Table of Contents
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K
k-factor 415
L
Life contact 501
Limit value monitoring 484
Limits for CFC blocks 631
Limits for user-defined functions 631
Line energization recognition 443
Line Sections 387
Line sections 389
Line symmetry (double-ended fault locating) 389
Load range (only for impedance pickup) 135
Long-Term Average Values 480
M
Mean values 480
Measured value correction
Double-end fed lines 390
Parallel line 390
Measured values 303, 628
Measured Values Constellation 477
Measured Voltage Failure Monitoring 428
Measured voltage failure monitoring 436
Measurement value acquisition
Currents 419
Measures for Weak or Zero Infeed 211
Mechanical Design 583
Mechanical Tests 581
Memory Components 418
MHO characteristic 163
Pickup 169
Minimum current 132
Modem 76
Monitoring 78
Monitoring Functions 34, 628
N
Nominal currents 501
O
Open Pole Detector 449
Operating polygon 146
Operating polygons 146
Operating Time of the Circuit Breaker 558
Operational accuracy limit factor 50
Operational Indication Buffer 635
SIPROTEC, 7SD5, Manual
C53000-G1176-C169-5, Release date 02.2011
Operational Indications 469
Operational measured values 472, 634
Operator Interface 575
Operator interface
Check 525
Optical Fibres 527
Optical fibres 528
Ordering Data 642
Oscillographic Recording for Test 566
Output Relays 467
Overcurrent pickup 119
U/I/ϕ pickup 138
U/Ipickup 138
Overcurrent stage
> (definite-time overcurrent protection) 311
3I
0
(inverse-time overcurrent protection with ANSI
3I
0P
characteristics) 313
(inverse-time overcurrent protection with IEC
3I
0P
characteristics) 312
I> (definite time) 304
(inverse time) 304
I
P
I
(inverse-time overcurrent protection with ANSI
P
characteristics) 313
I
(inverse-time overcurrent protection with IEC
P
characteristics) 312
I
> (definite-time overcurrent protection) 311
ph
Overreach schemes
Distance protection 597
Earth fault protection 608
Overtemperature 417
Overvoltage protection 361
Compounding 363
Negative sequence system U
Optional single-phase voltage 621
Phase-earth 620
Phase-phase 362, 620
Phase-to-earth 372
Phase-to-phase 372
Positive sequence system U
Positive sequence systemU
Zero sequence system 3U
Zero-sequence system 374
Zero-sequence system 3U
P
Panel Flush Mounting 521
Panel flush mounting 637, 638
Parallel line measured value correction 130, 134
Parallel line mutual impedance 62
Parallel protection functions 38
Permissive Overreach Transfer Trip (POTT)
Distance Protection 194
Permissive Underreach Transfer Trip with Zone Accelera-
tion Z1B (PUTT) 191
Index
364, 373, 621
2
373
1
363, 620
1
621
0
365
0
773
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