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When the input mains meets the input range of the ECO mode and start the ECO
function, the UPS will works on ECO mode. If input AC mains exceeds the range of
ECO several times in a row in a minute but stays in inverter input range, UPS will work
on AC inverting mode automatically.
4.5.5
Fault mode
LED indications on front panel in fault mode are as following: warning red LED is on
Fault mode (LCD interface on which the fault code display)
When UPS has fault. The warning LED is on and the buzzer beeps. UPS will turn to
fault mode. UPS cuts off the output and LCD display fault codes. At the moment, you
can press the mute key to make the buzzer stop beeping temporarily to wait for
maintenance. You can also press the OFF key to shut down the UPS when confirm
that there is no serious fault.
NOTE:
As for corresponding information of the fault code, please refer to Fault Code
information Table in Appendix1.
★
The following process must be performed if UPS is connected with generator:
★
First turn on generator, after it runs stably connect output power of generator to UPS
input terminal, then turn on UPS. After UPS turned on, please connect load
one-by-one.
★
It is recommended that the generator capacity is as twice as UPS rated capacity
★
You’d better not use the ECO mode when the quality of the input AC mains is not
good
。