User manual

34 Chapter 5 Operator Control And Display Panel
NXr UPS Module And Parallel System 30kVA ~ 200kVA User Manual
Providing 320 × 240 dot matrix graphic display, the user-friendly and menu-driven LCD allows you to easily browse
through the input, output, load and battery parameters of the UPS, learn current UPS status and alarm information,
perform functional setting and control operation. The LCD also stores up to 1024 historical records that can retrieve
for reference and diagnosis.
5.2 LCD Screen Type
5.2.1 Start Screen
Upon UPS start, the UPS executes self-test, and the start screen appears and remains approximately 15 seconds, as
shown in Figure 5-2.
F1
F3 F4
F5F2
Figure 5-2 Start screen
5.2.2 Primary Screen
After the UPS starts and finishes self-test, the primary screen appears, as shown in Figure 5-3. The primary screen is
divided into four windows: system information window, data window, menu window and keypad window.
#1 Liebert NXr 150 kVA
L 1-N/L2 L2-N/L3 L3-N/L1
L-N voltage (V)
OutPut
220.6 220 .0 220.0
0.0 0.0 0.0
50.1 50.1
50.1
381.5 381.0 381.5
000
16:21: 17
System information window
Data window
Menu window
Keypad window
Frequency (HZ)
L-N current (V)
L-L voltage (V)
Power factor (V)
F1
F3 F4
F5F2
Figure 5-3 Primary screen
The functions of the menu keys F1 ~ F5 for the current screen are shown by self-explanatory icons in the keypad
window as appropriate. From any menu on the primary screen, pressing the F1 key returns to the Output menu。