ABB Relion 620 Series - Functions, Codes and Symbols

1.4.3 Functions, codes and symbols
Table 1: RET620 functions, codes and symbols
Function IEC 61850 IEC 60617 IEC-ANSI
Protection
Three-phase non-directional
overcurrent protection, low stage,
instance 1
PHLPTOC1 3I> (1) 51P-1 (1)
Three-phase non-directional
overcurrent protection, low stage,
instance 2
PHLPTOC2 3I> (2) 51P-1 (2)
Three-phase non-directional
overcurrent protection, high stage,
instance 1
PHHPTOC1 3I>> (1) 51P-2 (1)
Three-phase non-directional
overcurrent protection, high stage,
instance 2
PHHPTOC2 3I>> (2) 51P-2 (2)
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)
Three-phase directional overcurrent
protection, high stage, instance 1
DPHHPDOC1 3I>> -> (1) 67-2 (1)
Non-directional earth-fault protection,
low stage, instance 1
EFLPTOC1 Io> (1) 51N-1 (1)
Non-directional earth-fault protection,
low stage, instance 2
EFLPTOC2 Io> (2) 51N-1 (2)
Non-directional earth-fault protection,
high stage, instance 1
EFHPTOC1 Io>> (1) 51N-2 (1)
Non-directional earth-fault protection,
high stage, instance 2
EFHPTOC2 Io>> (2) 51N-2 (2)
Directional earth-fault protection, low
stage, instance 1
DEFLPDEF1 Io> -> (1) 67N-1 (1)
Directional earth-fault protection, low
stage, instance 2
DEFLPDEF2 Io> -> (2) 67N-1 (2)
Directional earth-fault protection,
high stage
DEFHPDEF1 Io>> -> (1) 67N-2 (1)
Negative-sequence overcurrent
protection, instance 1
NSPTOC1 I2> (1)
46 (1)
Negative-sequence overcurrent
protection, instance 2
NSPTOC2 I2> (2)
46 (2)
Residual overvoltage protection,
instance 1
ROVPTOV1 Uo> (1) 59G (1)
Residual overvoltage protection,
instance 2
ROVPTOV2 Uo> (2) 59G (2)
Residual overvoltage protection,
instance 3
ROVPTOV3 Uo> (3) 59G (3)
Table continues on next page
Section 1 1MRS757660 A
Introduction
12 RET620
Point List Manual