69 KV Cable Single-core Copper Conductor

  • According to IEC and GB Standard
  • Approved by ISO, CCC, CE
  • Place of Origin: Henan, China
  • Number of Cores: one
  • HS Code: 8544492100
  • MOQ: 500 Meters

69kv cable means a high voltage cable designed to carry electricity at  69,000 volts.  Typically constructed of copper ,the 69 kV power cable is highly insulated with cross-linked polyethylene (XLPE) to prevent power leakage and ensure safe power transmission at high voltages.  69 kV transmission line plays an important role in transferring power from the generation source to substations in a variety of distribution systems, such as industrial facilities, commercial buildings, and utility networks, and it’s ideal for renewable energy projects.


69KV cable specification.

  • Conductor: Plain annealed copper  Class 2
  • Insulation: XLPE
  • Shield Layer: Copper Tape
  • Armored Layer: SWA or STA
  • Related Voltage: 26/35KV
  • Test Voltage: 220KV/5Min
  • Temperature Range: Max 90°C, Min -20°C

FAQ About 69kv hv cable.

69kV cables can be used for both underground and overhead applications, depending on the specific requirements of the electrical distribution system, environmental considerations, and local regulations. In urban and densely populated areas, where aesthetics, space constraints, and safety are paramount, 69kV cables are often installed underground to minimize visual impacts and reduce exposure risks. Conversely, overhead installations may be more common in rural or less populated areas, where cost considerations and ease of maintenance are essential.

The use of 69 kV underground cable offers the benefits of aesthetics, reduced environmental impacts, increased reliability, enhanced security, and routing flexibility:

  • These cables are hidden from view, reducing visual disturbances in urban areas, while their resistance to weather damage improves grid reliability.
  • 69 kV underground cables reduce the risk of accidental contact and are less susceptible to physical attack, making them ideal for critical infrastructure.
  • Underground 69kv cables are flexible in their routing and can be effectively integrated into densely populated urban environments.

69 kV cable should generally be maintained as follows:

Routine Visual Inspection: At least once a year, a visual inspection should be carried out to check for visible signs of wear, damage, or deterioration.

Thermal imaging: Every 1 to 5 years, perform a thermal imaging inspection to detect any hot spots or anomalies in the cable insulation.

Partial Discharge Test: Consider performing a partial discharge test every 3 to 5 years to check the condition of the cable insulation.

Insulation Test: Perform an insulation test every 5 to 10 years to assess the voltage resistance of the cable.

Termination and Joint Inspection: Inspect 69kv cable terminations and joints every 1 to 3 years to ensure they are well-sealed and functioning properly.

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