Alstom MiCOM P545 - Page 322

P54x/EN OP/La4 Operation
(OP) 5-148 MiCOM P543, P544, P545 & P546
OP
INTSIG Blocking
&
INTSIG SinglePhaseTrip
1
1
DDB En 1pole reclose (449)
&
INTSIG ThreePhaseTrip
1
DDB En 3polereclose (450)
&
INTSIG SinglePhaseTrip
1
INTSIG ThreePhaseTrip
INTSIG SequenceCount>Shots
1
DDB A/R No Checksync (308)
DDB CB Close Fail (303)
&
1
INTSIG AREnabled
&
1
INTSIG ThreePoleARIP
DDB BAR (448)
INTSIG SinglePoleARIP
INTSIG Blocking
INTSIG HealthyWindow
&
1
DDB CB Open A ph (904)
DDB CB Open B ph (905)
DDB CB Open C ph (906)
DDB CB Open 3 ph (903)
INTSIG ReclaimTimeComplete
&
INTSIG ThreePoleARIP
INTSIG ThreePhaseTrip
1
&
INTSIG SinglePhaseTrip
INTSIG SinglePoleARComplete
S
R
Q
1
INTSIG SinglePhaseTrip
INTSIG ThreePhaseTrip
INTSIG ExternlaResetLockout
S
R
Q
1
DDB Lockout Alarm (860)
DDB A/R Lockout (306)
INTSIG ARLockout
t
t = 1/2 cycle
Enable
Disable
SET:
Single Pole A/R
Enable
Disable
SET:
Three Pole A/R
P1103ENg
INTSIG Discrimination Lockout
Figure 95 Auto-reclose lockout logic (P543/P545)