Lowell UPS8 Series Manual
Pg. 21
Operating Mode
Description
LCD Display
ECO mode
When the input voltage is within voltage
regulated range, UPS will power the output
directly from the mains . ECO is an abbreviation
of Efficiency Corrective Optimizer . In this mode,
when battery is fully chaged, the fan will stop
working for energy saving .
Buck mode
when AC is normal
When the input voltage is higher than the
voltage regulation range but lower than high
loss point, the buck AVR will be activated .
Boost mode
when AC is normal
When the input voltage is lower than the
voltage regulation range but higher than low
loss point, the boost AVR will be activated .
Battery mode
When the input voltage is beyond the
acceptable range or power failure and alarm is
sounding every 10 seconds, UPS will backup
power from battery .
Standby mode
UPS is powered off without output power, but
the battery is still being charged .
Operating Mode Descriptions