Cb Control Logic Diagram; Figure 238: Cb1 Control Logic (Module 43) - GE MiCOM P40 Technical Manual

P446SV
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

CB Control by
Opto
Opto+Local
Opto+Remote
Opto+Rem+Local
HMI Trip
439
Init Trip CB1
440
Init close CB1
HMI Close
1544
CB1 ARIP
854
Auto Close CB1
443
Rst CB1 CloseDly
522
Any Trip
838
Control TripCB1
534
CB1 Ext Trip3ph
535
CB1 Ext Trip A
536
CB1 Ext Trip B
537
CB1 Ext Trip C
903
CB1 Open 3 ph
904
CB1 Open A ph
905
CB1 Open B ph
906
CB1 Open C ph
907
CB1 Closed 3 ph
908
CB1 Closed A ph
909
CB1 Closed B ph
910
CB1 Closed C ph
436
CB1 Healthy
1574
CB1 Man SCOK
V03370

Figure 238: CB1 Control Logic (Module 43)

P446SV-TM-EN-1
1
1
&
&
&
1
&
S
RD
1
1
1
1
&
1
1
Note : If the DDB signal CB1 Healthy or CB2 Healthy is not mapped in PSL , it
defaults to High .
Trip Pulse Time
t
S
Q
0
RD
Man Close Delay
t
Q
0 &
1
S
RD
1
CB Healthy Time
t
&
0
Check Sync Time
t
&
0
Chapter 16 - Monitoring and Control
838
Control TripCB1
302
& CB1 Trip Fail
Close Pulse Time
842
CB1 Close inProg
839
Control CloseCB1
t
Q
0
303
& CB1 Close Fail
1
304
ManCB1 Unhealthy
305
NoCS CB1ManClose
433