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IEC 60502-2 MV Copper XLPE Overall Screened Unarmoured Cable
Medium voltage copper XLPE unarmoured cable with an overall aluminium/polyethylene tape screen, PVC, HDPE and polyamide layers, and a red special PVC outer sheath for fixed power distribution.
Medium Voltage XLPE Insulated Overall Screened Cable to IEC 60502-2.pdf Contact us

APPLICATION

BURY CABLE supplies this medium voltage XLPE cable for fixed power distribution in substations, industrial plants and utility networks. Its overall screened, unarmoured construction suits ducts, trays and protected trenches where the route provides the required mechanical protection.

Standards

IEC 60228

IEC 60502-2

Construction

Conductor : Stranded bare copper (class 2)

Conductor screen : This will be an extruded layer of semi-conducting crosslinkable compound applied under simultaneous triple extrusion process over the conductor along with the insulation and the insulation screen.

Insulation : XLPE

Insulation screen : This will be a layer of semi-conducting crosslinkable compound which will be applied by triple extrusion process over the insulation.

Core identification

1 Core : Natural

3 Cores : Black, Green, Brown

Inner sheath : PVC Color black

Overall screen : Aluminum/polyethylene tape

Sheath : HDPE; Color : black

Special sheath (intermediate sheath) : Polyamide

Outer sheath : Special PVC. Color : red. U.V resistance can be offered upon request.

Properties

Fire retardance : IEC 60332-3-22

Operating temperature : -20~60°C

Max. conductor operating temperature : 90°C

Chemical resistance : Aliphatic and aromatic hydrocarbon resistance

KEY FEATURES

  • Class 2 stranded copper with XLPE insulation and triple-extruded semiconducting conductor and insulation screens.

  • Overall aluminium/polyethylene tape screen with PVC inner sheath, HDPE and polyamide layers.

  • Red special PVC outer sheath, with UV resistance available as an option.

SELECTION NOTES

  • Specify system voltage U0/U(Um), core count, conductor size, circuit length, load and installation conditions. Coordinate screen bonding, fault duty and terminations with the network design.

  • Select mechanical protection for the route and match accessories to the agreed cable dimensions. Include any UV and chemical-exposure requirements in the order.

  • Use the stated -20 to 60°C operating range and 90°C maximum conductor temperature as separate selection limits.

RELATED CABLE TYPES

FAQ

What is the overall screen made from?

Aluminium/polyethylene tape surrounds the cable assembly, alongside the separately described semiconducting conductor and insulation screens.

Which sheath materials are used?

The construction includes PVC, HDPE and polyamide layers, finished with a red special PVC outer sheath.

Where is this unarmoured cable used?

Protected fixed routes in industrial and utility networks, including ducts, trays and trenches with suitable mechanical protection.

What conductor construction is specified?

Class 2 stranded bare copper with XLPE insulation.

How is the cable specified for a project?

Provide the system voltage, core count, conductor size, route, load, screen bonding arrangement and required lengths to BURY CABLE.