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11.5 Battery Test
You can perform automatic and manual tests of the built-in and externally connected batteries.
You can do this without stopping the load devices connected to the UPS.
When it is shipped from the factory, the UPS is set up to perform an automatic battery test
once every 6 months. To change the automatic battery test schedule, set item
⑮
“Battery
check schedule” in §10.1 “Setup Menu Item List”.
Proceed as follows to perform a manual battery test.
Check that the batteries have been charged for at least 12 hours before performing the test.
①
Press
and hold it for 2 seconds.
The green BATT. TEST indicator starts blinking, and the battery test starts.
The test finishes
in about 90 second
Check the green BATT. TEST indicator for the results of the test.
Battery Test Results
Display
Confirmed Backup Time
Result
Green BATT. TEST lit
2 minutes or more
The batteries are OK.
Green BATT. TEST slow blink
Buzzer:******* ... ******* ...
7 beeps 7beeps
Under 2 minutes
An early battery exchange
is recommended.
②
After the battery test has finished and the green BATT. TEST indicator lights or starts
blinking, press
.
The green BATT. TEST indicator goes off and returns to its normal indication.
③
To stop the battery test while it is underway, press
The UPS returns to normal operation.
The battery test stops if any of the following occur while it is underway.
・
Input power error (voltage or frequency).
・
Mechanical failure
・
Switching of Forced Bypass switch
・
Setting MAIN MCCB to “OFF”
・
Output power overload
・
Pressing for 1 second or longer
The green BATT.TEST indicator does not display the results of the test if the test is
interrupted.
Note
The results of the test are only an approximate guide. If the batteries have reached their
replacement interval, an early replacement is recommended even if the results of the test are OK.
See §11.4 “Battery Maintenance” for more information about the replacement interval.
Hold for 2 seconds
Buzzer
** ** ** ...
LEDs
Green BATT. TEST Fast blink
Battery operation for about
90 seconds