Transportation and distribution networks

This dossier is part of a series on "Protection of transmission and distribution networks".

After the [D 4 800v2] "Presentation" file, the following points were addressed in the [D 4 801] "Protection of transmission and distribution networks against short-circuits and insulation faults" file:

• performance and constraints imposed on protection systems by different types of network;

• presentation of the internationally accepted protection classification ;

• reminder of the influence of transients on protection behavior.

In the [D 4 802] file "Protection of transmission and distribution lines and cables", the following points were addressed:

• description of measurement principles for relays dedicated to overhead lines ;

• description of measurement principles for relays dedicated to underground cables.

In the [D 4 803] file "Protection of busbars and transformers, the contribution of digital techniques", the following points were addressed:

• description of protection principles and relays particularly suited to busbar structures ;

• description of measurement principles for relays dedicated to transformers ;

• contribution and interest of digital techniques for protection relays and substation control.

This document describes the various ways in which this equipment can be combined in systems and plans to achieve the desired...