A 4mm 4-core armoured cable is a low-voltage power cable commonly used in Nigeria for residential, commercial, and light industrial electrical installations.
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Description
This cable consists of four conductors (cores), each with a cross-sectional area of 4mm2, enclosed in protective layers including steel armour.
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Construction
Typical structure includes:
• Conductors: Pure copper (or sometimes aluminium) for good conductivity
• Insulation: XLPE (Cross-Linked Polyethylene) or PVC
• Bedding: PVC layer for inner protection
• Armouring: Steel Wire Armour (SWA) for mechanical protection
• Outer Sheath: PVC (usually black) for weather resistance