Quality of supply
Structure of Distribution Networks
Quizzed article REF: D4210 V2
Quality of supply
Structure of Distribution Networks

Author : Alain COIFFIER

Publication date: April 10, 2021, Review date: May 3, 2021 | Lire en français

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7. Quality of supply

The quality of electricity supply is an important feature for most players in the electrical energy sector. It encompasses continuity of supply and the quality of the alternating current wave.

7.1 Continuity of supply

Continuity of supply is characterized by the number and duration of supply interruptions. With regard to interruptions, the NF EN 50160 differentiates cuts as shown below:

  • long interruptions lasting more than 3 minutes with a voltage of less than 1% of the rated voltage;

  • short interruptions, lasting less than 3 minutes with a voltage of less than 1% of the nominal voltage.

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