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← Back to IEC 60331 Mica XLPE LSZH Fire Resistant Power Cable
Cable Specification Sheet IEC 60331 · Rev 01 · 2026-06

IEC 60331 Mica XLPE LSZH · 4 core 2.5 mm²

Ordering reference  IEC 60331 Mica XLPE LSZH · 4 core 2.5 mm²

IEC 60331 IEC 60331 Mica XLPE LSZH

Application

Critical feeders · Emergency power · Industrial safety circuits · Infrastructure

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Indicative 4-core construction — copper conductor · screened, not to scale

Construction

  1. 1
    Conductor (per core)Copper conductor · 7 × Ø0.67 mm · IEC 60228 cl.2
  2. 2
    Core insulationXLPE
  3. 3
    FillerPP filler
  4. 4
    ShieldFoil shield (B)
  5. 5
    SheathLSZH

Technical parameters

Voltage class0.6/1 kV
Core layout4 core
Conductor size2.5 mm²
Fire performanceIEC 60331 circuit integrity
Protection / screenLSZH sheath
OD guide16 mm
Conductor materialCopper conductor
Operating temperature−15 °C to +90 °C (fire-rated)
Cable weight0.19 kg/m
Bend radius6 x OD during installation
Outer sheathLSZH
Max DC resistance at 20 °C7.41 Ω/km
Current rating (guide)≈ 30 A (Cu, multicore clipped, 30 °C — IEC 60364-5-52 guide)
Routine test voltage3.5 kV a.c. 5 min

Ratings & materials

StandardIEC 60331
Voltage class0.6/1 kV
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