ABB REF630 - Page 16

Description IEC 61850 IEC 60617 ANSI
Stabilized differential protection for
machines MPDIF 3dI>G/M 87G/87M
Three-phase overvoltage
protection
PHPTOV 3U> 59
Three-phase undervoltage
protection
PHPTUV 3U< 27
Positive-sequence overvoltage
protection
PSPTOV U1> 47O+
Positive-sequence undervoltage
protection
PSPTUV U1< 47U+
Negative-sequence overvoltage
protection
NSPTOV U2> 47O-
Residual overvoltage protection ROVPTOV U0> 59G
Directional reactive power
undervoltage protection
DQPTUV Q>-->,3U< 32Q,27
Reverse power/directional
overpower protection
DOPPDPR P> 32R/32O
Underpower protection DUPPDPR P< 32U
Frequency gradient protection DAPFRC df/dt> 81R
Overfrequency protection DAPTOF f> 81O
Underfrequency protection DAPTUF f< 81U
Load shedding LSHDPFRQ UFLS/R 81LSH
Low voltage ride through protection
function
LVRTPTUV U<RT 27RT
Overexcitation protection OEPVPH U/f> 24
Voltage vector shift protection VVSPPAM VS 78V
Three-phase underexcitation
protection UEXPDIS X< 40
Three-phase underimpedance
protection UZPDIS Z< GT 21GT
Circuit breaker failure protection CCBRBRF 3I>/I0>BF 51BF/51NBF
Tripping logic TRPPTRC I -> O 94
Multipurpose analog protection MAPGAPC MAP MAP
Protection-related functions
Local acceleration logic DSTPLAL LAL LAL
Communication logic for residual
overcurrent
RESCPSCH CLN 85N
Scheme communication logic DSOCPSCH CL 85
Current reversal and WEI logic CRWPSCH CLCRW 85CRW
Current reversal and WEI logic for
residual overcurrent
RCRWPSCH CLCRWN 85NCRW
Control
Bay control QCCBAY CBAY CBAY
Interlocking interface SCILO 3 3
Table continues on next page
Section 1 1MRS756801 E
Introduction
8 630 series
Commissioning Manual