ABB Relion 670 Series Applications Manual page 534

Section 20
Station communication
Function description
Low active power and
power factor protection
Negative sequence
overcurrent protection
Negative sequence
overvoltage protection
Three phase overcurrent
Three phase undercurrent
Thermal overload
protection, one time
constant
Zero sequence
overcurrent protection
Zero sequence
overvoltage protection
Line differential
coordination
Additional security logic
for differential protection
Loss of excitation
Thermal overload
protection, one time
constant
Loss of voltage check
Line differential
protection 3 CT sets, with
inzone transformers, 2-3
line ends
Line differential
protection 6 CT sets, with
inzone transformers, 3-5
line ends
Negativ sequence time
overcurrent protection for
machines
Four step directional
negative phase sequence
overcurrent protection
Table continues on next page
528
IEC 61850 identification
LAPPGAPC
LCNSPTOC
LCNSPTOV
LCP3PTOC
LCP3PTUC
LCPTTR
LCZSPTOC
LCZSPTOV
LDLPSCH
LDRGFC
LEXPDIS
LFPTTR
LOVPTUV
LT3CPDIF
LT6CPDIF
NS2PTOC
NS4PTOC
© Copyright 2017 ABB. All rights reserved
Function description
Voltage-restrained time
overcurrent protection
Local acceleration logic
Scheme communication
logic for distance or
overcurrent protection
Current reversal and
weak-end infeed logic for
distance protection
Automatic switch onto
fault logic, voltage and
current based
Under impedance
protection for generator
Fast distance protection
High speed distance
protection
Distance measuring zone,
quadrilateral
characteristic for series
compensated lines
Distance measuring zone,
quadrilateral
characteristic for series
compensated lines
Fullscheme distance
protection, mho
characteristic
Fullscheme distance
protection, quadrilateral
for earth faults
Fullscheme distance
protection, quadrilateral
for earth faults
Distance protection zone,
quadrilateral
characteristic
Distance protection zone,
quadrilateral
characteristic
Distance protection zone,
quadrilateral
characteristic, separate
settings
Distance protection zone,
quadrilateral
characteristic, separate
settings
1MRK 511 401-UUS F
IEC 61850 identification
VRPVOC
ZCLCPSCH
ZCPSCH
ZCRWPSCH
ZCVPSOF
ZGVPDIS
ZMFCPDIS
ZMFPDIS
ZMCAPDIS
ZMCPDIS
ZMHPDIS
ZMMAPDIS
ZMMPDIS
ZMQAPDIS
ZMQPDIS
ZMRAPDIS
ZMRPDIS
Bay control REC670
Application manual