1.4.3 Functions, codes and symbols
All available functions are listed in the table. All of them may not be applicable to all
products.
Table 1: Functions included in the relays
Function IEC 61850 IEC 60617 IEC-ANSI
Protection
Three-phase non-directional
overcurrent protection, low stage,
instance 1
PHLPTOC1
3I> (1) 51P-1 (1)
FPHLPTOC1 F3I> (1) F51P-1 (1)
Three-phase non-directional
overcurrent protection, high stage,
instance 1
PHHPTOC1
3I>> (1) 51P-2 (1)
Three-phase non-directional
overcurrent protection, instantaneous
stage, instance 1
PHIPTOC1
3I>>> (1) 50P/51P (1)
Three-phase non-directional
overcurrent protection, instantaneous
stage, instance 2
PHIPTOC2
3I>>> (2) 50P/51P (2)
Three-phase directional overcurrent
protection, low stage, instance 1
DPHLPDOC1 3I> -> (1) 67-1 (1)
FDPHLPDOC1 F3I> -> (1) F67-1 (1)
Three-phase directional overcurrent
protection, low stage, instance 2
DPHLPDOC2 3I> -> (2) 67-1 (2)
FDPHLPDOC2 F3I> -> (2) F67-1 (2)
Three-phase directional overcurrent
protection, low stage, instance 3
DPHLPDOC3 3I> -> (3) 67-1 (3)
Three-phase directional overcurrent
protection, low stage, instance 4
DPHLPDOC4 3I> -> (4) 67-1 (4)
Three-phase directional overcurrent
protection, high stage, instance 1
DPHHPDOC1 3I>> -> (1) 67-2 (1)
Three-phase directional overcurrent
protection, high stage, instance 2
DPHHPDOC2 3I>> -> (2) 67-2 (2)
Three-phase directional overcurrent
protection, high stage, instance 3
DPHHPDOC3 3I>> -> (3) 67-2 (3)
Three-phase directional overcurrent
protection, high stage, instance 4
DPHHPDOC4 3I>> -> (4) 67-2 (4)
Non-directional earth-fault protection,
low stage, instance 1
EFLPTOC1 Io> (1) 51N-1 (1)
FEFLPTOC1 FIo> (1) F51N-1 (1)
Non-directional earth-fault protection,
high stage, instance 1
EFHPTOC1 Io>> (1) 51N-2 (1)
Non-directional earth-fault protection,
instantaneous stage, instance 1
EFIPTOC1 Io>>> (1) 50N/51N (1)
Directional earth-fault protection, low
stage, instance 1
DEFLPDEF1 Io> -> (1) 67N-1 (1)
FDEFLPDEF1 FIo> -> (1) F67N-1 (1)
Directional earth-fault protection, low
stage, instance 2
DEFLPDEF2 Io> -> (2) 67N-1 (2)
FDEFLPDEF2 FIo> -> (2) F67N-1 (2)
Directional earth-fault protection, low
stage, instance 3
DEFLPDEF3 Io> -> (3) 67N-1 (3)
Table continues on next page
Section 1 1MRS757810 C
Introduction
8 REC615 and RER615
Engineering Manual
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