ABB PQFA Instruction Manual page 93

Error Error message
code
4 DC overvoltage
5 Connection
fault
6 Power
fault
7 Control
fault
8 CAN bus fault
16 DSP pgm
corrupted
32 Watchdog
timeout
Possible causes
DC voltage on DC bus
reaches
levels
Flat cable between
? ?
the control rack and
IGBT
disconnected
wrongly connected.
? ? Module
setting
A112
correspond
number of modules
really present.
? ? The jumpers on the
last domino board
are missing or are on
the wrong domino.
supply One of the
power supplies is out of
service.
board The microcontroller is
not working properly.
The internal
communication bus of
the PQFA is not working
properly.
DSP program corrupted
Software in
unpredictable state.
Asea Brown Boveri Jumet S.A.
PQFA Instructions Manual
Actions
? ?
Check DC capacitors
Inspect ? 15V power
unacceptable ? ?
supply (U100)
? ?
Inspect
current
(B101/102/103)
? ?
Inspect visually DC
voltage divider and
wiring
? ?
Check
connections
? ?
driver is Verify that only the
or domino board of the
last power module is
number fitted with jumpers
? ?
on board Check the number of
does not modules set on the
to the controller board A112
? ?
auxiliary Check that no red
LED is on the control
rack (except LED 3 of
A111). If yes, call
your
provider.
? ?
Check fuses of power
supplies
Contact
your
provider.
Contact
your
provider.
Contact
your
provider.
Contact
your
provider.
internal
sensor
flat cable
ABB service
immediately
ABB service
immediately
ABB service
immediately
ABB service
immediately
ABB service
93