Led Indicators; Audible Alarm; Single Ups Operation - Maruson Ultima RT 6K User Manual

Button
ON/ENTER
OFF/ESC
UP
DOWN
UP + DOWN
*If pressing UP and DOWN button together, the LCD display will rotate 90ºautomatically, this operation is
used when configuring the UPS to Rack type or Tower type.

3-3. LED Indicators

There are 4 LEDs on front panel to show the UPS working status:
Mode
UPS starting up
Bypass mode
Line mode / Converter mode
Battery mode
Fault mode
Battery test mode
ECO mode
●
Note: means LED is lit;

3-4. Audible Alarm

UPS status
Bypass mode
Battery / Battery-test mode (normal battery voltage)
Battery / Battery-test mode (low battery voltage)
Fault
Warnings (except overload)
Overload
Others

3-5. Single UPS Operation

3-5-1. Turn on the UPS with utility power supply (to Line mode)
1) Make sure mains input and battery are connected well, and the battery pack breaker is at "ON"
position; Set the external mains input breaker to "ON" position, then the fan will be running and the
UPS supplies power to the loads via bypass; (The UPS is operating in Bypass mode.)
NOTE: When UPS is in Bypass mode, the output voltage comes directly from utility, so the load is
not protected by UPS. To protect the precious load, the UPS should be turned on to Line mode.
2) When LCD is on home page, press the "ON/ENTER" button, LCD will show a prompt page of "Turn
Function
 Press this button to turn on the UPS.
 Or press it to confirm the selection in the menu.
 Press this button to turn off the UPS.
 Or press it to return to last menu.
 Press this button to select the previous item in the menu.
 Or press this button to jump to previous page in the screen.
 Or press this button to increase the number in the setting.
 Press this button to select the next item in the menu.
 Or press this button to jump to next page in the screen.
 Or press this button to decrease the number in the setting.
 To allow LCD display to rotate 90ºautomatically, press these two buttons at the
same time. This operation is used to configure the UPS in rack or tower display.
LED Bypass

●
○
○
○
○
●
○
means LED is faded;  means LED is flashing.
Line Battery
 
○ ○
●
○
●
○
○ ○
● ●
●
○
Buzzer status
Beeping once every 2 minutes
Beeping once every 4 seconds
Beeping once every second
Beeping continuously
Beeping once every second
Beeping twice every second
Mute
16
Fault

○
○
○
●
○
○
Muted
Yes
Yes
Yes
Yes
No
No
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