Appendix B -Settings and Signals
ORDINAL SIGNAL NAME ELEMENT NAME
DESCRIPTION
Zone 1 ground basic scheme blocking
Zone 1 phase basic scheme blocking
Zone 2 ground basic scheme blocking
Zone 2 phase basic scheme blocking
Zone 3 ground basic scheme blocking
Zone 3 phase basic scheme blocking
Zone P ground basic scheme blocking
Zone P phase basic scheme blocking
Zone 4 ground basic scheme blocking
Zone 4 phase basic scheme blocking
DDB_AIDED1_DIST_TRIP_INHIBIT
Block distance aided scheme 1 tripping
DDB_AIDED1_DEF_TRIP_INHIBIT
Block DEF aided scheme 1 tripping
DDB_AIDED1_DIR_TRIP_INHIBIT
Block Delta directional aided scheme 1 tripping
DDB_AIDED2_DIST_TRIP_INHIBIT
Block distance aided scheme 2 tripping
DDB_AIDED2_DEF_TRIP_INHIBIT
Block DEF aided scheme 2 tripping
DDB_AIDED2_DIR_TRIP_INHIBIT
Block Delta directional aided scheme 2 tripping
Time synchronism by opto pulse
Block phase overcurrent stage 1 time delayed tripped trip
Block phase overcurrent stage 2 time delayed tripped trip
Block phase overcurrent stage 3 time delayed trip
Block phase overcurrent stage 4 time delayed trip
Block standby earth fault stage 1 time delayed trip
Block standby earth fault stage 2 time delayed trip
Block standby earth fault stage 3 time delayed trip
Block standby earth fault stage 4 time delayed trip