Cb Lockout Logic Diagram; Figure 184: Cb1 Lockout Logic Diagram (Module 55) - GE MiCOM P40 Technical Manual

Chapter 11 - Autoreclose
5.19.1

CB LOCKOUT LOGIC DIAGRAM

FLTMEM3P
Multi Phase AR
BAR 3 Phase
BAR 2 and 3 ph
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
CB1 F3 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
CB2 In Service
CB1 In Service
Num CBs
Both CB1 &CB2
CB2 Fail Pr Trip
InvalidAR Mode
CB1 AR Init
CB1 ARIP
DeadLineLockout

Figure 184: CB1 Lockout Logic Diagram (Module 55)

326
&
1
&
303
&
&
328
1575
1544 &
448
307
308
1547
S
Q
R
&
1544
&
1526
&
0
1
0.02s
1526
&
0
1
0.02s
1546
301
Trip Pulse Time
1
t
1565
&
0
1449
&
1428
1526
&
&
1459
&
1543
1
1544
1385
AR In Service
Num CBs
Both CB 1&CB2
1
CB1 Only
RESCB1LO
1
Note: This diagram shows the logic for CB 1 only. The logic for CB2 follows the same
principles and is not repeated .
P446SV
306
CB1 AR Lockout
&
&
S
Q
R
&
BARCB1
V03380
P446SV-TM-EN-1