Table 2. Supported functions
Function IEC 61850 A C D
Protection
Three-phase non-directional overcurrent protection, low stage PHLPTOC 1 1
Three-phase non-directional overcurrent protection, high stage PHHPTOC 1 1
Three-phase non-directional overcurrent protection, instantaneous stage PHIPTOC 1 1 1
Three-phase directional overcurrent protection, low stage DPHLPDOC 2
1
TR
Three-phase directional overcurrent protection, high stage DPHHPDOC 1
1
TR
Three-phase voltage-dependent overcurrent protection PHPVOC 1 1
Non-directional earth-fault protection, high stage EFHPTOC 1 1 1
Directional earth-fault protection, low stage DEFLPDEF 2 2 2
Directional earth-fault protection, high stage DEFHPDEF 1 1 1
Transient/intermittent earth-fault protection INTRPTEF
1
1)
Negative-sequence overcurrent protection NSPTOC 2
Negative-sequence overcurrent protection for machines MNSPTOC 2 2
Residual overvoltage protection ROVPTOV 2 2 2
Three-phase undervoltage protection PHPTUV 2 2 2
Three-phase overvoltage protection PHPTOV 2 2 2
Positive-sequence undervoltage protection PSPTUV 2 2 2
Negative-sequence overvoltage protection NSPTOV 2 2 2
Frequency protection FRPFRQ 6 6 4
Overexcitation protection OEPVPH 1 1
Three-phase thermal protection for feeders, cables and distribution
transformers
T1PTTR 1
Three-phase thermal overload protection, two time constants T2PTTR 1 1
Circuit breaker failure protection CCBRBRF 1
1
2)
1
2)
Three-phase inrush detector INRPHAR 1 1 1
Master trip TRPPTRC 2
(3)
3)
3
(3)
3)
3
(3)
3)
Arc protection ARCSARC (3)
(3)
2)
(3)
2)
Multipurpose protection MAPGAPC 18 18 18
Stabilized and instantaneous differential protection for machines MPDIF 1
Third harmonic-based stator earth-fault protection H3EFPSEF 1
Underpower protection DUPPDPR 2 2
Reverse power/directional overpower protection DOPPDPR 2 3 2
Three-phase underexcitation protection UEXPDIS 1 1
Three-phase underimpedance protection UZPDIS 1
Out-of-step protection OOSRPSB 1 1
Interconnection functions
Directional reactive power undervoltage protection DQPTUV 1
Low-voltage ride-through protection LVRTPTUV 3
Voltage vector shift protection VVSPPAM 1
Power quality
Current total demand distortion CMHAI
(1)
4)
(1)
4)
(1)
4)
Voltage total harmonic distortion VMHAI
(1)
4)
(1)
4)
(1)
4)
Voltage variation PHQVVR
(1)
4)
(1)
4)
(1)
4)
Voltage unbalance VSQVUB
(1)
4)
(1)
4)
(1)
4)
Control
Circuit-breaker control CBXCBR 1 1 1
Disconnector control DCXSWI 2 2 2
Earthing switch control ESXSWI 1 1 1
Disconnector position indication DCSXSWI 3 3 3
Earthing switch indication ESSXSWI 2 2 2
Synchronism and energizing check SECRSYN 1 1
Condition monitoring and supervision
Circuit-breaker condition monitoring SSCBR 1 1 1
Trip circuit supervision TCSSCBR 2 2 2
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