Schweitzer Engineering Laboratories SEL-421-4 - Page 609

10.25
Date Code 20171021 Instruction Manual SEL-421 Relay
Communications Interfaces
IEC 61850 Communication
G1PTOC2 Str.general 67G1
a
Level 1 residual directional overcurrent element
G2PIOC5 Op.general 50G2
a
Level 2 residual overcurrent element
G2PTOC5 Op.general 67G2T
a
Level 2 residual delayed directional overcurrent element
G2PTOC5 Str.general 67G2
a
Level 2 residual directional overcurrent element
G3PIOC8 Op.general 50G3
a
Level 3 residual overcurrent element
G3PTOC8 Op.general 67G3T
a
Level 3 residual delayed directional overcurrent element
G3PTOC8 Str.general 67G3
a
Level 3 residual directional overcurrent element
G4PIOC11 Op.general 50G4
a
Level 4 residual overcurrent element
G4PTOC11 Op.general 67G4T
a
Level 4 residual delayed directional overcurrent element
G4PTOC11 Str.general 67G4
a
Level 4 residual directional overcurrent element
OSB1RPSB2 BlkZn.stVal OSB1
a
Block Zone 1 during an out-of-step condition
OSB1RPSB2 Str.general OSB
a
Out-of-step block
OSB2RPSB3 BlkZn.stVal OSB2
a
Block Zone 2 during an out-of-step condition
OSB2RPSB3 Str.general OSB
a
Out-of-step block
OSB3RPSB4 BlkZn.stVal OSB3
a
Block Zone 3 during an out-of-step condition
OSB3RPSB4 Str.general OSB
a
Out-of-step block
OSB4RPSB5 BlkZn.stVal OSB4
a
Block Zone 4 during an out-of-step condition
OSB4RPSB5 Str.general OSB
a
Out-of-step block
OSB5RPSB6 BlkZn.stVal OSB5
a
Block Zone 5 during an out-of-step condition
OSB5RPSB6 Str.general OSB
a
Out-of-step block
OSTRPSB1 Op.general OST
a
Out-of-step tripping
P1PIOC1 Op.general 50P1
a
Level 1 phase overcurrent element
P1PTOC1 Op.general 67P1T
a
Level 1 phase-delayed directional overcurrent element
P1PTOC1 Str.general 67P1
a
Level 1 phase directional overcurrent element
P2PIOC4 Op.general 50P2
a
Level 2 phase overcurrent element
P2PTOC4 Op.general 67P2T
a
Level 2 phase-delayed directional overcurrent element
P2PTOC4 Str.general 67P2
a
Level 2 phase directional overcurrent element
P3PIOC7 Op.general 50P3
a
Level 3 phase overcurrent element
P3PTOC7 Op.general 67P3T
a
Level 3 phase-delayed directional overcurrent element
P3PTOC7 Str.general 67P3
a
Level 3 phase directional overcurrent element
P4PIOC10 Op.general 50P4
a
Level 4 phase overcurrent element
P4PTOC10 Op.general 67P4T
a
Level 4 phase-delayed directional overcurrent element
P4PTOC10 Str.general 67P4
a
Level 4 phase directional overcurrent element
POTTPSCH1 EchoWei.stVal EKEY
a
Echo received permissive trip signal
POTTPSCH1 EchoWeiOp.stVal ECTT
a
Echo conversion to trip signal
POTTPSCH1 Op.general RXPRM
a
Receiver trip permission
POTTPSCH1 RxPrm1.general PTRX
a
Permissive trip received Channel 1 and Channel 2
POTTPSCH1 TxBlk.general Z3RB
a
Current reversal guard asserted
POTTPSCH1 TxPrm.general KEY
a
Transmit permissive trip signal
Q1PIOC3 Op.general 50Q1
a
Level 1 negative-sequence overcurrent element
Q1PTOC3 Op.general 67Q1T
a
Level 1 negative sequence delayed directional overcurrent element
Table 10.15 Logical Device: PRO (Protection) (Sheet 4 of 6)
Logical Node Attribute Data Source Comment