Programmable Logic P54x/EN PL/La4
MiCOM P543, P544, P545 & P546
(PL) 7-27
PL
DDB no. English text Source Description
569 I2>3 Start Neg Sequence overcurrent 3rd stage Neg Sequence overcurrent start
570 I2>4 Start Neg Sequence overcurrent 4th stage Neg Sequence overcurrent start
571 I2>1 Trip Neg Sequence overcurrent 1st stage Neg Sequence overcurrent trip
572 I2>2 Trip Neg Sequence overcurrent 2nd stage Neg Sequence overcurrent trip
573 I2>3 Trip Neg Sequence overcurrent 3rd stage Neg Sequence overcurrent trip
574 I2>4 Trip Neg Sequence overcurrent 4th stage Neg Sequence overcurrent trip
575 Not used
576 AR Trip Test Commissioning Test
Auto-reclose trip test cycle in progress.
Indication that a manually-initiated test cycle is
in progress
P543 and P545 only
577 AR Trip Test A Commissioning Test
Auto-reclose trip test A phase. Indication that
a manually-initiated test cycle is in progress
578 AR Trip Test B Commissioning Test
Auto-reclose trip test B phase. Indication that
a manually-initiated test cycle is in progress
579 AR Trip Test C Commissioning Test
Auto-reclose trip test C phase. Indication that
a manually-initiated test cycle is in progress
580 AR Init 3Ph Auto-Reclose
Initiate 3 phase auto-reclose (signal to an
external re-closer)
P543 and P545 only
581 Not used
582 Diff Trip C Diff Current differential trip
583 Diff Trip A C Diff Current differential A phase trip
584 Diff Trip B C Diff Current differential B phase trip
585 Diff Trip C C Diff Current differential C phase trip
586 Diff InterTrip C Diff Current differential intertrip
587 Diff InterTrip A C Diff Current differential A phase intertrip
588 Diff InterTrip B C Diff Current differential B phase intertrip
589 Diff InterTrip C C Diff Current differential C phase intertrip
590 Perm InterTrip C Diff Permissive intertrip
591 Stub Bus Trip C Diff Stub bus trip
592 df/dt> Inhibit PSL Inhibit df/dt protection
593 df/dt>1 Tmr Blk PSL Block df/dt Stage 1 Timer
594 df/dt>2 Tmr Blk PSL Block df/dt Stage 2 Timer
595 df/dt>3 Tmr Blk PSL Block df/dt Stage 3 Timer
596 df/dt>4 Tmr Blk PSL Block df/dt Stage 4 Timer
597 df/dt>1 Start df/dt protection df/dt Stage 1 Start
598 df/dt>2 Start df/dt protection df/dt Stage 2 Start
599 df/dt>3 Start df/dt protection df/dt Stage 3 Start
600 df/dt>4 Start df/dt protection df/dt Stage 4 Start
601 df/dt>1 Trip df/dt protection df/dt Stage 1 Trip
602 df/dt>2 Trip df/dt protection df/dt Stage 2 Trip
603 df/dt>3 Trip df/dt protection df/dt Stage 3 Trip
604 df/dt>4 Trip df/dt protection df/dt Stage 4 Trip
605 Not used
608 Zone 1 Trip Distance Basic Scheme Zone 1 trip
609 Zone 1 A Trip Distance Basic Scheme Zone 1 A phase trip
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