APC Silcon DP300E Series - Manual (Page 33)

33 User Guide Silcon DP300E Series 480V 400-500kVA
7OA0004 US rev. 02
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.
Preventive Maintenance
Actions Display shows Description
1. Press
2. Press or
until
3. Press
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)
7. Press
8. Press
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.
Battery capacity
test : xxx
Starts the battery test.
(To interrupt a running test – perform
point 1-2 and then press key and
)
“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.
“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 .
8.4 Battery capacity test
Battery capacity
test : ON
Data stored
Battery operation
time : xxx min.
NOTE:
Expect 16 hours recharge time
after a battery capacity test
before full backup time is
available.
Normal operation
load power xx%
Battery capacity
test : xxx
Normal operation
load power xx%