A 70mm aluminium armoured 4 core cable is a type of electrical cable designed for robust applications, often used in power networks and for supplying mains electricity to various devices, both domestic and industrial
And it components are::
1. Conductors: Typically made of "aluminium" which would mean plain annealed stranded aluminium conductors.
2. Insulation: Commonly insulated with Cross-Linked Polyethylene (XLPE) due to its high thermal stability and resistance to chemicals and fluids.
3. Bedding: Often made of Polyvinyl Chloride (PVC).
4. Armour/Protection: Features Steel Wire Armour (SWA) for mechanical protection, making it suitable for direct burial and installation in potentially corrosive environments. The armour can also serve as a Circuit Protective Conductor (CPC) or earth.
4. Sheath/Jacket: Usually made of PVC. Etc