Operation
Rack Online 1-3k UPS User Manual 19
7. Operation
7.1 Operation Mode
1. Turn on the UPS in normal mode
1) After you make sure that the power supply connection is correct, and then close the
battery breaker (this step only for long backup time model), after that turn on the
utility power. At this time the fans rotate, and LCD is on
2) Press ON/OFF for about 1 second, REC led will green flicker. Inverter will start and
the INV green led flickers when REC led is green
NOTE
In some application, UPS is set to start automatically, there will be something
different.
3) About several seconds, the UPS turn into normal Line mode. If the utility power is
abnormal, the UPS will operate in Battery mode without output interruption of the
UPS.
2. Turn on the UPS from battery without utility power
1) After you make sure that the breaker of the battery pack is in the “ON” position (this
step only for long backup time model), press the ON/OFF button once to power on
the LCD, then press ON/OFF button again for 1 second when the buzzer alarms
2) A few seconds later, the UPS turns into Battery mode, and inverter feed the load.
3. Turn off the UPS in normal mode
1) Press ON/OFF button in condition of normal mode
2) Turn off utility power
3) If it’s a long backup model, open the battery breaker to turn off UPS completely. If it’s
an internal battery model, the UPS will shutdown completely after several seconds.
4. Turn off the UPS in battery mode
1) To power off the UPS by pressing the ON/OFF button continuously for more than 1
second
2) When being powered off, the UPS will turn into No Output mode. Finally not any
display is shown on the display panel and no voltage is available from the UPS
output.
NOTICE：Please turn off the connected loads before turning on the UPS and turn on the loads
one by one after the UPS is working in INV mode. Turn off all of the connected loads before
turning off the UPS.
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