ABB RELION REX640 Technical Manual page 58

Hide thumbs Also See for RELION REX640:
Table of Contents

Advertisement

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
Table continues on next page
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

Hide quick links:

Advertisement

Table of Contents
loading

Table of Contents