Earthing Cables

Designed for use on earthing circuits within the ship wiring and marine industry 657 SW4 earthing cables are manufactured to BS 6883 and are double insulated for electrical safety.

  • Earthing Cables Earthing Cables
  • Earthing Cables Earthing Cables
  • Earthing Cables Earthing Cables

The outer sheath is colored green/yellow for identification.


CONDUCTORS: It is the current carrying component of the cable.
Material Stranded, high conductivity plain annealed copper wires as per class 2 in BS 60228 and IEC 60228
Aluminium, stranded, compacted conductors
INSULATION The rated voltage level of the cable depends on the dielectric strength and thickness of the insulation
Material The insulation of standard wiring cables is PVC grade Type TI 1 of BS 7655 (formerly BS 6746) suitable for a maximum continuous conductor operating temperature of 70˚C.


Voltage Rating: 450/750 Volts
Temperature Rating -5°C to +70°C
Minimum Bending Radius Fixed: 6 x overall diameter


BS EN 50525-2-31: For PVC Insulated Wiring
BS EN 60228 For conductor
BS 7655 For Insulation
BS EN/IEC 60332-1 For Flame Retardant


1 core: Red, Black, Yellow, Blue, Green/Yellow. (Other Color as per specified standard can also be manufactured)

Domestic wiring cable. Can be installed in fixed installations in dry or damp premises clipped to surface, on trays or in free air where the risk of mechanical damage would not be an issue. Suitable for laying in conduit or trunking where mechanical protection is required.

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