
52
R E M 61 5 A N S I 5.0 FP1
M OTO R P R OT EC T I O N A N D CO N T R O L
30. Functions, codes and symbols
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Table 86. Functions included in the relay
Function
IEC 61850
ANSI
Protection
Three-phase non-directional overcurrent protection, low stage
PHLPTOC
51P
Three-phase non-directional overcurrent protection, high stage
PHHPTOC
50P
Three-phase non-directional overcurrent protection, instantaneous stage
PHIPTOC
50P-3
Non-directional earth-fault protection, low stage
EFLPTOC
51G
Non-directional earth-fault protection, high stage
EFHPTOC
50G
Directional earth-fault protection, low stage
DEFLPDEF
67/51N
Residual overvoltage protection
ROVPTOV
59G/59N
Three-phase undervoltage protection
PHPTUV
27
Three-phase overvoltage protection
PHPTOV
59
Positive-sequence undervoltage protection
PSPTUV
27PS
Negative-sequence overvoltage protection
NSPTOV
47
Three-phase remnant undervoltage protection
MSVPR
27R
Frequency protection
FRPFRQ
81
Overexcitation protection
OEPVPH
24
Negative-sequence overcurrent protection for machines
MNSPTOC
46M
Loss of load supervision
LOFLPTUC
37M
Motor load jam protection
JAMPTOC
51LR
Motor start-up supervision
STTPMSU
66/51LRS
Phase reversal protection
PREVPTOC
46R
Thermal overload protection for motors
MPTTR
49M
Motor differential protection
MPDIF
High-impedance differential protection for phase A
HIAPDIF1
87A
High-impedance differential protection for phase B
HIBPDIF
87B
High-impedance differential protection for phase C
HICPDIF
87C
Circuit breaker failure protection
CCBRBRF
50BF
Master trip
TRPPTRC
86/94
Arc protection
ARCSARC
AFD
Multipurpose protection
MAPGAPC
MAP
Underpower protection
DUPPDPR
32U
Reverse power/ directional overpower protection
DOPPDPR
32O
Control
Circuit breaker control
CBXCBR
52
Disconnector control
DCXSWI
29DS
Earthing switch control
ESXSWI
29GS
Disconnector position indication
DCSXSWI
52-TOC, 29DS
Earthing switch indication
ESSXSWI
29GS
Emergency startup
ESMGAPC
62EST
Conditioning monitoring and supervision
Circuit breaker condition monitoring
SSCBR
52CM
Trip circuit supervision
TCSSCBR
TCM
Current circuit supervision
CCSPVC
CCM
Fuse failure supervision
SEQSPVC
60
Runtime counter for machines and devices
MDSOPT
OPTM