Function
IEC 61850
Logical device
Logical nodes in
Ver.5.0 FP1
Logical nodes in
Ver.5.0 or older
Three-phase directional overcurrent protection, high stage DPHHPDOC
LD0
DPHHPTOC
DPHHRDIR
DPHHPTOC
DPHHRDIR
Non-directional earth-fault protection, low stage
EFLPTOC
LD0
EFLPTOC
EFLPTOC
Non-directional earth-fault protection, high stage
EFHPTOC
LD0
EFHPTOC
EFHPTOC
Non-directional earth-fault protection, instantaneous stage EFIPTOC
LD0
EFIPTOC
EFIPTOC
Directional earth-fault protection, low stage
DEFLPDEF
LD0
DEFLPTOC
DEFLRDIR
DEFLPTOC
DEFLRDIR
Directional earth-fault protection, low stage
FDEFLPDEF
LD0
FDEFLPTOC
FDEFLRDIR
FDPHLPTOC
DPHLRDIR
FDPHLRDIR
Directional earth-fault protection, high stage
DEFHPDEF
LD0
DEFHPTOC
DEFHRDIR
DEFHPTOC
DEFHRDIR
Admittance-based earth-fault protection
EFPADM
LD0
EFPADM
EFPADM
Wattmetric-based earth-fault protection
WPWDE
LD0
WRDIR
WPSDE
WMMXU
WRDIR
WPSDE
WMMXU
Transient/intermittent earth-fault protection
INTRPTEF
LD0
INTRPTEF
INTRPTEF
Harmonics-based earth-fault protection
HAEFPTOC
LD0
HAEFPTOC
HAEFMHAI
HAEFPTOC
HAEFMHAI
Multifrequency admittance-based earth-fault protection
MFADPSDE
LD0
MFADPSDE
MFADRDIR
Non-directional (cross-country) earth-fault protection,
using calculated Io
EFHPTOC
LD0
EFHPTOC
EFHPTOC
Negative-sequence overcurrent protection
NSPTOC
LD0
NSPTOC
NSPTOC
Phase discontinuity protection
PDNSPTOC
LD0
PDNSPTOC
PDNSPTOC
Residual overvoltage protection
ROVPTOV
LD0
ROVPTOV
ROVPTOV
Three-phase undervoltage protection
PHPTUV
LD0
PHPTUV
PHPTUV
Three-phase overvoltage protection
PHPTOV
LD0
PHPTOV
PHPTOV
Positive-sequence undervoltage protection
PSPTUV
LD0
PSPTUV
PSPTUV
Negative-sequence overvoltage protection
NSPTOV
LD0
NSPTOV
NSPTOV
Loss of phase (undercurrent)
PHPTUC
LD0
PHPTUC
Frequency protection
FRPFRQ
LD0
FRPTRC
FRPTOF
FRPTUF
FRPFRC
FRPTRC
FRPTOF
FRPTUF
FRPFRC
Three-phase thermal protection for feeders, cables and
distribution transformers
T1PTTR
LD0
T1PTTR
T1PTTR
Circuit breaker failure protection
CCBRBRF
LD0
CCBRBRF
CCBRBRF
Three-phase inrush detector
INRPHAR
LD0
INRPHAR
INRPHAR
Master trip
TRPPTRC
LD0
TRPPTRC
TRPPTRC
Multipurpose protection
MAPGAPC
LD0
MAPGAPC
MAPGAPC
Load-shedding and restoration
LSHDPFRQ
LD0
LSHDPTRC
LSHDPTOF
LSHDPTUF
LSHDPFRC
LSHDPTRC
LSHDPTUF
LSHDPFRC
Table continues on next page
Section 7
1MRS757810 C
IEC 61850 communication engineering
108
REC615 and RER615
Engineering Manual