Railway signalling, Toulouse Tramway

Connecting the Blagnac area to Toulouse city centre by LRT 

Date : several projects from 2009 to 2019 – Client : Tisseo

Services provided

  • Design, supply, installation tests and commissioning :
    • Signalling system (interlocking) based on NS1 relay technology.
    • Control center PCVue technology.
  • Safety case up to authorities’ approval.
  • Operation and maintenance training.

Technical details

  • Initial 15 kilometres of LRT including 3 interlocking zones and a depot.
  • Two extensions (south and then north) with migration of a terminal station into a standard station, creation of a new terminal station and the depot extension.
  • Day/Night swich (O&B) with NS1 relay frame.
  • Train detection by SIL2 track circuit (Siemens Tracon).
  • SCADA-type supervision system (PCVue).

Key points

  • Modification and extension of systems under uninterrupted operation.
  • Scalable system.
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