Seq.
Items
10
10
Reserved
11
11
Reserved
12
12
Reserved
Input
phase
13
13
over current
Input
phase
14
14
over current
Input
phase
15
15
over current
Output
voltage
16
16
Fault
17
1
Reserved
18
2
Reserved
19
3
Reserved
20
4
Reserved
21
5
Reserved
22
6
Reserved
23
7
Reserved
24
8
Reserved
Input
voltage
25
9
Fault
Input
Frequency
A1
26
10
Fault
Input
Sequence
27
11
Fault
REC
soft-start
28
12
Fault
29
13
Reserved
30
14
Reserved
REC
31
15
temperature
True Online 6-20k UPSUserManual
0
1
Solution
A
OK
Fault
Check
B
broken, DC bus is shorted, or
OK
Fault
IGBT drivers are lost, input
voltage display is wrong
C
OK
Fault
Check if
OK
Fault
broken, IGBT drivers are lost
OK
Fault
Input voltage out of range
OK
Fault
Input frequency out of range
Input sequence is wrong, check
OK
Fault
whether input wires connection
is ok.
Check whether rectifier SCR is
OK
Fault
broken, or SCR drivers are lost.
Check if the environmental
over
OK
Fault
temperature is over 40, if
rectifier
Trouble Shooting
if
rectifier
IGBT
is
inverter IGBT is
IGBTs
is
properly
153