IRS 70021-2ed.

Annotation of standard text IRS 70021-2ed. :

This document has been reviewed under the Systematic Review process in 2023 and changes have been made. The first part of this IRS aims to define the measures to be taken on DC electrified railways to reduce the risk of corrosion of metallic fixed installations which are part of the traction system, as well as of any other metallic element located in any position in the earth, which may carry vagabond currents resulting from the operation of the railway system. The second part of this IRS gives some hints on AC corrosion effect based on the latest studies. It is stressed that in-depth studies are still necessary to assess this matter. It integrates in full or in part the following UIC leaflets: - none It complements the following standards: - none