Operator Control Panel, Display Panel Layout

Operator Control and Display Panel

8.0OPERATOR CONTROL AND DISPLAY PANEL

8.1Operator Control Panel

The control panel and LCD on the front of the Liebert NX let 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 39 and detailed in Figure 40.

•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 39 Overview of control panel

Liquid Crystal

Display (LCD)

Mimic

display LED2

Navigation keys

LED1

LED4 LED5

LED3

STATUS

Liebert NX		2007-01-06		09:20:37
80kVA-3X3		Single		Normal
	Main	Bypass	Output
		L1-N/L2	L2-N/L 3	L3-N/L 1
L-N current(A)		71. 4	70. 8	71. 3
Frequency (HZ)		59. 9	59.9	59. 9
L-L voltage (V)		480	480	480
PowerFactor		0.99	0.99	0. 99
Input disconnect closed			01-06 09:15
Output disconnect closed			01-06 09 :15
Bypass abnormal			01-06 09:15
				?
F1	F2	F3	F4	HELP

EPO

INVERTER OFF

FAULT CLEAR

SILENCE ON/OFF

INVER TER ON

Control buttons

30kVA 3X3

8.1.1Display Panel Layout

Figure 40 shows the control panel in greater detail, identifying individual items that are described in the rest of this section.

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