ABB PCS100 AVC-20 User Manual page 37

PCS100 AVC-20 User Manual
POWER UP
and
AUTO START
AUTO
START
STA RT L OCA L
STA RT REMOTE
STA RT A UTO
POWERED DOWN
Control
Electronics
Power Electronics
AVC Bypass
switch
AUTO
STOP
BYPASS
Control
Electronics
Power Electronics
AVC Bypass
switch
AUTO BYPASS
Control
Electronics
Power Electronics
AVC Bypass
switch
AUTO
AUTO BAY PA SS
BYPASS
END
END
RUN
Control
Electronics
Power Electronics
AVC Bypass
switch
AVC will correct PQ Events
Figure 6-6: PCS100 AVC-20 state flow diagram
POWER DOWN
OFF
OFF
CLOSED
POWER UP
and
AUTO STOP
ON
OFF
CLOSED
STO P LOCAL
STO P REMOTE
ON
OFF
CLOSED
SCRs
only
AUTO
AUTO BAY PA SS
BYPASS
ON
ON
OPEN
Control
Electronics
Power Electronics
AVC Bypass
RESET LOCAL
switch
Reset
RESET REMOTE
Legend:
STATUS MESSAGE
EVENT MESSAGE
A status is a continuing condition
such as a run condition. An event
is an instantaneous occurrence
such a transition from stopped to
start.
STO P LOCAL
STO P REMOTE
37
FAULT
ON
OFF
CLOSED