GE MiCOM P40 Agile - Figure 252: CB Control Logic Diagram (Module 43)

Following manual circuit breaker closure, if either a single phase or a three phase fault occur, the circuit breaker is
tripped three phase, but Autoreclose is not locked out for this condition.
7.9 CB CONTROL LOGIC DIAGRAM
V03369
Init close CB
1
CB Control by
Opto+Local
Opto
Opto+Remote
Opto+Rem+Local
HMI Trip
HMI Close
Init Trip CB
CB ARIP
Auto Close
CB Close Fail
Control Close
Close in Prog
CB Trip Fail
Control Trip
Reset Close Dly
1
1
External Trip3Ph
Control Trip
Any Trip
CB Open 3 ph
CB Closed 3 ph
CB Healthy
Man CB Unhealthy
No C/S Man Close
CB Man SCOK
External Trip A
External Trip B
External Trip C
CB Open A ph
CB Open B ph
CB Open C ph
CB Closed A ph
CB Closed B ph
CB Closed C ph
&
1
1
&
&
1
&
RD
Q
S
0
t
&
1
&
RD
Q
S
0
t
&
1
RD
Q
S
0
t
&
1
1
1
1
0
t
0
t
&
&
Trip Pulse Time
Close Pulse TimeMan Close Delay
CB Healthy Time
Check Sync Time
Note: If the DDB signal CB Healthy is not mapped in PSL it defaults to High .
Figure 252: CB Control logic diagram (Module 43)
P543i/P545i Chapter 17 - Monitoring and Control
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