Application

For middle voltage power distribution in distribution networks (6/10(12);12/20(24); 20/35(42)) kV, generating plants, sub-stations and industrial plants. May be laid into the ground and moisture areas, cable channels and premises.

Construction

• Strand of soft annealed copper or aluminium DIN VDE 0295 cl.2 (HD383).

• Semi conducting layer around conductor

• XLPE isolation, DIX8 as per DIN VDE 0276-620 part 1.

• Semi conducting layer around isolation

• Semi-conductive swell able tape helicoidally wrapped

• Electric protection: copper wires and tape cross section 16 or 25 mm²

• Non- conductive swell able tape helicoidally wrapped around the screen

• PE outer sheath (black), type DMP2 as per DIN VDE 0276-620 part 1.

• Sheat can be made from PVC mass type DMV6, red (or black) coloured and then is marked like N2XS(F)2Y or NA2XS(F)2Y

Technical data

• Operating temperature at:
- nominal load 90°C
- emergency load, max. 130°C
- short circuit max. 250°C

• Dielectric factor of losses, 50 Hz, 20°C (0.8-3)x10^-4

• Partial discharge 2pC

• Test voltage (5 min) 2.5UoKV

• Spec.volume insulation resistance, 20°C, min 10¹⁵ Ω x cm

• Intensity of electric field max. 6.9-5.3kV/mm

• Permitted bending radius min 15 x Ø _kabel

• Permitted temperature during laying, min -5°C

• Tensile force during the laying must not exceed:
- for cables with Cu conductors 50N/mm²
- for cables with Al conductors 30N/mm²

• Test of water penetration 125x4h, 90°C