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RACK TOWER ONLINE UPS
4.011.2017
RTS-ON-user-manual_ENG-R1
22
Bypass yellow LED is on, the buzzer beeps once every 2 minutes. The warning red LED is on when beeping, what
LCD displays depending on the exact load and battery capacity.
Turn to bypass mode under the following two conditions:
①
Turn off the UPS line mode while start the bypass output.
②
Overload in line mode.
Note:
When UPS is working in bypass mode, it has no back up function.
4.2 Line mode
LED indications on front panel in line mode or CUCF mode are as following: The inverter green LED is on.
When input AC mains correspond to the working conditions, UPS will work in line mode.
4.3 Battery mode
LED indications on front panel in battery mode are as following: both the inverter green LED and battery yellow
LED is on, the buzzer beeps once every 4 seconds. The warning red LED will be on while beeping.
When the mains power is low or unstable, UPS will turn to battery mode at once.
4.4 ECO mode
LED indications on front panel in ECO mode are as following: both the inverter green LED and bypass yellow LED
are on.
When the input mains meets the input range of the ECO mode and the ECO function is on, the UPS will works in
ECO mode. If input AC mains exceed the range of ECO several times within one minute but stays in inverter input
range, UPS will work in AC inverting mode automatically.
4.5 Fault mode
LED indications on front panel in Fault mode are as following: warning red LED is on and LCD display fault code
and related icon.