ABB RELION REX640 Technical Manual page 58

Section 1
Introduction
52
Function
Three-phase thermal protection for
feeders, cables and distribution
transformers
Three-phase thermal overload
protection, two time constants
Three-phase overload protection for
shunt capacitor banks
Current unbalance protection for
shunt capacitor banks
Three-phase current unbalance
protection for shunt capacitor banks
Shunt capacitor bank switching
resonance protection, current based
Compensated neutral unbalance
voltage protection
Directional negative-sequence
overcurrent protection
Low-voltage ride-through protection
Voltage vector shift protection
Directional reactive power
undervoltage protection
Reverse power/directional
overpower protection
Underpower protection
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
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IEC 61850 IEC 60617
T1PTTR 3Ith>F
T2PTTR 3Ith>T/G/C
COLPTOC 3I> 3I<
CUBPTOC dI>C
HCUBPTOC 3dI>C
SRCPTOC TD>
CNUPTOV CNU>
DNSPDOC I2> ->
LVRTPTUV UU
VVSPPAM VS
DQPTUV Q> -> ,3U<
DOPPDPR P>/Q>
DUPPDPR P<
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
1MRS759142 C
ANSI
49F
49T/G/C
51,37,86C
60N
60P
55ITHD
59NU
67Q
27RT
78VS
32Q,27
32R/32O
32U
21G
40
64TN
64R
87HIM
78PS
46M
37
37
50TDJAM
49,66,48,50TDLR
66
46R
49M
REX640
Technical Manual