London Underground Fire Resistant Cables – Draka Firetuf FT L-SIFER Cable

Draka Firetuf FT L-SIFER Cable - London Underground Fire Resistant Single Core Cables

Draka Firetuf FT L-Sifer – Fire Resistant Cables.

Draka FT L-Sifer is a Halogen Free, Low Smoke (0HLS) Flame Retardant cable that provides superior fire resistance and circuit integrity and is approved by London Underground (LUL) for above and below ground use. Designed and manufactured to BS60228, Draka FT L-Sifer is manufactured in the UK with optimised ease of installation characteristics.

Draka Firetuf FT L-Sifer Cable

Cable Construction

Physical Characteristics

  • Cable Conductors: Stranded (Class 2) plain annealed copper to BS EN 60228
  • Insulation: Mica-glass fire resistant tape covered by an extruded layer of cross-linked Zero Halogen, Low Smoke (0HLS) compound.

Fire Resistant Cable Standards

  • General Performance: Complies with London Underground LU specification S1085
  • Circuit integrity: BS 6387 C, W & Z, IEC 60331-21
  • Flame propagation: S1085, BS EN 60332-1-2, BS EN 60332-3
  • Acid gas emission: S1085, BS EN 50267-2-1
  • Smoke emission: S1085, BS EN 61034-2
Draka Fire Resistant Cables

Firetuf Fire Resistant Cables – powering critical safety systems including fire alarms, lighting, emergency lighting, PA systems and CCTV.

Draka Firetuf FT L-Sifer Cable

London Underground Fire Resistant Cables Range

Nominal Area of Conductor (sqmm) Insulation Thickness (mm) Approx Overall Diameter (mm) Approx Weight of Cable (kg/km) Maximum Conductor Resistance at 20ºC (Ω/km)
1.5 0.7 3.6 30 12.10
2.5 0.8 4.3 40 7.41
4 0.8 4.8 55 4.61
6 0.8 5.4 80 3.08
10 1.0 6.8 125 1.83
16 1.0 7.6 180 1.15
25 1.2 9.3 280 0.727
35 1.2 10.4 370 0.524
50 1.4 12.1 505 0.387
70 1.4 13.7 700 0.268
95 1.6 15.7 960 0.193
120 1.6 17.1 1185 0.153
150 1.8 19.0 1465 0.124
300 2.4 26.2 2975 0.0601
Prysmian Draka Cables

Draka is a Prysmian brand – see also Low Smoke Zero Halogen and Offshore & Marine Cables.

London Underground Approved cable accessories to suit Draka Firetuf FT L-Sifer Cable and fire resistant cables:

Fire Resistant Cable Glands

Fire Resistant Cable Cleats

Fire Resistant Cable Glands Cleats