220kV XLPE Insulation Power Cable cables

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10000 m/month

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Product Description:

1. Application

This product is apply to electric line which rated power-frequency voltage up to 127/220kV.

2、Type and Specification

Voltage Class

220 kV



Size Range(mm2)

1 core:400~2500

Executive Standard

GB/Z 1889-2002

3. Operational Performance

    a. Rated power-frequency voltage up to U0/U 64/110 kV.

    b. Cable conductor allowed long-term working temperature not exceeding 90 ℃.

    c. When short circuit happened (the duration no longer than 3 seconds),the maximum temperature of cable conductor is not exceeding 250℃.

d. The bending radius of three cores unarmored cable should not be less than 25 times of outer diameter of cable.

    e. When laying cable, the ambient temperature should not be lower than 0℃.

4、Cable Structure Diagram

       1、Conductor   2、Semi conductive Nylon Tape   3、Conductor Screen  4、Insulation   5、InsulationScreen   6、Semi conductive Buffer Strip  7、Corrugated Aluminum Vertical Cladding   8、Anticorrosive Coating  9、Outer Sheath

 1、Conductor   2、Semi conductive NylonTape   3、Conductor Screen   4、Conductor Screen  5、Insulation Screen   6、Copper Wire Shielding   7、Copper Tape Tighten   8、Outer Sheath

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