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10.2 Mimic Display Indicators
The Mimic display on the front panel consists of six indicators arranged in a single-line diagram
depicting the various paths of UPS power, as shown in Figure 54.
Figure 54 Mimic display indicators location
The current operational status of the Liebert
®
NX
™
is indicated by the color of the indicators—green,
amber or red—and whether they are ON (solid), flashing or OFF. Table 27 provides a guide to
interpreting the various states of the indicators.
Table 27 Mimic display status indicators
Indicator
(see
Figure 54) Green Flashing Green / Amber Red Off
Rectifier Load on rectifier
Flashing Green: Utility normal,
but rectifier not operating
Rectifier fault
Rectifier is normal, but utility is
abnormal
Battery
Battery powering
the load
Flashing Green: Battery pre-
warning (low battery)
Battery or battery
converter abnormal*
Battery and converter are
normal, and battery is not
discharging
Inverter
Inverter powering
the load normally
Flashing Green: Inverter on
standby
Inverter fault Inverter normal, but off
Bypass
Load on Bypass
power
—
Bypass out of
normal range
Bypass Normal
Load UPS output on —
UPS output
overloaded
UPS no output power
Status
No alarms—UPS
working normally
Amber: UPS has a general
alarm
UPS has a serious
alarm
—
* Battery or battery converter abnormal events include these event messages (see Appendix A): No Battery, Battery Replaced, Battery
Reverse, Batt. Conv. Over. Curr., Batt. Converter Fault, Batt. Converter Overtemp.
INVERTER ON
SILENCE ON/OFF
INVER TER OFF FAULT C LEAR
EPO
F2 F4 HELPF1 F3
?
L-N current (A)
Frequency (HZ)
L-L voltage(V )
PowerFactor
L1-N/L2
71.4
59.9
480
0.99
L2-N/L3
70.8
59.9
480
0.99
L3-N/L1
71.3
59.9
480
0.99
Output
Input disconnect closed 01-06 09:15
B ypa ss a bnorm al 01-06 0 9: 15
Liebert NX 2007-01-06 09:20:37
Single Normal80kVA-3X3
Output disconnect closed 01-06 09:15
Bypass
Main
LED1
LED2
LED3
LED4
LED5
STATUS
Rectifier indicator
Battery indicator
Bypass indicator
Inverter indicator
Load indicator
Status indicator
Buzzer