APC DP300E Series manual Battery capacity test, Actions Display shows

Preventive Maintenance

8.4 Battery capacity test

NOTE:

Expect 16 hours recharge time after a battery capacity test before full backup time is available.

Actions Display shows

1.Press

2.Press or

Battery capacity

until

test : xxx

3. Press	Battery capacity
	test :	ON

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 show “???”!

A battery monitor test can be per- formed 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

)

4.Press

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)

Data stored

Battery operation time : xxx min.

Normal operation load power xx%

WARNING!

The UPS must at least be in operation for min. 16 hours in a 3 month period to ensure that the battery is sufficiently charged. If not the battery might be damaged.

Battery capacity

7. Press

test : xxx

Normal operation

8. Press

load power xx%

“xxx” is actual obtained back-up time in minutes. (Battery capacity test only).

Exits the parameter stack.

If not operated the system will auto- matically exit after 30 seconds.

If the UPS has to be taken out of operation for more than 48 hours, the battery must be disconnected in order to prevent it from being totally discharged. The information how to do this can be found in chapter 2.4.1.

7OA0004 US rev. 02

User Guide Silcon DP300E Series 480V 400-500kVA 33