Powerware 5140 Uživatelský manuál stáhnout pdf (Strana 41)

Operation

Powerware

5140 User’s Guide www.powerware.com

Starting the UPS on Battery

NOTE Before using thisfeature,the UPS musthavebeen powered byutility power

at leastonce and thebatteriesmust becompletely charged.

NOTE The UPS doesnot auto-detect theinput frequencywhenstarting onbattery;

the default isthe lastfrequencyusedbythe UPS.

This feature allows you to start the UPS without utility power.

To tur n o n

the UPS without using utility power, press and hold the On

button for

five seconds.

The UPS supplies power to your equipment and goes into Battery mode.

When the UPS starts on battery, it does not conduct a self-test to

conserve battery power.

Maintenance Bypass

Battery power is not available while on bypass; however, utility power

continues to be passively filtered by the UPS.

To switch the UPS to Maintenance Bypass mode:

1. Turn the Bypass switch on the UPS rear panel to the BYPASS

position (see Figure 23).

The

indicator illuminates and the UPS beeps every three

seconds. The UPS is now powering your equipment directly

from utility power.

Figure 23. TheUPS Bypass Switch

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Powerware 5140 Uživatelský manuál Strana 41