Chapter 11 Operation

This chapter contains information on how to use the Powerware 9155, including front panel operation, UPS startup and shutdown, and operation of the Maintenance Bypass switch.

Control Panel Functions

The UPS has a four-button graphical LCD with backlight. It provides useful information about the UPS itself, load status, events, measurements, and settings (see Figure 40).

Power On Indicator (Green)

On Battery Indicator (Yellow)

Bypass Indicator (Yellow)

Alarm Indicator (Red)

Control Buttons

for the LCD Menu Options

Figure 40. Powerware 9155 Control Panel

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

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