This thesis describes the problem of malfunctions, that most commonly appear in electromagnetic networks and their properties. Additionally, the solution of powerline conductor breakage using protective system Lisa is described.
The introduction starts with the presentation of all possible malfunction types, which can occur in the electromagnetic network, caused by internal or external factors. Afterwards, it focuses on the description and functioning of the protective system Lisa. Furthermore, it explains the execution and usage of the system on the powerline 20kV RTP Ilirska BistricaTP Sviščaki 1. It concludes with derivations and calculations of an example of conductor breakage.
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