34 Chapter 4 Display Panel
Liebert
®
ITA 10kVA UPS User Manual
Ten LED indicators cooperate to indicate the operation state and fault type of the UPS, as described in Table 4-2.
Table 4-2 Indicators combining to indicate the fault type of the UPS
SN
Operation state
Indicator No. (see Figure 4-1)
Alarm
1
2
3
4
5
6
7
8
9
10
1
Normal
mode
5% ~ 25% load
capacity
●
●
●
2
26% ~ 50% load
capacity
●
●
●
●
3
51% ~ 75% load
capacity
●
●
●
●
●
4
76%~ 95% load
capacity
●
●
●
●
●
●
5
96% ~ 105% load
capacity
●
●
●
●
●
●
●
6
> 105% load capacity
●
●
●
●
●
●
●
2Hz
7
Battery
mode
0% ~ 25% battery
capacity
●
●
●
1Hz
8
26% ~ 50% battery
capacity
●
●
●
1/3Hz
9
51% ~ 75% battery
capacity
●
●
●
●
1/3Hz
10
76% ~ 95% battery
capacity
●
●
●
●
●
1/3Hz
11
> 96% battery
capacity
●
●
●
●
●
●
1/3Hz
12
Bypass
mode
< 105% load capacity
◎
◎
◎
◎
◎
●
●
13
> 105% load capacity
●
●
●
●
●
●
●
2Hz
14
Inverter
standby
< 105% load capacity
◎
◎
◎
◎
◎
●
¤
●
15
> 105% load capacity
●
●
●
●
●
●
¤
●
2Hz
16
Non-operation mode
◎
17
Short fault
¤
●
18
Charger failure
¤
●
◎
◎
◎
◎
19
Fan/overtemperature fault
¤
●
◎
◎
◎
◎
20
Parallel current sharing failure
¤
●
◎
◎
◎
◎
21
Rectifier failure (bus high fault)
¤
●
◎
◎
◎
◎
22
EPO fault
●
23
Battery fault (high voltage)
◎
◎
◎
◎
◎
◎
¤
◎
◎
24
Battery fault (no battery, reverse
connection)
◎
◎
◎
◎
◎
●
◎
¤
◎
◎
25
Other failures (auxiliary supply
failure and inverter failure)
◎
◎
◎
◎
◎
●
◎
◎
◎
◎
Note:
○
: off;
●
: on;
¤
: flashes;
◎
: ensures according to the current operation mode of the UPS;
: alarm lasting;
: alarm;
when the UPS is in Normal mode, the mains indicator and inverter indicator are on. The short fault, charger failure and EPO fault
can be recoverable after shutdown of the UPS
警告
危 险
Note
Indicator 5 is yellow, indicator 6 is red and other indicators are green.
