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3.6 Operating Mode Description
Operating mode Description
LCD display
Online mode
When the input voltage is within acceptable
range, UPS will provide pure and stable AC
power to output. The UPS will also charge the
battery in online mode.
ECO mode
(Efficiency
Corrective
Optimizer)
When the input voltage is within setting range
(±3%Vo max), UPS will bypass voltage to output
for energy saving. PFC and INVERTER are still
active in this mode.
AECO mode
(Advanced
Efficiency
Corrective
Optimizer)
When the input voltage is within setting range
(±3%Vo max), UPS will bypass voltage to output
for energy saving. PFC and INVERTER are off
in this mode.
Frequency
Converter mode
When input frequency is within 40 Hz to 70 Hz,
the UPS can be set at a constant output
frequency, 50 Hz or 60 Hz. The UPS will still
charge battery under this mode.
Battery mode
When the input voltage is beyond the
acceptable range or power failure occurs and
alarm is sounding every 4 seconds, UPS will
backup power from battery.
Bypass mode
When input voltage is within acceptable range
but UPS is in overload, UPS will enter bypass
mode or bypass mode can be set by front panel.
Alarm sounds every 10 seconds.