8-2 869 MOTOR PROTECTION SYSTEM – COMMUNICATIONS GUIDE
GENERAL CHAPTER 8: IEC 61850
Table 8-2: Protection and Protection Related Elements in the 869
869 PROTECTION and PROTECTION RELATED ELEMENTS Corresponding IEC61850 Logical
node and number of instances
GENERIC PROCESS I/O GGIO(6)
METERING AND MEASUREMENT MMXU(3)
SEQUENCE AND IMBALANCE MSQI(3)
NON PHASE RELATED METERING MMXN
CIRCUIT BREAKER XCBR(3)
BREAKER FAILURE RBRF
SYNCHROCHECK RSYN
AUTORECLOSING RREC(1)
PHASE TOC 1-3 (51P) PTOC(3)
PHASE IOC 1-3 (50P) PIOC(3)
PHASE DIRECTIONAL OC (67P) RDIR
NEUTRAL TOC1-2 (51N) PTOC(2)
NEUTRAL IOC 1-2 (50N) PIOC(2)
NEUTRAL DIRECTIONAL OC (67N) RDIR
GROUND TOC 1 (51G) PTOC(1)
GROUND IOC 1 (50G) PIOC(1)
GROUND DIRECTIONAL OC (67G) RDIR
SENSITIVE GROUND TOC (51SG) PTOC(1)
SENSITIVE GROUND IOC (50 SG) PIOC(1)
SENS. GROUND DIRECTIONAL OC (67SG) RDIR
NEGATIVE SEQUENCE TOC (51_2) PTOC(1)
NEGATIVE SEQUENCE IOC (50_2) PIOC(1)
NEGATIVE SEQUENCE DIRECTIONAL (67_2) RDIR
PHASE UNDERVOLTAGE 1-2 (27P) PTUV(2)
AUX UNDERVOLTAGE 1 -2(27X) PTUV(2)
AUX OVERVOLTAGE 1 -2(59X) PTOV(2)
PHASE OVERVOLTAGE 1 -2(59P) PTOV(2)
NEUTRAL OVERVOLTAGE (59N) PTOV(1)
NEGATIVE SEQUENCE OVERVOLTAGE (59_2) PTOV(1)
VT FUSE FAIL
REVERSE POWER (32RP)
DIRECTIONAL POWER (32) PDOP
WATTMETRIC GND FAULT
UNDERFREQUENCY 1-4 (81U) PTUF(4)
OVERFREQUENCY 1 -2(81O) PTOF(2)
THERMAL OVERLOAD PTTR
FREQUENCY RATE OF CHANGE (81df/dt) PFRC
POWER FACTOR 1 POPF(2)
FAULT LOCATOR RFLO
CURRENT LEVEL
MANUAL CLOSE BLOCKING
LOAD ENCROACHMENT
COLD LOAD PICKUP
BUS TRANSFER
UNDERVOLTAGE RESTORATION
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