ABB Relion 670 series - Page 20

Setting guidelines............................................................................ 605
Directional negative sequence overcurrent protection............... 605
Negative sequence overcurrent protection.................................607
Generator stator overload protection in accordance with IEC
or ANSI standards...................................................................... 610
Open phase protection for transformer, lines or generators
and circuit breaker head flashover protection for generators..... 612
Voltage restrained overcurrent protection for generator and
step-up transformer.................................................................... 613
Loss of excitation protection for a generator.............................. 613
Section 13 System protection and control...........................................617
Multipurpose filter SMAIHPAC..............................................................617
Identification.................................................................................... 617
Application....................................................................................... 617
Setting guidelines............................................................................ 619
Setting example..........................................................................619
Section 14 Secondary system supervision..........................................623
Current circuit supervision (87).............................................................623
Identification.................................................................................... 623
Application....................................................................................... 623
Setting guidelines............................................................................ 624
Fuse failure supervision FUFSPVC...................................................... 624
Identification.................................................................................... 624
Application....................................................................................... 624
Setting guidelines............................................................................ 625
General.......................................................................................625
Setting of common parameters.................................................. 625
Negative sequence based.......................................................... 626
Zero sequence based.................................................................627
Delta V and delta I ..................................................................... 628
Dead line detection.....................................................................628
Fuse failure supervision VDSPVC (60).................................................628
Identification.................................................................................... 629
Application....................................................................................... 629
Setting guidelines............................................................................ 630
Section 15 Control...............................................................................633
Synchronism check, energizing check, and synchronizing
SESRSYN (25)..................................................................................... 633
Table of contents
14 Line distance protection REL670 2.2 ANSI
Application manual