Application....................................................................................... 335
Setting guidelines............................................................................ 335
Summation block 3 phase 3PHSUM.................................................... 338
Identification.................................................................................... 338
Application....................................................................................... 338
Setting guidelines............................................................................ 338
Global base values GBASVAL............................................................. 339
Identification.................................................................................... 339
Application....................................................................................... 339
Setting guidelines............................................................................ 339
Authority check ATHCHCK...................................................................340
Identification.................................................................................... 340
Application....................................................................................... 340
Authorization handling in the IED............................................... 341
Authority status ATHSTAT....................................................................342
Identification.................................................................................... 342
Application....................................................................................... 342
Denial of service................................................................................... 343
Identification.................................................................................... 343
Application....................................................................................... 343
Setting guidelines............................................................................ 343
Section 16 Requirements.................................................................... 345
Current transformer requirements........................................................ 345
Current transformer classification....................................................345
Conditions........................................................................................346
Fault current.....................................................................................347
Secondary wire resistance and additional load............................... 347
General current transformer requirements...................................... 348
Rated equivalent secondary e.m.f. requirements............................ 348
Breaker failure protection........................................................... 348
Non-directional instantaneous and definitive time, phase and
residual overcurrent protection................................................... 349
Non-directional inverse time delayed phase and residual
overcurrent protection.................................................................350
Directional phase and residual overcurrent protection............... 351
Current transformer requirements for CTs according to other
standards.........................................................................................351
Current transformers according to IEC 61869-2, class P, PR.... 351
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Application manual
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