Function IEC 61850 IEC 60617 ANSI/C37.2-2008
RED615 REF615 REG615 REM615 RET615
EFLPTOC2 Io> (2) 51N-1 51N (2)
Non-directional ground-
fault protection, high stage
EFHPTOC1 Io>> (1) 50G-1 50G-1 50G-1 50G-1
EFHPTOC2 Io>> (2) 50G-2 50G-2 50G-2 (2)
EFHPTOC3 Io>> (3) 50N-1
EFHPTOC4 Io>> (4) 50N-2
Non-directional ground-
fault protection,
instantaneous stage
EFIPTOC1 Io>>> (1) 50G-3
EFIPTOC2 Io>>> (2) 50N-3
Directional ground-fault
protection, low stage
DEFLPDEF1 Io> -> (1) 67/51N-1 67/51N-1 67/51N-1 67/51N 67/51N-1 (2)
DEFLPDEF2 Io> -> (2) 67/51N-2 67/51N-2 67/51N-2 67/51N-2 (2)
Directional ground-fault
protection, high stage
DEFHPDEF1 Io>> -> (1) 67/50N-1 67/50N-1 67/50N-1
DEFHPDEF2 Io>> -> (2) 67/50N-2
Admittance-based ground-
fault protection
EFPADM1 Yo> -> (1) 21YN-1 21YN-1
EFPADM2 Yo> -> (2) 21YN-2 21YN-2
EFPADM3 Yo> -> (3) 21YN-3 21YN-3
Wattmetric-based ground-
fault protection
WPWDE1 Po> -> (1) 32N-1 32N-1
WPWDE2 Po> -> (2) 32N-2 32N-2
WPWDE3 Po> -> (3) 32N-3 32N-3
Transient/intermittent
ground-fault protection
INTRPTEF1 Io> -> IEF (1) 67NIEF 67NIEF
Harmonics-based ground-
fault protection
HAEFPTOC1 Io>HA (1) 51NHA 51NHA
Negative-sequence
overcurrent protection
NSPTOC1 I2> (1) 46-1 46-1 46 (1)
NSPTOC2 I2> (2) 46-2 46-2 46 (2)
Phase discontinuity
protection
PDNSPTOC1 I2/I1> (1) 46PD 46PD
Residual overvoltage
protection
ROVPTOV1 Uo> (1) 59G 59G 59G 59G-1 59G (1)
ROVPTOV2 Uo> (2) 59N-1 59N-1 59N-1 59N-1 59N (1)
ROVPTOV3 Uo> (3) 59N-2 59N-2 59N (2)
Three-phase undervoltage
protection
PHPTUV1 3U< (1) 27-1 27-1 27-1 27-1 27-1 (2)
PHPTUV2 3U< (2) 27-2 27-2 27-2 27-2 27-2 (2)
PHPTUV3 3U< (3) 27-3 27-3
Three-phase overvoltage
protection
PHPTOV1 3U> (1) 59-1 59-1 59-1 59-1 59-1 (2)
PHPTOV2 3U> (2) 59-2 59-2 59-2 59-2 59-2 (2)
PHPTOV3 3U> (3) 59-3 59-3
Positive-sequence
undervoltage protection
PSPTUV1 U1< (1) 47U-1 47U-1 47U-1 27PS
PSPTUV2 U1< (2) 47U-2 47U-2
Negative-sequence
overvoltage protection
NSPTOV1 U2> (1) 47-1 47-1 47-1 47-1
NSPTOV2 U2> (2) 47-2 47-2 47-2
Three-phase remnant
undervoltage protection
MSVPR1 3U< (1) 27R-1 27R
MSVPR2 3U< (2) 27R-2
Frequency protection FRPFRQ1 f>/f<,df/dt (1) 81-1 81-1 81-1 81-1 81-1 (2)
FRPFRQ2 f>/f<,df/dt (2) 81-2 81-2 81-2 81-2 81-2 (2)
FRPFRQ3 f>/f<,df/dt (3) 81-3 81-3 81-3
FRPFRQ4 f>/f<,df/dt (4) 81-4 81-4 81-4
FRPFRQ5 f>/f<,df/dt (5) 81-5 81-5
FRPFRQ6 f>/f<,df/dt (6) 81-6 81-6
Overexcitation protection OEPVPH1 U/f> (1) 24 24-1 24-1 (2)
OEPVPH2 U/f> (2) 24-2 24-2 (2)
Table continues on next page
1MAC059074-MB A Section 1
Introduction
615 series ANSI 39
Technical Manual