
Functionality.......................................................................................73
Function block...................................................................................74
Signals...............................................................................................74
Settings..............................................................................................75
Monitored data...................................................................................77
Operation principle............................................................................78
Technical data...................................................................................82
Four step residual overcurrent protection, zero, negative sequence
direction EF4PTOC (51N/67N)...............................................................83
Identification .....................................................................................83
Functionality.......................................................................................83
Function block...................................................................................84
Signals...............................................................................................84
Settings..............................................................................................85
Monitored data...................................................................................88
Operation principle............................................................................88
Operating quantity within the function..........................................88
Internal polarizing.........................................................................89
Operating directional quantity within the function.........................92
External polarizing for ground-fault function.................................93
Base quantities within the protection............................................94
Internal ground-fault protection structure......................................94
Four residual overcurrent steps....................................................94
Directional supervision element with integrated directional
comparison function.....................................................................95
Technical data.................................................................................100
Thermal overload protection, two time constants TRPTTR (49)...........101
Identification ...................................................................................101
Functionality....................................................................................101
Function block.................................................................................101
Signals.............................................................................................102
Settings............................................................................................102
Monitored data.................................................................................103
Operation principle..........................................................................104
Technical data.................................................................................107
Breaker failure protection 3-phase activation and output CCRBRF
Identification....................................................................................107
Functionality....................................................................................107
Function block.................................................................................108
Table of contents
3
Technical Manual
Summary of Contents for REB650
Page 1: ...Relion 650 series Busbar protection REB650 ANSI Technical Manual ...
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Page 437: ...IEC12000585 V1 EN 1MRK 505 277 UUS C Section 16 IED physical connections 431 Technical Manual ...
Page 438: ...IEC12000586 V1 EN Section 16 1MRK 505 277 UUS C IED physical connections 432 Technical Manual ...
Page 439: ...IEC12000587 V1 EN 1MRK 505 277 UUS C Section 16 IED physical connections 433 Technical Manual ...
Page 440: ...IEC12000588 V1 EN Section 16 1MRK 505 277 UUS C IED physical connections 434 Technical Manual ...
Page 441: ...IEC12000589 V1 EN 1MRK 505 277 UUS C Section 16 IED physical connections 435 Technical Manual ...
Page 442: ...IEC12000590 V1 EN Section 16 1MRK 505 277 UUS C IED physical connections 436 Technical Manual ...
Page 443: ...IEC12000591 V1 EN 1MRK 505 277 UUS C Section 16 IED physical connections 437 Technical Manual ...
Page 444: ...IEC12000592 V1 EN Section 16 1MRK 505 277 UUS C IED physical connections 438 Technical Manual ...
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