Leader Follower Logic Diagram; Figure 154: Leader/Follower Logic Diagram (Module 7 & 8) - GE MiCOM P40 Technical Manual

Chapter 11 - Autoreclose
5.5.2

LEADER FOLLOWER LOGIC DIAGRAM

Leader CB1
CB1 Close Fail
AR CB1 Unhealthy
ARIP
Leader CB2
CB2 Close Fail
AR CB2 Unhealthy
ARIP
Reset L -F
Pref LCB1
CB2 NoAR
CB1 ARIP
Pref LCB2
CB1 NoAR
CB2 ARIP
AR in Service
AR Enable CB 1
CB1 in Service
CB1 AR Lockout
BAR CB1
ARIP
Set LCB1
Reset L -F
Foll SPAROK
Foll 3 PAROK
Leader CB2
CB2 LFRC
AR in Service
AR Enable CB 2
CB2 in Service
CB2 AR Lockout
BAR CB2
ARIP
Set LCB2
Reset L -F
Foll SPAROK
Foll 3 PAROK
Leader CB1
CB1 LFRC
Figure 154: Leader/Follower logic diagram (Module 7 & 8)
294
1530
&
303
1
307
1542
1431
&
325
1
329
1542
1
0.1s
1429
0.1
1544
0 1
&
1528
0.1
1435
0
&
1385
1609
1526
&
306
1542
&
0 .1s
1
1431
1
&
1385
1605
1428
&
328
1542
&
0. 1s
1
1530
&
1
1
&
1
&
& S
Q
R
&
&
& S
Q
R
&
&
1
&
1
&
&
1
&
&
1
&
&
1
&
CB1 LFRC
CB2 LFRC
1
SET LCB1
1
SET LCB2
1528
CB1 NoAR
S
1530
Leader CB1
Q
R
1432
Follower CB1
1429
CB2 NoAR
S
1431
Leader CB2
Q
R
1433
Follower CB2
P446SV-TM-EN-1
P446SV
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