Preen AFV+ Series - Page 90

AFV
+
Series High Power Programmable AC Power Supply
3-78
12
W-phase IGBT3
Over current fault
W-phase IGBT
broken
Check and
replace IGBT
13
W-phase IGBT4
Over current fault
W-phase IGBT
broken
Check and
replace IGBT
14
Heat sink
over-temperature
Fan error
Check fan
>90℃,heat sink
over-temperature
15
Transformer
over-temperature
Fan error
Check fan
16
Emergency Stop
Emergency Stop is
pressed
Check
Emergency
Stop
17
Fuse 1 broken
Fuse burned
Check and
replace fuse
18
Fuse 2 broken
Fuse burned
Check and
replace fuse
19
Fuse 3 broken
Fuse burned
Check and
replace fuse
20
IGBT 1
over-temperature
Fan error
Check fan
>90℃,heat sink
over-temperature
21
IGBT 2
over-temperature
Fan error
Check fan
>90℃,heat sink
over-temperature
22
Input
under-voltage
fault
Input voltage too
low
Check input
voltage
<0.85*rated voltage,
input under-voltage
fault
23
Input
over-voltage fault
Input voltage too
high
Check input
voltage
>1.15* rated voltage,
input over-voltage
fault
24
DC voltage too
low
Input voltage too
low
Check input
voltage
<390V, DC voltage
too low
25
DC voltage too
high
Input voltage too
high
Check input
voltage
>650V, DC voltage
too high
26
U-phase overload
U-phase overload
Check load
27
V-phase overload
V-phase overload
Check load
28
W-phase
W-phase overload
Check load