Table 117. Functions included in the relay, continued
Function IEC 61850 IEC 60617 IEC-ANSI
Overexcitation protection OEPVPH1 U/f> (1) 24 (1)
Three-phase thermal protection for feeders, cables
and distribution transformers
T1PTTR1 3Ith>F (1) 49F (1)
Three-phase thermal overload protection, two time
constants
T2PTTR1 3Ith>T/G/C (1) 49T/G/C (1)
Circuit breaker failure protection CCBRBRF1 3I>/Io>BF (1) 51BF/51NBF (1)
Three-phase inrush detector INRPHAR1 3I2f> (1) 68 (1)
Master trip TRPPTRC1 Master Trip (1) 94/86 (1)
TRPPTRC2 Master Trip (2) 94/86 (2)
TRPPTRC3 Master Trip (3) 94/86 (3)
TRPPTRC4 Master Trip (4) 94/86 (4)
TRPPTRC5 Master Trip (5) 94/86 (5)
TRPPTRC6 Master Trip (6) 94/86 (6)
Arc protection ARCSARC1 ARC (1) 50L/50NL (1)
ARCSARC2 ARC (2) 50L/50NL (2)
ARCSARC3 ARC (3) 50L/50NL (3)
Multipurpose protection MAPGAPC1 MAP (1) MAP (1)
MAPGAPC2 MAP (2) MAP (2)
MAPGAPC3 MAP (3) MAP (3)
MAPGAPC4 MAP (4) MAP (4)
MAPGAPC5 MAP (5) MAP (5)
MAPGAPC6 MAP (6) MAP (6)
MAPGAPC7 MAP (7) MAP (7)
MAPGAPC8 MAP (8) MAP (8)
MAPGAPC9 MAP (9) MAP (9)
MAPGAPC10 MAP (10) MAP (10)
MAPGAPC11 MAP (11) MAP (11)
MAPGAPC12 MAP (12) MAP (12)
MAPGAPC13 MAP (13) MAP (13)
MAPGAPC14 MAP (14) MAP (14)
MAPGAPC15 MAP (15) MAP (15)
MAPGAPC16 MAP (16) MAP (16)
MAPGAPC17 MAP (17) MAP (17)
MAPGAPC18 MAP (18) MAP (18)
Stabilized and instantaneous differential protection
for machines
MPDIF1 3dI>G/M (1) 87G/M (1)
Third harmonic-based stator earth-fault protection H3EFPSEF1 dUo>/Uo3H (1) 27/59THD (1)
Underpower protection DUPPDPR1 P< (1) 32U (1)
DUPPDPR2 P< (2) 32U (2)
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