Cable Specification Sheet BS 7846 · Rev 01 · 2026-06

BS 7846 fire resistant armoured LSZH · 4C 4 mm²

Name: BS 7846 fire resistant armoured LSZH · 4C 4 mm²
Brand: UE Cable
SKU: bs-7846-fire-resistant-armoured-lszh-0-6-1-kv-4c-copper-4-mm2-steel-wire-armour-lszh-outer-sheath

Ordering reference BS 7846 fire resistant armoured LSZH · 4C 4 mm²

BS 7846 BS 7846 fire resistant armoured LSZH

Application

Emergency power · Life safety systems · Fire pumps · Critical infrastructure

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

Construction

1
Conductor (per core)Copper conductor · 7 × Ø0.85 mm · IEC 60228 cl.2
2
Core insulationMica fire barrier with XLPE insulation
3
FillerPP filler
4
BeddingPVC bedding
5
ArmourGalvanised steel wire armour (SWA)
6
SheathLSZH outer sheath

Technical parameters

Voltage class0.6/1 kV

Core layout4C

Cross-section4 mm²

ConductorCopper conductor

ArmourSteel wire armour

Max DC resistance at 20 °C4.61 Ω/km

OD guide32 mm

Weight guide0.93 kg/m

Operating temperature−15 °C to +90 °C (fire-rated)

Bend radius12 x OD during installation

Outer sheathLSZH outer sheath

Current rating (guide)≈ 40 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

UE Cable · China sales@uecable.com

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