Maintenance & Testing

Action

Display shows

1.Press

2.Press or

until

Battery capacity

test :

xxx

 

3. Press

Battery capacity

test :

ON

 

4. Press

Data stored

Description

"xxx" is back-up time from last test –

if no previous test has been performed or if the test has been aborted the display will read"???"!

A battery monitor test can be performed in the same way by selecting "Battery monitor test" in the display.

However, this test will not start, unless the battery is fully charged

The next step starts up the test! To abort press

Starts the battery test.

(To interrupt a running test – perform point 1-2 and then press key

and )

5.Wait about 1 sec.

6.Wait until backup times expires and a short alarm sounds. (No alarm in battery monitor test

if battery is OK)

7.Press

8.Press

Battery operation time : xxx min.

Normal operation load power xx%

Battery capacity

test : xxx

Normal operation load power xx%

"xxx" is obtained back-up time

in minutes. (Battery capacity test only)

Exits the parameter stack

If not operated the system will automati- cally exit after 30 seconds.

CAUTION!

To avoid battery damage, allow a minimum of 16 hours of UPS operation over a 3-month period for batteries to charge to a sufficient level.

If the UPS is to be taken out of operation for an extended period, disconnect the battery in order to prevent discharging. For details, refer to Installation Guide.

990-4039

User Guide APC Silcon 240-320kW 480V UPS

29

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American Power Conversion 240-320kW 480V manual Until