Schweitzer Engineering Laboratories SEL-751 - Page 798

F.22
SEL-751 Relay Instruction Manual Date Code 20170927
IEC 61850 Communications
Logical Nodes
G2TPTOC18 Str.general 51G2P Level 2 residual ground time-overcurrent element pickup
G2TPTOC18 Str.dirGeneral unknown Direction unknown due to settings
G2TPTOV9 Op.general 59G2T Zero-sequence instantaneous overvoltage element trip
G2TPTOV9 Str.general 59G2 Zero-sequence instantaneous overvoltage element pickup
G2TPTOV9 Str.dirGeneral unknown Direction undefined
G3TPIOC11 Op.general 50G3T Level 3 residual ground instantaneous overcurrent element trip
G3TPIOC11 Str.general 50G3P Level 3 residual ground instantaneous overcurrent element pickup
G3TPIOC11 Str.dirGeneral unknown Direction undefined
G4TPIOC12 Op.general 50G4T Level 4 residual ground instantaneous overcurrent element trip
G4TPIOC12 Str.general 50G4P Level 4 residual ground instantaneous overcurrent element pickup
G4TPIOC12 Str.dirGeneral unknown Direction undefined
GFPIOC21 Op.general 50GF Residual forward direction decision supervision
GFPIOC21 Str.general 50GF Residual forward direction decision supervision
GFPIOC21 Str.dirGeneral unknown Direction undefined
GFRDIR1 Dir.general DIRGF Forward directional control routed to residual ground overcurrent
elements
GFRDIR1 Dir.dirGeneral DIRGF?0:1 Forward directional control routed to residual ground overcurrent
elements, direction (DIRGF = false, direction unknown;
DIRGF = true, direction forward)
GRPIOC22 Op.general 50GR Residual reverse direction decision supervision
GRPIOC22 Str.general 50GR Residual reverse direction decision supervision
GRPIOC22 Str.dirGeneral unknown Direction undefined
GRRDIR1 Dir.general DIRGR Reverse directional control routed to residual ground overcurrent
elements
GRRDIR1 Dir.dirGeneral DIRGR?0:2 Reverse directional control routed to residual ground overcurrent
elements, direction (DIRGR = false, direction unknown;
DIRGR = true, direction reverse)
HIZPHIZ1 Op.phsA HIF1_A A-phase HIF detection
HIZPHIZ1 Op.phsB HIF1_B B-phase HIF detection
HIZPHIZ1 Op.phsC HIF1_C C-phase HIF detection
HIZPHIZ1 Op.general OREDHIF1 HIF1_A OR HIF1_B OR HIF1_C
HIZPHIZ1 Str.general OREDHIF1 HIF1_A OR HIF1_B OR HIF1_C
HIZPHIZ1 Str.dirGeneral unknown Direction undefined
HIZPHIZ2 Op.phsA HIF2_A A-phase HIF detection
HIZPHIZ2 Op.phsB HIF2_B B-phase HIF detection
HIZPHIZ2 Op.phsC HIF2_C C-phase HIF detection
HIZPHIZ2 Op.general OREDHIF2 HIF2_A OR HIF2_B OR HIF2_C
Table F.20 Logical Device: PRO (Protection) (Sheet 4 of 13)
Logical Node Attribute Data Source Comment