IEC60502,GB/T12706
Copper/Al conductor for single core/multi-core
XLPE/PVC insulated
Armoured/Unarmoured PVC sheath

1). Standard: IEC60502; GB/T12706

2). Detailed description or construction:

* Conductor: compacted or uncompacted copper or aluminium

* Insulation: Cross-linked polyethylene (XLPE) or Polyvinyl chloride (PVC)

* Filler: Polypropylene filament with lapped binding tape

* Binder: Binding tape

* Inner sheath: Polyvinyl chloride (PVC)

* Armour: Galvanized steel wire armored (SWA) or steel tape armored (STA)

*Sheath: Polyvinyl chloride (PVC)

3). The rated voltages U₀/U(Um) of the cables considered in this standard are as follows:

U₀/U(Um) =3.6/6(7.2)-6/10(12)-8.7/15(17.5)-12/20(24)-18/30(36)-21/35(40.5)KV

4). Voltage:

0.6/1kV, 1.8/3kV, 3.6/6kV, 6/10kV, 8.7/15kV, 12/20kV, 18/30kV, 21/35kV, 26/35kV