ABB REC 561, User Manual

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ABB Network Partner AB
Page I
Contents Page
Application .............................................................................................. 5-1
Design .................................................................................................... 5-1
Three-phase front logic .................................................................. 5-1
Single-phase front logic.................................................................. 5-2
Tripping logic circuits...................................................................... 5-3
Testing.................................................................................................... 5-6
Appendix................................................................................................. 5-7
Terminal diagrams.......................................................................... 5-7
Signal list ........................................................................................ 5-7
Setting table ................................................................................... 5-8
Application .............................................................................................. 5-9
Synchronism check ........................................................................ 5-9
Energizing check .......................................................................... 5-11
Voltage selection .......................................................................... 5-12
Voltage selection for a single busbar ................................... 5-13
Voltage selection for a double bus....................................... 5-16
Theory of operation .............................................................................. 5-17
Synchro check.............................................................................. 5-17
Voltage-selection.......................................................................... 5-18
Setting .................................................................................................. 5-20
Operation...................................................................................... 5-20
Input phase................................................................................... 5-21
UMeasure..................................................................................... 5-21
USelection .................................................................................... 5-21
AutoEnerg and ManEnerg............................................................ 5-21
Testing.................................................................................................. 5-22
Test equipment............................................................................. 5-22
Synchro-check tests ..................................................................... 5-22
Test of voltage difference .................................................... 5-22
Test of phase difference ...................................................... 5-24
Test of frequency difference ................................................ 5-25
Test of reference voltage ..................................................... 5-25
Test of energizing check .............................................................. 5-25
Test of dead line live bus (DLLB)......................................... 5-25
Dead bus live line (DBLL) .................................................... 5-26
Energizing in both directions (DLLB or DBLL) ..................... 5-27
Test of voltage selection ...................................................... 5-27
Appendix............................................................................................... 5-29
Terminal diagrams........................................................................ 5-29