Schweitzer Engineering Laboratories SEL-751 - Page 803

F.27
Date Code 20170927 Instruction Manual SEL-751 Relay
IEC 61850 Communications
Logical Nodes
P67Q4PTOC12 Op.general 67Q4T Level 4 negative-sequence directional overcurrent trip
P67Q4PTOC12 Str.general 67Q4P Level 4 negative-sequence directional overcurrent pickup
P67Q4PTOC12 Str.dirGeneral unknown Direction unknown due to settings
PAFPIOC17 Op.general 50PAF Sample based phase overcurrent element
PAFPIOC17 Str.general 50PAF Sample based phase overcurrent element
PAFPIOC17 Str.dirGeneral unknown Direction undefined
PFRDIR1 Dir.general DIRPF Forward directional control routed to phase overcurrent elements
PFRDIR1 Dir.dirGeneral DIRPF?0:1 Forward directional control routed to phase overcurrent elements,
direction (DIRPF = false, direction unknown; DIRPF = true,
direction forward)
PIFRDIR1 Dir.general FDIRC Forward directional element for Petersen coil incremental
conductance
PIFRDIR1 Dir.dirGeneral FDIRC?0:1 Forward directional element for Petersen coil incremental
conductance, direction (FDIRC = false, direction unknown;
FDIRC = true, direction forward)
PIRRDIR1 Dir.general RDIRC Reverse directional element for Petersen coil incremental
conductance
PIRRDIR1 Dir.dirGeneral RDIRC?0:2 Reverse directional element for Petersen coil incremental
conductance, direction (RDIRC = false, direction unknown;
RDIRC = true, direction forward)
PP1TPTOV3 Op.general 59PP1T Level 1 phase-to-phase overvoltage element trip
PP1TPTOV3 Str.general 59PP1 Level 1 phase-to-phase overvoltage element pickup
PP1TPTOV3 Str.dirGeneral unknown Direction undefined
PP1TPTUV3 Op.general 27PP1T Level 1 phase-to-phase undervoltage element trip
PP1TPTUV3 Str.general 27PP1 Level 1 phase-to-phase undervoltage element pickup
PP1TPTUV3 Str.dirGeneral unknown Direction undefined
PP2TPTOV4 Op.general 59PP2T Level 2 phase-to-phase overvoltage element trip
PP2TPTOV4 Str.general 59PP2 Level 2 phase-to-phase overvoltage element pickup
PP2TPTOV4 Str.dirGeneral unknown Direction undefined
PP2TPTUV4 Op.general 27PP2T Level 2 phase-to-phase undervoltage element trip
PP2TPTUV4 Str.general 27PP2 Level 2 phase-to-phase undervoltage element pickup
PP2TPTUV4 Str.dirGeneral unknown Direction undefined
PRRDIR1 Dir.general DIRPR Reverse directional control routed to phase overcurrent elements
PRRDIR1 Dir.dirGeneral DIRPR?0:2 Reverse directional control routed to phase overcurrent elements,
direction (DIRPR = false, direction unknown; DIRPR = true,
direction reverse
PWFRDIR1 Dir.general FDIRW Forward directional output for Petersen coil wattmetric element
PWFRDIR1 Dir.dirGeneral FDIRW?0:1 Forward directional output for Petersen coil wattmetric elements,
direction (FDIRW = false, direction unknown; FDIRW = true,
direction forward)
Table F.20 Logical Device: PRO (Protection) (Sheet 9 of 13)
Logical Node Attribute Data Source Comment