DVL - Crosswind detector

Made in France

SIL 2 certified railway signalling system

With a view to an optimal safety objective, it is essential to monitor the wind in order to control the train speed on high-speed railway lines. The crosswind detection system complies with this safety requirement.

DVL is made of 3 sub-systems with defined functions:

  • SSSM: Measuring station Sub-system
  • SSPT: Data processing station Sub-system
  • UCMT: Maintenance and telemonitoring central unit

 Download the DVL product sheet


DVL is SIL 2 certified by Certifer




  • A SIL 2 certified product by CERTIFER (security level) according to the following standards:     
    • NF EN 50126, 01/2000    
    • NF EN 50128, 10/2011     
    • NF EN 50129, 05/2003 
  • Real-time feedback 
  • Availability redundancy of critical components 
  • Ultrasonic static anemometers without preventive maintenance 
  • Easier maintenance



  • 2016 - SNCF: SEA high-speed railway line, 19 DVL developed
  • 2017 - ONCF: Tanger / Kenitra high-speed railway line, 3 DVL developed