Function IEC 61850 IEC 60617 IEC-ANSI
Negative-sequence overcurrent protection
for machines
MNSPTOC1 I2>M (1) 46M (1)
Loss of load supervision LOFLPTUC1 3I< (1) 37 (1)
Motor load jam protection JAMPTOC1 Ist> (1) 51LR (1)
Motor start-up supervision STTPMSU1 Is2t n< (1) 49,66,48,51LR (1)
Phase reversal protection PREVPTOC1 I2>> (1) 46R (1)
Thermal overload protection
for motors
MPTTR1 3Ith>M (1) 49M (1)
Three-phase thermal overload protection,
two time constants
T2PTTR1 3Ith>T/G/C (1) 49T/G/C (1)
Stabilized and instantaneous differential
protection for two-winding transformers
TR2PTDF1 3dI>T (1) 87T (1)
Numerically stabilized low-impedance
restricted earthfault protection
LREFPNDF1 dIoLo> (1) 87NL (1)
Table 104. Interconnection functions
Function IEC 61850 IEC 60617 IEC-ANSI
Directional reactive power undervoltage
protection
DQPTUV1 Q> ->,3U< (1) 32Q,27 (1)
Low-voltage ride through protection LVRTPTUV1 U<RT (1) 27RT (1)
Table 105. Power quality
Function IEC 61850 IEC 60617 IEC-ANSI
Current total demand distortion CMHAI1 PQM3I (1) PQM3I (1)
Voltage total harmonic distortion VMHAI1 PQM3U (1) PQM3V (1)
Voltage variation PHQVVR1 PQMU (1) PQMV (1)
Voltage unbalance VSQVUB1 PQUUB (1) PQVUB (1)
Table 106. Control
Function IEC 61850 IEC 60617 IEC-ANSI
Circuit-breaker control CBXCBR1 I <-> O CB (1) I <-> O CB (1)
Disconnector control DCXSWI1 I <-> O DCC (1) I <-> O DCC (1)
Earthing switch control ESXSWI1 I <-> O ESC (1) I <-> O ESC (1)
Disconnector position indication DCSXSWI1 I <-> O DC (1) I <-> O DC (1)
Earthing switch indication ESSXSWI1 I <-> O ES (1) I <-> O ES (1)
Autoreclosing DARREC1 O -> I (1) 79 (1)
Synchronism and energizing check SECRSYN1 SYNC (1) 25 (1)
Tap changer position indication TPOSYLTC1 TPOSM (1) 84M (1)
Table 107. Condition monitoring and supervision
Function IEC 61850 IEC 60617 IEC-ANSI
Circuit-breaker condition monitoring SSCBR1 CBCM (1) CBCM (1)
Runtime counter for machines and devices MDSOPT1 OPTS (1) OPTM (1)
Table 108. Measurement
Function IEC 61850 IEC 60617 IEC-ANSI
Disturbance recorder RDRE1 DR (1) DFR (1)
Fault record FLTRFRC1 FAULTREC (1) FAULTREC (1)
Three-phase current measurement CMMXU1 3I (1) 3I (1)
Sequence current measurement CSMSQI1 I1, I2, I0 (1) I1, I2, I0 (1)
Residual current measurement RESCMMXU1 Io (1) In (1)
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