Head-Span
A Head-Span is an insulated wire support assembly used in overhead power distribution to maintain proper wire alignment and safety.
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Definition
A Head-Span is an insulated multiple wire support assembly connected directly to two poles. These assemblies come in various configurations depending on the project design requirements.
Purpose
Head-Spans are used to support and insulate electrical wires in overhead power distribution systems. They help maintain the proper spacing and alignment of wires, ensuring reliable and safe transmission of electricity.
Examples of Use
- Power Lines: Supporting overhead electrical cables between utility poles.
- Communication Lines: Holding telephone and internet cables in place.
- Railway Electrification: Supporting overhead wires for electric trains.
- Temporary Power: Providing support for temporary electrical distribution in construction sites.
Related Terms
- Insulator: A material or device used to prevent the transmission of electricity.
- Utility Pole: A column used to support overhead power lines and other public utilities.
- Guy Wire: A tensioned cable used to add stability to utility poles.
Notes
Head-Spans must be installed according to electrical codes and standards to ensure safety and reliability. Regular inspections and maintenance are necessary to prevent issues like wire sagging or insulation degradation.
Related Terms
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