ABB RELION REX640 Engineering Manual page 18

Protection and control
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Section 1
Introduction
10
Function
Three-phase underimpedance
protection
Three-phase underexcitation
protection
Third harmonic-based stator earth-
fault protection
Rotor earth-fault protection (injection
method)
High-impedance or flux-balance
based differential protection
Out-of-step protection with double
blinders
Negative-sequence overcurrent
protection for machines
Loss of phase, undercurrent
Loss of load supervision
Motor load jam protection
Motor start-up supervision
Motor start counter
Phase reversal protection
Thermal overload protection for
motors
Stabilized and instantaneous
differential protection for machines
Underpower factor protection
Stabilized and instantaneous
differential protection for two- or
three-winding transformers
Stabilized and instantaneous
differential protection for two-winding
transformers
Numerical stabilized low-impedance
restricted earth-fault protection
High-impedance based restricted
earth-fault protection
High-impedance differential
protection for phase A
High-impedance differential
protection for phase B
High-impedance differential
protection for phase C
Circuit breaker failure protection
Three-phase inrush detector
Master trip
Arc protection
High-impedance fault detection
Table continues on next page
IEC 61850
IEC 60617
UZPDIS
ZZ
UEXPDIS
X<
H3EFPSEF
dUo>/Uo3H
MREFPTOC
Io>R
MHZPDIF
3dIHi>M
OOSRPSB
OOS
MNSPTOC
I2>M
PHPTUC
3I<
LOFLPTUC
3I<
JAMPTOC
Ist>
STTPMSU
Is2t n<
MSCPMRI
n<
PREVPTOC
I2>>
MPTTR
3Ith>M
MPDIF
3dl>M/G
MPUPF
PF<
TR3PTDF
3dI>3W
TR2PTDF
3dI>T
LREFPNDF
dIoLo>
HREFPDIF
dIoHi>
HIAPDIF
dHi_A>
HIBPDIF
dHi_B>
HICPDIF
dHi_C>
CCBRBRF
3I>/Io>BF
INRPHAR
3I2f>
TRPPTRC
Master Trip
ARCSARC
ARC
PHIZ
HIF
1MRS759117 A
ANSI
21G
40
64TN
64R
87HIM
78PS
46M
37
37
50TDJAM
49,66,48,50TDLR
66
46R
49M
87M/87G
55U
87T3
87T
87NLI
87NHI
87_A
87_B
87_C
50BF
68HB
94/86
AFD
HIZ
REX640
Engineering Manual

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