Table of Contents
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Index
Fault Location Options 470
Fault Locator 624
Double-Ended 388
Fault locator
Double fault 387
Single/double-ended 387
Fault Logging 635
Fault loops 147
Fault Recording 468, 478, 635
Fault recording 27
Feedback monitoring 492
Fibre-optics 76
Final Preparation of the Device 567
Forced Three-Pole Trip 337
Frequency 589
Frequency Protection 623
Operating Ranges 623
Pick-up Values 623
Times 623
Tolerances 623
Frequency protection 381
Delay time 384
Frequency measurement 381
Frequency stages 381
Operating ranges 381
Overfrequency protection 381
Pickup values 384
Pickup/tripping 382
Power swings 382
Underfrequency protection 381
Function Blocks 630
Function Control 443
Functional scope 37
Fuse Failure Monitor 425, 436
G
General 37
General Interrogation 470
General pickup 176
GPS 34
GPS synchronisation 87
Grading coordination chart 152, 170
H
High Current Switch-onto-Fault Protection 290, 612
>>, 3I
High-current stages I
ph
Humidity 582
772
>> 309
0
I
Impedance pickup
implicit 119
Independent Zones 157, 172
Independent zones 152
Indication memory 34
Indications 469
Information exchange 90
Information to a Control Centre 468
Input/output board
C-I/O-2 513
Input/output module
C-I/O-1 506
C-I/O-10 509, 511
Inrush restraint 226, 244
Installation: Panel Surface Mounting 524
Instantaneous trip
I>>> stage 290
I>>>> stage 291
Instantaneous tripping 281
before automatic reclosure 307
Instrument Transformer Connection
Checking for More than Two Ends 558
Instrument transformer connection
Differential currents 557
Polarity check 549
Polarity check voltage inputU
Polarity current input I
Restraint currents 557
Insulation Test 579
Interfaces 90
Replacing 517
RS232 518
RS485 519
Termination 520
Interlocking 488
Interrupted currents 471
Intertrip 113, 591
Inverse Current Stage (Earth Fault Protection)
ANSI Characteristic 600
IEC Characteristic 599
Logarithmic Inverse Characteristic 600
Inverse time overcurrent stage 221
Inverse time overcurrent stage 3I
Inverse time stage (earth fault protection)
ANSI characteristic 237
IEC characteristic 236
Logarithmic inverse characteristic 237
Inverse Time Stage (Overcurrent Protection)
IEC Characteristic 615
Inverse Time Stage (Time Overcurrent Protection)
ANSI Characteristic 616
IRIG B 34
C53000-G1176-C169-5, Release date 02.2011
551
4
553
4
220
0P
SIPROTEC, 7SD5, Manual
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