User's Guide Power Supply 9150

Installation
25
Powerware
®
9150 User’s Guide www.powerware.com
9. Reinstall the UPS left side panel. (Do not reinstall the front
panel at this time.)
10. Lower the leveling feet to prevent the UPS from rolling (does
not apply for seismic mounting installations).
11. If you have additional battery cabinets, continue to “External
Battery Cabinet Installation” on page 30. Otherwise, skip to
“UPS Startup” on page 33.
UPS with Optional PDM Installation
WARNING
Onlyqualified service personnel (such asa licensed electrician) should performthe
UPSinstallation andinitialstartup.Risk ofelectricalshock.
Use the following procedure to install the PDM:
1. Switch off utility power to the distribution point where the UPS
will be connected. Be absolutely sure there is no power.
2. Remove the front panel. Lift from the bottom of the panel and
then pull out (see Figure 8).
3. Remove the left side panel of the UPS by unscrewing the two
screws and pulling the panel (see Figure 8).