4.3.1.2. Start-up in Battery Mode (Cold Start)
This UPS can be switched on without the presence of an AC power
source.
Press and hold the ON button ‘
’ until the buzzer beeps. Release
and then within the next 10 seconds press and hold the same button a
second time. The UPS will perform its start-up procedure. The LEDs
" " ,"
","
"and "
" will shine after 1-5 seconds, and the
buzzer will pulsate to indicate successful power-on.
Note: Ensure that the UPS batteries are pre-charged for at least
four hours by simply connecting the AC power cord to the utility
receptacle.
4.3.1.3. Shutdown
1. Shutdown in AC Mode
Press and hold the OFF button ‘
’ for five seconds until the
buzzer beeps. The UPS will cut the power supply to the outlets.
The ventilating fans will continue to operate. Switch off the AC
power source. The ventilating fans will stop. The UPS is now
completely shut down.
2. Shutdown in DC Mode
Press and hold the OFF button ‘
’ for five seconds until the
buzzer beeps. The UPS will cut the power supply to the outlets.
The LEDs will turn off, and the ventilating fans will stop after ten
seconds and the ±BUS discharge is below 42 V. The UPS is now
completely shut down.
4.3.1.4. Self Testing in AC Mode
After the UPS has been successfully started in AC mode, press and
hold the Self-Test button ‘
’ for five seconds until the buzzer
beeps. The LED will shine to indicate that the self-test is in
progress. When the self-test is completed the UPS will return to AC
mode. If there were no faults or abnormal conditions then the LED
indicators
and
LEDs will turn off.
Note: The main function of self testing is to run a discharge test
on the batteries.
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