

Shielded low smoke halogen-free (LSHF) SABIX® data cable with colored twisted pairs and overall tinned copper shield with improved fire performance for railway applications acc. to EN 45545-2 - 300V, +90°C
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SAB BRÖCKSKES · D-VIERSEN · SABIX R 645 FRNC TP 3 x 2 x 0.25 mm² CE
The SABIX® R 645 FRNC TP series delivers safety and reliability for railway applications. This shielded, low smoke halogen-free (LSHF) data cable features colored twisted pairs with an overall tinned copper screen, rated for 300 V and up to +90°C. Its SABIX® jacket ensures durability, flexibility, and resistance under harsh operating conditions. Compliant with EN 45545-2, CE, and RoHS, the R 645 FRNC TP meets the highest railway fire safety and performance standards. Designed for dependable data transmission, it provides robust EMC protection and long service life in demanding rail environments.
» Low smoke halogen-free (LSHF)
» No flame propagation
» Good EMC characteristics
» Flame retardant and self-extinguishing
» Fulfills fire protection requirements R15 (EL1A) acc. to EN 45545-2 for hazard levels HL1-2
» Fulfills fire protection requirements acc. to NFPA 130 section 8.6.7.1.1.1 and section 12.2.1 (1)[* NFPA 130 / FT4 only up to outer-ø¸ < 13 mm (0.512")]
» Flame retardant acc. to UN/ECE R118
» Tested acc. to American ASTM standard 
» Good transmission rates and crosstalk attenuation
» PFAS free
| Conductor | bare copper strands acc. to IEC 60228, VDE 0295, class 5 | 
| Insulation | special SABIX® | 
| Color Code | DIN 47100: see part number | 
| Stranding | pairwise, pairs in layers | 
| Wrapping | foil | 
| Shielding | tinned copper braiding | 
| Jacket Material | special SABIX® | 
| Jacket color | grayish tan (RAL 7032) | 
| Peak operating voltage | 26 AWG: max. 350 V | 
| Testing voltage | conductor/conductor: 1500 V | 
| Minimum bending radius | fixed installation: 5 x O.D. | 
| Temperature Range | DIN VDE:  | 
| Halogen-free | acc. to EN 50306-1 + EN 50264-1 Development of HCl is < 0.5% acc. to IEC 60754-1 pH-value is > 4.3 acc. to IEC 60754-2 Conductivity is < 10.0 μS/mm acc. to IEC 60754-2 Fluoric content < 0.1% acc. to IEC 60684-2 | 
| Burning Characteristics | Flame Propagation: | 
| Smoke Density | acc. to IEC 61034 + VDE 0482-1034 + ASTM E 662-09 | 
| Toxicity | acc. to EN 50305+ VDE 0260-305 | 
| For flexible application | good | 
| Application in track | not recommended | 
| Approvals | NFPA 130, EN 45545-2, UN/ECE R118, CE, RoHS | 
| Absence of harmful substance (RoHS) | acc. to RoHS directive of the European Union | 
Part notes:
* NFPA 130 / FT4 only up to outer-ø < 13 mm (0.512”).
Other dimensions and colors are available on request.
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