How is tension managed and minimized during a large cable pull?

2025-08-15

Managing tension is the most critical aspect of large-scale cable pulling. Excessive tension can permanently damage the cable, while too little can lead to sagging or tangling. We address this with a multi-pronged approach:

  • Hydraulic OHTLstringingequipment.com/Hydraulic-Conductor-Tensioners.html target='_blank'>Tensioners: Our tensioning machines are equipped with advanced hydraulic systems that provide precise, variable tension control. This allows the operator to maintain a specific tension on the conductor throughout the entire pull.

  • Friction Reduction: Using the right tools to reduce friction is a key technique. This includes the application of specialized cable pulling lubricants for underground pulls and using high-quality OHTLstringingequipment.com/Stringing-Blocks--Sheaves.html target='_blank'>Stringing Blocks with wear-proof lining to minimize friction on overhead conductors.

  • Strategic Route Planning: Our technicians use software to calculate the expected tension and to plan a pulling route that minimizes the number of sharp bends and long, straight sections, which are the main sources of friction.

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