
AFV
+
Series High Power Programmable AC Power Supply
3-77
3.11
Error Log
The AFV
+
series has complete protection functions. When the protection is triggered,
the product will shut down the output and display the corresponding error event on
the screen.
Please notice that if any protection is triggered, users shall eliminate the cause of the
protection according to table 3.1 before resuming using the device. Once the cause
of the protection is eliminated, press the output & reset button to unlock protection
and restart output.
The descriptions of each protection’s error code, possible cause and corresponding
solution are shown in below table.
1
Error code
Possible cause
Solution
Error description
2
U-phase IGBT1
Over current fault
U-phase IGBT
broken
Check and
replace IGBT
3
U-phase IGBT2
Over current fault
U-phase IGBT
broken
Check and
replace IGBT
4
U-phase IGBT3
Over current fault
U-phase IGBT
broken
Check and
replace IGBT
5
U-phase IGBT4
Over current fault
U-phase IGBT
broken
Check and
replace IGBT
6
V-phase IGBT1
Over current fault
V-phase IGBT
broken
Check and
replace IGBT
7
V-phase IGBT2
Over current fault
V-phase IGBT
broken
Check and
replace IGBT
8
V-phase IGBT3
Over current fault
V-phase IGBT
broken
Check and
replace IGBT
9
V-phase IGBT4
Over current fault
V-phase IGBT
broken
Check and
replace IGBT
10
W-phase IGBT1
Over current fault
W-phase IGBT
broken
Check and
replace IGBT
11
W-phase IGBT2
Over current fault
W-phase IGBT
broken
Check and
replace IGBT