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Battery mode
Being in battery mode are as following: the buzzer beeps
once every 4 seconds.
When the mains power is low or unstable, UPS will turn to
battery mode at once, and LCD displays ‘batt’.
ECO mode
Being in ECO mode are as following: When the input mains
meet the input range of the ECO mode and the ECO function
is on, the UPS works in ECO mode. If input mains exceed the
range of ECO several times within one minute but stays in
inverter input range, UPS will work in inverting mode
automatically. LCD displays ‘ECO’.
CUCF mode
Frequency conversion mode is mainly to provide a stable
voltage and frequency (mainly in terms of frequency). After
starting this mode, its output will not be affected by utility to
meet input needs of some precision equipment and make
users’ load more stable and secure. After opening CUCF
mode setup, LCD displays ‘CUCF’. Under the CUCF mode,
when the output frequency is set to 50HZ, the load capacity
decreased to 80% of the original volume; when the output
frequency is set to 60HZ, the load capacity decreased to
70% of the original capacity. The output frequency is fixed
with the setting values, it doesn’t vary with utility change. And
the UPS cannot be set to going bypass under this mode.
Fault mode
When UPS has a failure, the buzzer beeps and the UPS
turns to fault mode. UPS cuts off the output and LCD displays
fault codes. At the moment, users can press the mute key to
make the buzzer stop beeping temporarily to wait for
maintenance. Users can also press the OFF key to shut
down the UPS when confirm that there is no serious fault.
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