P446SV
5.5
RESET LOCKOUT ALARM
CB mon LO reset
Yes
Clear Alarms
CB1 Failed to Trip
CB1 Open 3 ph
CB1 LO Alarm
CB1 Closed 3 ph
CB1 Closed A ph
CB1 Closed B ph
CB1 Closed C ph
Rst CB mon LO by
CB Close
CB mon LO RstDly
CB mon LO reset
Yes
Clear Alarms
CB2 Failed to Trip
CB2 Open 3 ph
CB2 LO Alarm
CB2 Closed 3 ph
CB2 Closed A ph
CB2 Closed B ph
CB2 Closed C ph
Rst CB mon LO by
CB Close
CB mon LO RstDly
V01281
Figure 230: Reset Lockout Alarm logic diagram
P446SV-TM-EN-1
S
Q
t
R
&
1
&
S
Q
t
R
&
1
&
Chapter 16 - Monitoring and Control
1
0
1
0
Reset CB1 Lockout Alarm
Reset CB2 Lockout Alarm
421