ABB RELION 670 SERIES Applications Manual page 8
Line distance protection
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Also See for RELION 670 SERIES:
- Technical manual (1432 pages) ,
- Technical reference manual (1232 pages) ,
- Applications manual (760 pages)
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2
Example 3.....................................................................................70
most commonly used CT connections..........................................73
set to the IED................................................................................74
to the IED......................................................................................79
Example how to connect single-phase CT to the IED.................. 82
primary current and minimum pickup of a protection IED..................84
Setting of voltage channels............................................................... 84
Example........................................................................................84
most commonly used VT connections..........................................85
connected VT to the IED.............................................................. 86
Example on how to connect a phase-to-phase connected VT
to the IED......................................................................................88
high impedance grounded or ungrounded networks.................... 90
impedance grounded or solidly grounded power systems........... 93
Example on how to connect a neutral point VT to the IED........... 96
Section 5 Local HMI............................................................................ 99
Display.................................................................................................. 100
LEDs..................................................................................................... 103
Keypad..................................................................................................104
Local HMI functionality..........................................................................106
Protection and alarm indication....................................................... 106
Parameter management .................................................................107
Front communication....................................................................... 108
Section 6 Wide area measurement system.......................................109
Configuration PMUCONF..................................................................... 109
Identification.................................................................................... 109
Application....................................................................................... 109
Operation principle.......................................................................... 109
Short guidance for use of TCP................................................... 110
Short guidance for use of UDP...................................................111
Protocol reporting via IEEE 1344 and C37.118 PMUREPORT............ 113
Line distance protection REL670 2.2 ANSI
Application manual
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