Cable Construction

Conductor: Stranded Compact Circular Aluminium / Copper as per Class 2 of IS 8130

Conductor Screening: Extruded Semiconductor Compound

Insulation Material: XLPE (Cross linked Polyethylene)

Insulation Screening: Extruded Semiconducting Compound followed by helically wrapped copper tape

Inner Sheath: Extruded PVC Type ST-2 as per IS 5831. Also available with FR / FR-LSH properties

Armour: Single layer of non-magnetic (aluminium) round wire / flat strip

Sheath: Extruded PVC Type ST-2 as per IS 5831. Also available with FR / FR-LSH properties

Standard

IS 7098 Part 2

Variants as per voltage grade

 3.3kV (E) & (UE) Unscreened & Screened cable

 3.8/6.6 kV Screened cable

 6.35/11 kV Screened cable/6.6 kV (UE)

 11/11 kV Screened cable/11 kV (UE)

 12.7/22 kV Screened cable/22 kV (E)

 19/33 kV Screened cable/33 kV (E)

 33 kV (UE) Screened cable

 where, E – Earthed system & UE – Unearthed system