DEVELOPMENT OF LOCAL SIGNAL BOXES ON THE PARIS UNDERGROUND

L'EVOLUTION DES POSTES DE MANOEUVRE LOCAUX DU "METRO" URBAIN DE PARIS

The authors (respectively Chief Engineer at the Electric Equipment Department and Chief Divisional Engineers at the Research Department of the RATP) explain the nature of the two types of shunting carried out in the Underground: a) ordinary: change of tracks at termini and stabling of trains; b) exceptional: change of tracks on the line and change of lines. They give historical details of earlier systems and describe the characteristics of the boxes used, whose efficiency is measured by their speed of action and their degree of automation and which incorporate two distinct techniques: one traditional for safety requirements, the other industrial for associated functions to simplify operations. The first all-relay boxes were installed in 1940; a new type of box known as the PEX (box recently been opened and the article gives its main characteristics.

• Corporate Authors:

  Societe Nationale des Chemins de Fer Francais

  92 rue Bonaparte
  75 Paris 6e,   France 
• Authors:
  • Majou, J
  • Mez, H
  • Besacier, G
• Publication Date: 1972-10

Language

• French

Media Info

• Pagination: p. 640
• Serial:
  • REVUE GENERALE DES CHEMINS DE FER

Subject/Index Terms

• TRT Terms: Rapid transit; Signaling; Subways
• Identifier Terms: Paris Metro
• Geographic Terms: Paris (France)
• Subject Areas: Bridges and other structures; Railroads;

Filing Info

• Accession Number: 00047811
• Record Type: Publication
• Source Agency: International Union of Railways
• Files: TRIS
• Created Date: Jan 4 1976 12:00AM