Chapter 4 Display Panel 31
Liebert
®
ITA 5kVA And 6kVA UPS User Manual
Chapter 4 Display Panel
This chapter introduces the functions and use of the components on the UPS display panel, and provides LED display
information, control keys, indicators and LCD display information, including LCD screen types, detailed menu
messages, prompt windows message and UPS alarm list.
Note
The figures in this chapter show the panel of 5kVA UPS, the 6kVA UPS panel is the same with that of the 5kVA UPS panel except
that the capacity silkscreen is 6KVA.
4.1 LED Display Panel
The LED display panel provides LED indicators and control keys, as shown in Figure 4-1.
ON/SILENCE key OFF key
8: BATTERY indicator
7: MAINS indicator
9: INVERTER indicator
6: FAULT indicator
10: BYPASS indicator
1
5
2
4
3
Figure 4-41 LED display panel
The ten indicators are divided into two groups according to the applications.
1. UPS state indicators: FAULT indicator, MAINS indicator, BATTERY indicator, BYPASS indicator and INVERTER
indicator. The FAULT indicator is red and the other indicators are green.
2. UPS load battery capacity and fault orientation indicator: includes five indicators, of which four indictors are green
and one indicator is yellow. The yellow indicator indicates UPS load over-capacity or battery capacity extra-low.
4.1.1 UPS State Indicators
The UPS state indicators (see Figure 4-1) indicate the UPS operation and fault state, as described in Table 4-1.
Table 4-10 UPS state indicators
Indicator No.
Definition
Color
Description
6
FAULT indicator
Red
On in the event of fault, and off otherwise
7 MAINS
indicator Green
On when the mains is normal, off during mains failure, and blinks when
mains voltage outside specifications
8
BATTERY indicator
Green
On when the battery is supplying power, and off otherwise
9
INVERTER indicator
Green
On when the inverter is supplying power, and off otherwise
10
BYPASS indicator
Green
On when the bypass is supplying power, and off otherwise