LEGRAND 3 101 54 Bedienungsanleitung Seite 33

five seconds. At the same time, the fan at the front of the UPS will start operating.
5. Press and hold the ON button
will beep and the LED indicators
procedure is now completed, and the UPS outlets are ready to supply power to the load.
6. It is advisable to perform a battery mode test before connecting the loads to the UPS to ensure
that the batteries are working properly. To do this, switch off the AC power source when the
UPS is on. The LED on the front panel display will turn off, the LED will shine, and the buzzer
will pulsate, indicating that the UPS is in Battery Mode. Connect a non-critical load to the UPS
outlets to confirm that the batteries are supplying power. Repeat the test by switching on and
off the AC power source to ensure that the UPS is functioning properly.
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
progress. When the self-test is completed the UPS will return to AC mode. If there were no faults or
abnormal conditions then the
Note: the main function of self testing is to run a discharge test on the batteries.
Battery mode (Cold Start)
This UPS can be switched on without the presence of an AC power source.
Press and hold the ON button
10 seconds press and hold the same button a second time. The UPS will perform its start-up
procedure. The LEDs
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.
Shutdown
AC mode
Press and hold the OFF button
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.
DC mode
Press and hold the OFF button
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.
for approximately one second to start the UPS. The buzzer
, ,
1
2
1
2
and LEDs will turn off.
1
2
1
until the buzzer beeps. Release and then within the next
1
2
, , and
1
2
2
1
2
1
for five seconds until the buzzer beeps. The UPS will cut the
2
for five seconds until the buzzer beeps. The UPS will cut the
1
2
1
KEOR LP 1, 2, 3 kVA
1
1
and will shine after 1-5 seconds. The start-up
2
2
1
2
LED will shine to indicate that the self-test is in
1
2
1
will shine after 1-5 seconds, and the buzzer will
2
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