Benefits

• Good chemical resistance please see Appendix T1
• Resistant to mechanical influences in harsh environmental conditions
• Extended temperature range
• Reduced flame spreading increases the protection against damage to persons and property in the event of a fire
• EMC-optimised design

Application range

• The communication systems WTB (wire train bus) and MVB (multifunction vehicle bus) make up the so-called TCN (train communication network)
• UNITRONIC® TRAIN bus cables are designed for use in TCN acc. IEC 61375
  MVB according IEC 61375-3-1
  WTB according IEC 61375-2-1
• For use in railway vehicles and buses, for fixed installations and applications where limited movement may occur
• Also applicable within oily environments and areas with increased ambient temperature

Product features

• Fire behaviour according to EN/IEC:
  – Halogen-free acc. to EN 60754-1
  – No corrosive gases acc. to EN 60754-2
  – No fluorine acc. to EN 60684-2
  – No toxic gases acc. to EN 50305
  – Low smoke density acc. to EN 61034-2
  – Flame-retardant acc. to EN 60332-1-2
  – No fl ame propagation acc. to EN 60332-3-25
• Fire behaviour according to NF:
  – Toxicity of gases acc. to NF X 70-100
  – Low smoke density acc. to NF X 10-702
  – No flame propagation acc. to NF C 32-070,
  Cat. C1 and C2
• Chemical properties:
  – Oil resistant acc. to EN 50264-1
  – Fuel resistant acc. to EN 50264-1
  – Acid resistant acc. to EN 50264-1
  – Alkali resistant acc. to EN 50264-1
  – Ozone resistant acc. to EN 50264-3-2

Norm references / Approvals

• EN 45545-2 HL1, HL2, HL3
• EN 50264-1

Product Make-up

• Stranded tinned 19-wire conductor
• Core insulation: Based on Polyolefin
• Outer sheath: electron beam cross-linked polymer-compound EM 104
• Outer sheath colour: Black