6.17.4.3 Settings............................................................................................................... 637
6.17.4.4 Information List................................................................................................... 638
6.17.5 Stage with Inverse-Time Characteristic Curve............................................................. 639
6.17.5.1 Description.......................................................................................................... 639
6.17.5.2 Application and Settings Notes.............................................................................640
6.17.5.3 Settings............................................................................................................... 641
6.17.5.4 Information List................................................................................................... 641
6.18 Directional Negative-Sequence Protection....................................................................... 642
6.18.1 Overview of Functions...............................................................................................642
6.18.2 Structure of the Function ..........................................................................................642
6.18.3 Function Description..................................................................................................642
6.18.4 Application and Setting Notes for Direction Determination ........................................ 647
6.18.5 Application and Setting Notes for Stages ...................................................................647
6.18.6 Settings.....................................................................................................................649
6.18.7 Information List.........................................................................................................650
6.19 Thermal Overload Protection, 3-Phase - Advanced........................................................... 651
6.19.1 Overview of Functions...............................................................................................651
6.19.2 Structure of the Function...........................................................................................651
6.19.3 Filter for RMS Value Gain........................................................................................... 651
6.19.3.1 Description.......................................................................................................... 651
6.19.3.2 Application and Setting Notes.............................................................................. 652
6.19.3.3 Settings............................................................................................................... 653
6.19.3.4 Information List................................................................................................... 654
6.19.4 Stage with Thermal Overload Protection, 3-Phase - Advanced.....................................654
6.19.4.1 Description ......................................................................................................... 654
6.19.4.2 Application and Setting Notes.............................................................................. 659
6.19.4.3 Settings............................................................................................................... 662
6.19.4.4 Information List................................................................................................... 663
6.20 Thermal Overload Protection, User-Defined Characteristic Curve...................................... 665
6.20.1 Overview of Functions...............................................................................................665
6.20.2 Structure of the Function...........................................................................................665
6.20.3 Function Description..................................................................................................666
6.20.4 Application and Setting Notes....................................................................................670
6.20.5 Settings.....................................................................................................................673
6.20.6 Information List.........................................................................................................674
6.21 Thermal Overload Protection, 1-Phase............................................................................. 676
6.21.1 Overview of Functions...............................................................................................676
6.21.2 Structure of the Function...........................................................................................676
6.21.3 Function Description..................................................................................................677
6.21.4 Application and Setting Notes....................................................................................680
6.21.5 Settings.....................................................................................................................684
6.21.6 Information List.........................................................................................................685
6.22 Unbalanced-Load Protection............................................................................................686
6.22.1 Overview of Functions...............................................................................................686
6.22.2 Structure of the Function...........................................................................................686
6.22.3 Function Description..................................................................................................687
6.22.4 Application and Setting Notes....................................................................................689
6.22.5 Settings.....................................................................................................................691
6.22.6 Information List.........................................................................................................691
Table of Contents
20 SIPROTEC 5, Overcurrent Protection, Manual
C53000-G5040-C017-8, Edition 07.2017
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