch to UPS

9.Replace the wiring access cover on the UPS and the optional isolation transformer, if applicable.

10.Replace the MBM/PDM wiring access cover and conduit landing plate.

11.Continue to “Stabilizing the Cabinet” on page 49 to complete the installation.

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Powerware® 9155 UPS (8–15 kVA) User’s Guide S 164201553 Rev D www.powerware.com