6.23 Overvoltage Protection with 3-Phase Voltage...................................................................692
6.23.1 Overview of Functions .............................................................................................. 692
6.23.2 Structure of the Function...........................................................................................692
6.23.3 Stage with Definite-Time Characteristic Curve............................................................ 693
6.23.3.1 Description ......................................................................................................... 693
6.23.3.2 Application and Setting Notes ............................................................................. 694
6.23.3.3 Settings............................................................................................................... 696
6.23.3.4 Information List................................................................................................... 696
6.23.4 Stage with Inverse-Time Characteristic Curve............................................................. 698
6.23.4.1 Description ......................................................................................................... 698
6.23.4.2 Application and Setting Notes ............................................................................. 701
6.23.4.3 Settings............................................................................................................... 702
6.23.4.4 Information List................................................................................................... 703
6.24 Overvoltage Protection with Zero-Sequence Voltage/Residual Voltage..............................704
6.24.1 Overview of Functions .............................................................................................. 704
6.24.2 Structure of the Function ..........................................................................................704
6.24.3 Stage Description ......................................................................................................705
6.24.4 Application and Setting Notes....................................................................................706
6.24.5 Settings.....................................................................................................................709
6.24.6 Information List.........................................................................................................709
6.25 Overvoltage Protection with Positive-Sequence Voltage...................................................710
6.25.1 Overview of Functions...............................................................................................710
6.25.2 Structure of the Function...........................................................................................710
6.25.3 Stage Description ......................................................................................................711
6.25.4 Application and Setting Notes....................................................................................711
6.25.5 Settings.....................................................................................................................712
6.25.6 Information List.........................................................................................................712
6.26 Overvoltage Protection with Negative-Sequence Voltage................................................. 714
6.26.1 Overview of Functions .............................................................................................. 714
6.26.2 Structure of the Function ..........................................................................................714
6.26.3 General Functionality................................................................................................ 714
6.26.3.1 Description.......................................................................................................... 714
6.26.3.2 Application and Setting Notes.............................................................................. 715
6.26.3.3 Settings............................................................................................................... 716
6.26.3.4 Information List................................................................................................... 716
6.26.4 Stage with Negative-Sequence Voltage...................................................................... 717
6.26.4.1 Description.......................................................................................................... 717
6.26.4.2 Application and Setting Notes.............................................................................. 717
6.26.4.3 Settings............................................................................................................... 719
6.26.4.4 Information List................................................................................................... 720
6.27 Overvoltage Protection with Any Voltage.........................................................................721
6.27.1 Overview of Functions...............................................................................................721
6.27.2 Structure of the Function...........................................................................................721
6.27.3 Stage Description...................................................................................................... 722
6.27.4 Application and Setting Notes....................................................................................723
6.27.5 Settings.....................................................................................................................725
6.27.6 Information List.........................................................................................................725
6.28 Overvoltage Protection with Negative-Sequence Voltage/Positive-Sequence Voltage ....... 727
6.28.1 Overview of Functions...............................................................................................727
Table of Contents
SIPROTEC 5, Overcurrent Protection, Manual 21
C53000-G5040-C017-8, Edition 07.2017
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