Comprehensive solutions for transport infrastructure issues

Traction mains

  • Traction mains for direct and alternating-current system, including fixed trolley wires
  • Traction mains for high-speed railways, metropolitan mass transportation and mining railways
  • Suspended optical cables on load-bearing traction mains structures
  • Power calculations, protection of metallic structures
  • Supply systems for interlocking systems from traction mains
  • Calculations of traction mains impact on parallel mains


Electric Engineering, Traction, Communication and Security Equipment Centre (Prague)

Ing. Martin Raibr
Head of Centre
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