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OPERATION
5.1 Start-up the UPS
5.1.1 For 1000 VA model or lower
5.1.1.1 Turn off all loads.
5.1.1.2 Press and hold PRECHARGE button for 5 seconds or until the LCD lit, then release. Turn on
BATTERY circuit breaker. BATTERY LEVEL indicator shows battery level.
Caution:
DO NOT turn on BATTERY circuit breaker before precharge the UPS because the
UPS may be damaged.
Note:
In case of battery extension, turn on BATTERY circuit breaker or FUSE circuit breaker
(if available) of the battery extension unit before pressing PRECHARGE button and turning on
BATTERY circuit breaker at the UPS.
5.1.1.3 Plug input cable or input power cord to AC receptacle. INPUT, BYPASS and RECTIFIER/CHARGER
indicators are lit.
5.1.1.4 Press and hold ON button for 2 seconds or until alarm beep sound to turn on the UPS.
The ON indicator blinks and UPS start up self-test automatically. After self test, if the UPS
operates normally, the display will show the operating status
5.1.1.5 Turn on connected loads.
5.1.2 For 1500 VA model or higher
5.1.2.1 Turn off all loads.
5.1.2.2 Press and hold PRECHARGE button for 5 seconds or until the LCD lit, then release. Turn on
BATTERY circuit breaker. BATTERY LEVEL indicator shows battery level.
Caution:
DO NOT turn on BATTERY circuit breaker before precharge the UPS because the
UPS may be damaged.
Note:
In case of battery extension, turn on BATTERY circuit breaker or FUSE circuit breaker
(if available) of the battery extension unit before pressing PRECHARGE button and turning on
BATTERY circuit breaker at the UPS.
5.1.2.3 Turn on INPUT circuit breaker and BYPASS circuit breaker (if available). INPUT, BYPASS and
RECTIFIER/CHARGER indicators are lit.
5.1.2.4 Press and hold ON button for 2 seconds or until alarm beep sound to turn on the UPS.
The ON indicator blinks and UPS start up self-test automatically. After self test, if the UPS
operates normally, the display will show the operating status
5.1.2.5 Turn on OUTPUT circuit breaker (if available).
5.1.2.6 Turn on connected loads.
5.2 Turning on and off the UPS for the next time
After finished the start-up procedure, press and hold OFF button until alarm beep sound once then
release to turn off the UPS. To turn on the UPS at the next time, Only press and hold ON button untilalarm
beep sound once then release.
5.3 When blackout or power fails
When blackout or power fails, the UPS continuously supplies power to loads for 15-90 minutes
(depending on load quantity and UPS power rating). UPS draw backup power from battery (INV. SUPPLY and
ALARM indicators blink and alarm sound). When the backup power in the battery is low, LOW BATT. indicator
(the 2
nd
from left) will blink and alarm sound rapidly to warn that the UPS will shutdown in a few minutes (Low
