Installation

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).

C A U T I O N

Do not rotate the Maintenance Bypass switch to the UPS position until the UPS ON, LINE ON, BYPASSED, and LOAD indicators illuminate; otherwise, it could cause a power loss to 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 switch is 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.

34

Powerware® 9150 User’s Guide : www.powerware.com