Programmable Logic P54x/EN PL/La4
MiCOM P543, P544, P545 & P546
(PL) 7-35
PL
DDB no. English text Source Description
882 CS2 Enabled (CB1) PSL Check sync. stage 2 enabled
883 Check Sync 1 OK (CB1) Check Sync Check sync. stage 1 OK
884 Check Sync 2 OK (CB1) Check Sync Check sync. stage 2 OK
885 SysSplit Enabled PSL
System split function enabled
P543 and P545 only
886 Live Bus (CB1) Voltage Monitoring Indicates live bus condition is detected
887 Dead Bus (CB1) Voltage Monitoring Indicates dead bus condition is detected
888 Live Line Voltage Monitoring Indicates live line condition is detected
889 Dead Line Voltage Monitoring Indicates dead line condition is detected
890 All Poles Dead Pole Dead Logic Pole dead logic detects 3 phase breaker open
891 Any Pole Dead Pole Dead Logic
Pole dead logic detects at least one breaker
pole open
892 Pole Dead A Pole Dead Logic Phase A pole dead
893 Pole Dead B Pole Dead Logic Phase B pole dead
894 Pole Dead C Pole Dead Logic Phase C pole dead
895 Reserved
896 Reserved
897 AR Check Sync OK PSL
Input to the auto-reclose logic to indicate
system in synchronism
898 Ctl Check Sync PSL
Input to the circuit breaker control logic to
indicate manual check synchronization
conditions are satisfied
899 AR Sys Checks OK PSL
Input to the auto-reclose logic to indicate
system checks conditions are satisfied
900 CB1 Ext CS OK Check sync
External check-sync is OK for CB1
P544 and P546 only
901 CB2 Ext CS OK Check sync
External check-sync is OK for CB2
P544 and P546 only
902 Not used
903 CB(1) Open 3 ph CB Status Circuit breaker is open, all three phases
904 CB(1) Open A ph CB Status Circuit breaker A phase is open
905 CB(1) Open B ph CB Status Circuit breaker A phase is open
906 CB(1) Open C ph CB Status Circuit breaker A phase is open
907 CB(1) Closed 3 ph CB Status Circuit breaker is closed, all three phases
908 CB(1) Closed A ph CB Status Circuit breaker A phase is closed
909 CB(1) Closed B ph CB Status Circuit breaker B phase is closed
910 CB(1) Closed C ph CB Status Circuit breaker C phase is closed
911 CB2 Open 3 ph CB Status
Circuit breaker 2 is open, all three phases
P544 and P546 only
912 CB2 Open A ph CB Status
Circuit breaker 2 A phase is open
P544 and P546 only
913 CB2 Open B ph CB Status
Circuit breaker 2 A phase is open
P544 and P546 only
914 CB2 Open C ph CB Status
Circuit breaker 2 A phase is open
P544 and P546 only
915 CB2 Closed 3 ph CB Status
Circuit breaker 2 is closed, all three phases
P544 and P546 only
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