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5.3 Battery recharge
Fully charge the batteries (external) of the UPS system by leaving the UPS
system connected to the mains power for 1-2 hours approximately. The UPS
system is able to operate immediatly without undertaking the recharging
process, but the backup time may be shorter than the nominal value
specified.
5.4 Turn on the UPS
(1) With mains power connecting:
Press On-button continuously for more than 1 second to turn on the UPS,
the UPS will move onto the Line mode; the LCD screen will indicate the
status of the UPS.
(2) Without mains power connecting:
Even though mains power is not connected to the UPS, the UPS still can
be turned on by just simply pressing on button continuously for more
than 1 second with external batteries connected, the UPS will get into the
Battery mode, and the LCD screen will indicate the state of the UPS.
Note: The default setting for bypass mode is no output after UPS is
connected to mains power and the breaker is turned on. This can be
configurable.
5.5 Test function
Test function is checking battery performance of the UPS system by pressing
the On-Switch for more than 1 second while the UPS is operating in Line
mode. The UPS will detect whether the battery is connected or the battery
has reduced capacity. The UPS can also implement this test automatically
and periodically, the time period is configurable.