Single Core Copper Conductor, XLPE insulated 38/66 (72.5)
Copper wire screen and HDPE sheath (CU/XLPE/CW/HDPE)
Voltage Grade

38/66 (72.5) kV

Description

Stranded circular or segmental compacted copper conductor with swelling powder, semi-conductive water blocking tape, conductor screen, XLPE insulation, non-metallic insulation screen, copper wire metallic screen, non-conductive water blocking tape, copolymer aluminum tape, HDPE sheath with graphite coating or extruded semi-conducting layer.

Application

Suitable for direct burial, installation on trays or in ducts.

Relevent Standard
IEC 60228, 60840, IEC 60229 and 60811.
Conductor
Plain copper conductor class 2. Circular compacted up to 800 mm²; segmental compacted from 1000 mm² (five 72° segments separated by non-metallic tapes).
Conductor Screen
Extruded Semiconductive Compound.
Insulation
Extruded XLPE Compound Rated 90 °C.
Insulation Screen
Non-metallic part: Extruded Semiconductive Compound (bonded). Metallic part: Copper wires helically applied with a copper tape. Applied together using triple head extruder.
Outer Sheath
Extruded HDPE layer over metallic layers; extruded semi-conductive layer or graphite coating for DC testing.
Water Pentration Layers
Longitudinal: conductor layers filled with swelling powder + overlapped semiconductive tape; overlapped semiconductive tape before metallic screen & overlapped non-conductive tape after it. Radial: Copolymer aluminum tape applied longitudinally before PE outer sheath.
Outer Sheath Color
Black (default) or any other color per customer request.
Maximum Operating Temp.
90 °C
Minimum bending Radius
(16-18) x outer diameter
Packing Condition
Our standard length on Steel Drum, or according to customer request.

Flame retardant PVC sheathed or MDPE, LLDPE Sheathed available upon request. Metallic screen designed for 31.5 kA / 1 s per three phases as default; other designs available.

Electrical & Constructional data (Nominal Values)
Continuous current ratings (load factor = 100%) for one circuit in operation (Amperes)

The above data is approximate and subject to manufacturing tolerances