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← Back to BS 7846 Mica XLPE LSZH SWA Fire Resistant Power Cable
Cable Specification Sheet BS 7846 · Rev 01 · 2026-06

BS 7846 Mica XLPE LSZH SWA · 3 core 10 mm²

Ordering reference  BS 7846 Mica XLPE LSZH SWA · 3 core 10 mm²

BS 7846 BS 7846 Mica XLPE LSZH SWA

Application

Critical power circuits · Tunnels · Airports · Mass transit · High-rise buildings

123456
Indicative 3-core construction — copper conductor, not to scale

Construction

  1. 1
    Conductor (per core)Copper conductor · 7 × Ø1.35 mm · IEC 60228 cl.2
  2. 2
    Core insulationXLPE
  3. 3
    FillerPP filler
  4. 4
    BeddingPVC bedding
  5. 5
    ArmourGalvanised steel wire armour (SWA)
  6. 6
    SheathLSZH

Technical parameters

Voltage class0.6/1 kV
Core layout3 core
Conductor size10 mm²
Fire performanceBS 6387 CWZ / IEC 60331 circuit integrity
Protection / screenSWA armour
OD guide26 mm
Conductor materialCopper conductor
Operating temperature−15 °C to +90 °C (fire-rated)
Cable weight0.86 kg/m
Bend radius12 x OD during installation
Outer sheathLSZH
Max DC resistance at 20 °C1.83 Ω/km
Current rating (guide)≈ 70 A (Cu, multicore clipped, 30 °C — IEC 60364-5-52 guide)
Routine test voltage3.5 kV a.c. 5 min

Ratings & materials

StandardBS 7846
Voltage class0.6/1 kV
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