User's Guide Power Supply 9150

Installation
34
Powerware
®
9150 User’s Guide www.powerware.com
If the UPS does not start and an LED other than the UPS ON
indicator is blinking, the UPS is in Automatic Configuration
Mode (see page 36).
CAUTION
Donot rotate theMaintenanceBypass switch tothe UPSposition until theUPS ON,
LINE ON, BYPASSED, and LOAD indicators illuminate; otherwise, it could cause a
powerlossto your equipment.
7. Turn the Maintenance Bypass switch to the UPS position.
The BYPASSED indicator turns off when power transfers to the
inverter. The UPS is now powering the load.
8. Reinstall the front panel.
Normal Mode Startup
To start up the UPS with the Maintenance Bypass switch in the UPS
position:
1. Remove the front panel. Lift from the bottom of the panel and
then pull out (see Figure 5 on page 22).
2. Verify that the Maintenance Bypass switchis in the UPS
position.
3. Switch on utility power where the UPS is connected.
4. Turn the UPS battery circuit breaker CB1 and optional CB2 to
the ON position.
5. Start the UPS by turning on the UPS ON/OFF switch (the
position).
The UPS checks its internal functions, synchronizes to utility,
and supplies power to the output. The UPS starts in
approximately three to five minutes. The UPS ON, LINE ON,
and LOAD indicators illuminate.
If the UPS does not start and an LED other than the UPS ON
indicator is blinking, the UPS is in Automatic Configuration
Mode (see page 36).
6. Reinstall the front panel.