UPS-Mounted Bypass Switch Installation

8.Secure the sides of the module to the L-brackets using six screws (see Figure 16).

9.Secure the top of the module to the top cabinet using four of the screws removed in Step 1.

10.Continue to the following section, “Wiring the MBM/PDM.”

Screws for

Top of Module

Screws to L-Bracket

Figure 16. Attaching the L-Brackets

Wiring the MBM/PDM

The Powerware 9155 UPS has the following power connections:

￿2-phase (L1 and L2), neutral, and ground connection for rectifier/bypass input

￿2-phase (L1 and L2), neutral, and ground connection for load output

The nominal input/output voltages are:

￿100/200, 110/220, or 120/240 Vac with 180° phase displacement

￿120/208 or 127/220 Vac with 120° phase displacement

32

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