GE MiCOM P40

5.19.1 CB LOCKOUT LOGIC DIAGRAM
V03380
Note: This diagram shows the logic for CB 1 only. The logic for CB2 follows the same
principles and is not repeated .
FLTMEM3P
Multi Phase AR
BAR 3 Phase
FLTMEM2P
CB1 Close Fail
BF if LFail Cls
Enabled
CB2 LFRC
CB1 FARIP
CB2 AR Lockout
CB1 Fail Pr Trip
CB1OpAny
CB1 ARIP
Block CB1 AR
AR CB1 Unhealthy
AR CB1 No C/S
Evolve 3Ph
PROTRE-OP
LastShot
CB1 ARIP
EVOLVELOCK
ProtARBlock
CB1 In Service
TMEM2/3Ph
CB1L3 PAROK
CB1F3 PAROK
CB1 In Service
TMEM1Ph
CB1 LSPAROK
CB1 FSPAROK
Seq Counter>Set
CB1 Status Alm
CB1 LARIP
CB1 FARIP
Set CB1 Close
Set CB2 Close
CB2OpAny
Num CBs
Both CB1&CB2
CB1 In Service
CB2 In Service
CB2 Fail Pr Trip
InvalidAR Mode
CB1 AR Init
CB1 ARIP
DeadLineLockout
&
1
&
BAR 2 and 3 ph
&
&
&
R
Q
S
&
&
&
1
&
1
0.02s
0
0.02s
0
1
&
&
0
t
Trip Pulse Time
&
&
&
1
1 BARCB1
AR In Service
Num CBs
Both CB1&CB2
CB1 Only
1
&
&
R
Q
S
RESCB1LO
CB1 AR Lockout
&
303
328
1575
1544
448
307
308
1547
1544
1526
1526
1546
301
1565
1449
1428
1526
1459
1543
1544
1385
306
Figure 184: CB1 Lockout Logic Diagram (Module 55)
Chapter 11 - Autoreclose P446SV
326 P446SV-TM-EN-1