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Operation And Display Panel
5.3 Detailed Description Of Menu Items
The description in the following refers to the LCD primary screen shown in Figure 5-3.
System information window
The system information window displays the current time and the UPS name. This window is purely for information - no
settings are adjustments are made here. For details, see Table 5-5.
Item
Liebert NXC 020kVA
12: 30: 36
Menu window and data window
The menu window displays the menu name of the data window. The data window displays the items of the menu selected
from the menu window. UPS parameters can be browsed and functions can be set through the menu window and data
window. Details are given in Table 5-6.
Menu
L-N voltage (V)
L-N current (A)
Mains
Frequency (Hz)
L-L voltage (V)
Power factor
L-N voltage (V)
Bypass
Frequency (Hz)
L-L voltage (V)
L-N voltage (V)
L-N current (A)
Output
Frequency (Hz)
L-L voltage (V)
Power factor
Sout (kVA)
Pout (kW)
Load
Qout (kVAR)
Load level (%)
Crest factor
Sout (kVA)
System
Pout (kW)
Qout (kVAR)
Battery voltage (V)
Battery current (A)
Battery temperature (°C)
Battery
Battery remain time (Min.)
Battery boost charging
Battery float charging
Battery is not connected
Event
Current alarm
Records
Historical alarm
Language
Language selection
46
Table 5-5 System information window
UPS name, which stands for Liebert
Current time (format: 24 Hours, h: min: s)
Table 5-6 Menu window and data window
Item
Phase voltage
Phase current
Input frequency
Line voltage
Power factor
Phase voltage
Bypass frequency
Line voltage
Phase voltage
Phase current
Output frequency
Line voltage
Power factor
Sout: Apparent power
Pout: Active power
Qout: Reactive power
The percentage of the UPS rated load
Output current crest factor
Sout: Apparent power
Pout: Active power
Qout: Reactive power
Battery bus voltage
Battery bus current
Battery temperature (°C)
Battery runtime remaining
Battery is boost charging
Battery is float charging
Battery is not connected
Display the current alarm. See Table 5-8 for UPS alarm message list
Display all historical alarms. See Table 5-8 for UPS alarm message list
Options are displayed in 13 languages: Swedish, Spanish, Russian, Chinese,
Portuguese, Polish, Italian, German, French, English, Dutch, Czech, and Turkish
Explanation
Liebert NXC 20kVA UPS
®
Explanation
User Manual 10H52188UM60 - Rev. 2 - 09/2012
Liebert NXC
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