Liebert NX UPS System Prompt Pop-Up Windows, Dynamic Energy Flow Chart and UPS Help Screen

Operator Control Panel and Display

7.3Prompt (Pop-Up) Windows

The prompt window is displayed during the operation of the system to alert the user to certain condi- tions and / or to require user confirmation of a command.

Table 23 Prompt windows, meanings

Prompt	Meaning
	Inverter and Bypass supplies are not synchronised and
Transfer with interrupt, please confirm or cancel	any load transfer between the supplies will cause a brief
	load interruption.
	The total load must be less than the capacity of one unit
The load is too high to be transferred with interrupt	to allow a parallel system to perform an interrupted
	transfer from bypass to inverter.
This Operation Leads to Output Shutdown, Confirm or	No alternative supply is available and any Inverter Off
Cancel	operation will cause the load to be de-energised.
This operation leads to inverter overload, confirm or	The turn-off this inverter will lead to the overload of
cancel	remaining inverter(s) in a parallel system.
Turn on more UPS to carry current load	The number of paralleled inverters already turned on is
	insufficient to carry the existing load.
Battery will be depleted, confirm	Battery Capacity test discharges the battery 100%
System self test finished - everything is ok.	No action required
System self test finished - Please check the current	Check “Current Records” window
warnings.
Enter control password	Required for Battery or UPS test (default = 12345)
	Battery self-test condition is not enough. User should
Battery Self Test aborted, condition not met	check whether battery state is boost charging and
	whether load level is greater than 20 percent.
Battery Refresh Charge aborted, condition not met	Boost charging condition is not enough, such as (No
	battery, charger has failed, etc.).

7.4Dynamic Energy Flow Chart and UPS Help Screen

This screen displays a mimic diagram of the UPS that includes energy flow and status of isolation and transfer switches. Press the “Help” key to activate this screen. Press again to toggle between this screen and the main screen.

Figure 34 Help screen

		Help information
	Select the current record window
	Select the previous menu item
Press help key back to main menu
F1	F2	F3	F4	HELP
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