Setting up an electrical protection system
Generators and motors electrical protection systems
Article REF: D3775 V2
Setting up an electrical protection system
Generators and motors electrical protection systems

Author : Christophe SCHROEDER

Publication date: May 10, 2025 | Lire en français

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3. Setting up an electrical protection system

3.1 Notions of "protection chains and functions

An electrical protection system is made up of a number of strings of identical structure, each of which performs a specific protective function, e.g. against overcurrents or abnormal voltage or frequency excursions.

Each chain consists of the following components (figure 2 ).

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