ABB RELION REB500 Technical Manual page 26

Section 3
Signals
BP internal signal
Start L3
MeasFwd
MeasBwd
Table 26: BU_DIROCINV output signals
BP internal signal
Trip
Start
Start L1
Start L2
Start L3
MeasFwd
MeasBwd
Table 27:
BP internal signal
Trip
Start
Table 28: BU_SYNC output signals
BP internal signal
Permit To Close
Sync Blocked
Trig Blocked
Start
Sync Override
Ampl Diff OK
Phase Diff OK
Freq Diff OK
Live Bus OK
Dead Bus OK
Live Line OK
Dead Line OK
20
Designation of binary output
signal
214720_DIROCDT Start L3
214805_DIROCDT MeasFwd
214810_DIROCDT MeasBwd
Designation of binary output
signal
215305_DIROCINV TRIP
215705_DIROCINV Start
215710_DIROCINV Start L1
215715_DIROCINV Start L2
215720_DIROCINV Start L3
215805_DIROCINV MeasFwd
215810_DIROCINV MeasBwd
BU_OVDT output signals
Designation of binary output
signal
216105_OVDT TRIP
216705_OVDT Start
Designation of binary output
signal
217105_SYNC Permit to Close
217405_SYNC Blocked
217410_SYNC Trig.Blocked
217705_SYNC Start
217805_SYNC Override
217810_SYNC Ampl. Diff. OK
217815_SYNC Phase Diff. OK
217820_SYNC Freq. Diff. OK
217825_SYNC Live Bus OK
217830_SYNC Dead Bus OK
217835_SYNC Live Line OK
217840_SYNC Dead Line OK
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Description
L3 phase start signal
Signals measurement in the forwards
direction.
Signals measurement in the
backwards direction.
Description
Trip signal
Start signal
L1 phase start signal
L2 phase start signal
L3 phase start signal
Signals measurement in the forwards
direction.
Signals measurement in the
backwards direction.
Description
Trip signal
Start signal
Description
Circuit-breaker closing enable signal
Function disabled signal
Enable output blocked signal
Function pick-up
Synchrocheck bypassed signal
Amplitude difference in permissible
range
Phase-shift in permissible range
Frequency difference in permissible
range
Busbars energized
Busbars de-energized
Line energized
Line de-energized
Bay protection functions REB500
1MRK 505 406-UEN B
Technical manual