The CU/XLPE/Welded Corrugated Aluminium/PVC single-core power cable 64/110kV manufactured by Zhongdong Cable is designed according to IEC 60840 and IEC 60228 (Class 1 or Class 2 copper conductor). It adopts a copper conductor, XLPE insulation, welded corrugated aluminium sheath, and PVC outer sheath, providing reliable performance for high-voltage transmission networks.
The welded corrugated aluminium sheath combines metallic screening and radial water blocking functions, helping improve cable durability in underground installations. This structure is widely used for high-capacity power transmission due to its excellent moisture resistance, electrical stability, and mechanical protection.
|
Type |
High Voltage Single Core Power Cable |
Voltage Rating |
64/110 kV |
|
Cores |
Single Core |
Conductor |
Copper, Class 1 / Class 2 (IEC 60228) |
|
Insulation |
XLPE (Cross-linked Polyethylene) |
Metallic Sheath |
Welded Corrugated Aluminium Sheath |
|
Outer Sheath |
PVC |
Standards |
IEC 60840 / IEC 60228 |
|
Cross Reference |
YJLW02/N2X(Al) Equivalent |
|
|
Conductor:Compact stranded copper conductor, Class 2 according to IEC 60228
Conductor Screen:Extruded semi-conductive layer for smooth electric field distribution
Insulation:XLPE insulation with high dielectric strength and excellent thermal stability
Insulation Screen:Extruded semi-conductive layer for insulation protection
Metallic Sheath:Welded corrugated aluminium sheath providing:
Radial moisture barrier
Fault current return path
Mechanical protection
Outer Sheath:
PVC protective sheath resistant to moisture, abrasion, and environmental conditions
Design:
Single-core high-voltage cable suitable for underground transmission systems
The Cu/XLPE/Welded Corrugated Aluminium/PVC 64/110kV cable is designed for high-voltage transmission projects requiring high reliability, large transmission capacity, and long service life.
Typical applications:
Urban underground power transmission networks
High-voltage grid interconnection projects
Power generation plant transmission systems
Large substations and transformer connections
Renewable energy transmission lines
Industrial high-voltage power supply networks
Underground cable tunnels and utility corridors
IEC: IEC 60840,IEC 60228,IEC 60229,IEC 60332,IEC 60811 Series
EN 60840
DIN EN 60840
AS/NZS 60840
ICEA S-108-720 (Reference)
|
Spec |
Conductor |
Conductor Diameter |
Outer Diameter of Insulation |
Outer Diameter of Cable |
Approx. Weight of Cablekg/m |
||||
|
Graphite |
Extruded |
||||||||
|
Graphite |
Extruded |
Non-FR |
FR |
Non-FR |
FR |
||||
|
240 |
37/2.96 |
18.4±0.2 |
61.5 |
87.0 |
88.0 |
8.25 |
8.31 |
8.43 |
8.49 |
|
300 |
61/2.58 |
20.6±0.2 |
62.7 |
88.2 |
89.2 |
8.90 |
8.96 |
9.08 |
9.14 |
|
400 |
61/2.91 |
23.4±0.2 |
63.5 |
89.0 |
90.0 |
9.67 |
9.73 |
9.85 |
9.91 |
|
500 |
61/3.30 |
26.6±0.2 |
65.7 |
91.2 |
92.2 |
10.82 |
10.88 |
11.01 |
11.07 |
|
630 |
60/3.76 |
30.0±0.2 |
68.1 |
95.6 |
96.6 |
12.54 |
12.61 |
12.73 |
12.81 |
|
800 |
61/4.28 or 88/3.52 |
34.0±0.2 |
71.1 |
98.6 |
99.6 |
14.36 |
14.43 |
14.56 |
14.63 |
|
800 |
5×37/2.50 |
34.6±0.6 |
73.8 |
101.3 |
102.3 |
14.84 |
14.91 |
15.04 |
15.12 |
|
1000 |
5×37/2.80 |
38.8±0.6 |
77.8 |
105.9 |
106.9 |
17.37 |
17.45 |
17.58 |
17.66 |
|
200 |
5×61/2.36 |
41.8±0.6 |
80.8 |
109.9 |
110.9 |
19.50 |
19.58 |
19.72 |
19.81 |
|
1400 |
5×61/2.56 |
45.6±0.6 |
84.6 |
113.7 |
114.7 |
21.70 |
21.79 |
21.93 |
22.02 |
|
1600 |
5×61/2.72 |
48.6±0.6 |
87.6 |
116.7 |
117.7 |
23.78 |
23.88 |
24.02 |
24.12 |
The XLPE insulation system provides high dielectric strength and stable thermal performance, making it suitable for continuous operation in high-voltage networks.
It provides a radial moisture barrier, metallic shielding path, and additional mechanical protection, improving cable reliability in underground applications.
The recommended minimum bending radius is generally 20 × overall cable diameter during installation. Large conductor sizes require careful control of pulling tension and bending force.
The XLPE insulation allows continuous conductor operation up to 90°C, with a maximum short-circuit temperature of 250°C for 5 seconds.
Yes. The welded corrugated aluminium sheath provides effective radial water protection, making it suitable for underground routes with moisture exposure.
Installation should consider cable pulling tension, bending radius, cable arrangement, earthing method, and jointing requirements to ensure long-term system reliability.
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Steel-Wooden Hybrid Drums (Iron-Wooden Axle): Engineered with reinforced steel structural frames and durable wood flanging. This hybrid design prevents drum collapse under heavy loads and provides ultimate mechanical protection during rough ocean freight handling.
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