How do manhole cable rollers and sheaves improve the pulling process?

2025-08-15

Manhole underground-Cable-Laying-Equipment-and-Tools.html target='_blank'>cable rollers and sheaves are crucial for a safe and efficient cable pull by directly addressing the challenges of friction and cable damage.

  • Friction Reduction: The primary function of rollers and sheaves is to reduce the coefficient of friction between the cable and the manhole surface or the conduit wall. This allows for a much smoother pull, significantly lowering the required pulling force and reducing the risk of over-tensioning.

  • Cable Protection: As cables are pulled, they are highly susceptible to abrasion and kinks, which can compromise their integrity. Rollers and sheaves guide the cable around corners and into conduits, preventing the jacket from being damaged.

  • Easier Installation: By making the pull easier, these accessories reduce the physical strain on the crew and allow for faster project completion times.

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