Function IEC 61850 IEC 60617 ANSI
Three-independent-
phase non- direction-
al overcurrent protec-
tion, instantaneous
stage
PH3IPTOC1 3I_3>>> (1) 50P/51P_3 (1)
Directional three-in-
dependent-phase di-
rectional overcurrent
protection, low stage
DPH3LPDOC1 3I_3> -> (1) 67-1_3 (1)
DPH3LPDOC2 3I_3> -> (2) 67-1_3 (2)
Directional three-in-
dependent-phase di-
rectional overcurrent
protection, high
stage
DPH3HPDOC1 3I_3>> -> (1) 67-2_3 (1)
DPH3HPDOC2 3I_3>> -> (2) 67-2_3 (2)
Three-phase overload
protection for shunt
capacitor banks
COLPTOC1 3I> 3I< (1) 51C/37 (1)
Current unbalance
protection for shunt
capacitor banks
CUBPTOC1 dI>C (1) 51NC-1 (1)
Shunt capacitor bank
switching resonance
protection, current
based
SRCPTOC1 TD> (1) 55TD (1)
Control
Circuit-breaker con-
trol
CBXCBR1 I <-> O CB (1) I <-> O CB (1)
CBXCBR2 I <-> O CB (2) I <-> O CB (2)
CBXCBR3 I <-> O CB (3) I <-> O CB (3)
Disconnector control DCXSWI1 I <-> O DCC (1) I <-> O DCC (1)
DCXSWI2 I <-> O DCC (2) I <-> O DCC (2)
DCXSWI3 I <-> O DCC (3) I <-> O DCC (3)
DCXSWI4 I <-> O DCC (4) I <-> O DCC (4)
Earthing switch con-
trol
ESXSWI1 I <-> O ESC (1) I <-> O ESC (1)
ESXSWI2 I <-> O ESC (2) I <-> O ESC (2)
ESXSWI3 I <-> O ESC (3) I <-> O ESC (3)
Disconnector posi-
tion indication
DCSXSWI1 I <-> O DC (1) I <-> O DC (1)
DCSXSWI2 I <-> O DC (2) I <-> O DC (2)
DCSXSWI3 I <-> O DC (3) I <-> O DC (3)
DCSXSWI4 I <-> O DC (4) I <-> O DC (4)
Earthing switch indi-
cation
ESSXSWI1 I <-> O ES (1) I <-> O ES (1)
ESSXSWI2 I <-> O ES (2) I <-> O ES (2)
ESSXSWI3 I <-> O ES (3) I <-> O ES (3)
Emergency start-up ESMGAPC1 ESTART (1) ESTART (1)
Table continues on the next page
1MRS757644 H Introduction
620 series
Technical Manual
31