Operator Control And Display Panel; Operator Control Panel; 10.1.1 Display Panel Layout; Figure 52 Overview Of Control Panel - Liebert NX User Manual

10.0 O C
PERATOR
10.1

Operator Control Panel

The control panel and LCD on the front of the Liebert NX lets the operator:
• turn the UPS On or Off
• transfer into the various operating modes
• silence alarms
• check the status of the UPS and its batteries, including all measured parameters, events and
alarms
The main areas of the control panel are shown below in Figure 52 and detailed in Figure 53.
• Mimic Display - view the status of the Liebert NX in single-line diagram format—indicators
show status by changing color when ON, flashing or OFF
• Liquid Crystal Display (LCD) and Navigation keys - view status and operational data from
the Liebert NX in tabular format
• Control buttons - turn the Liebert NX on or off, silence alarms

Figure 52 Overview of control panel

Liquid Crystal
Display (LCD)
Mimic
display
Navigation
keys

10.1.1 Display Panel Layout

Figure 53 shows the control panel in greater detail, identifying individual items that are described in
the rest of this section.

Figure 53 Detailed view of control panel

Mimic indicators
1. Rectifier indicator
2. Battery indicator
3. Inverter indicator
4. Bypass indicator
5. Load indicator
6. Status indicator
7. Buzzer
D
ONTROL AND ISPLAY
Liebert NX
80kV A-3X 3
LED1
L-N current(A)
Frequency (HZ)
L-L voltage (V)
LED4
LED2 LED5 P owerFactor
Input disconnect closed
Output disconnect closed
LED3
Bypass abnorm al
STATUS
F1
1 2 3 4 5 6
7
14 15 16
Control buttons
8. Inverter Off Button
9. Emergency Power Off Button
10. EPO Cover
11. Fault Clear Button
12. Silence On/Off Button
13. Inverter On Button
14. LCD
P
ANEL
2007-01-06 09:20:37
S ingle Norm al
Main Bypass Output
L2-N/L 3 L3-N/L 1
L1-N/L2
71. 4 70. 8 71. 3
59. 9 59. 9 59. 9
480
480 480
0. 99
0.99 0.99
INVER TER OFF
01-06 09:15
01-06 09 :15
01-06 09:15
INVER TER ON
?
F4
F2 F3 HELP
30kVA 3X3
8 9
17 18 19
Navigation keys
15. F1
16. F2
17. F3
18. F4
19. Help
80

Operator Control and Display Panel

EPO
Control
FAULT C LEAR
buttons
SILENC E ON/ OFF
10 11
12
13
® ™
Liebert NX