How do your stringing machines ensure minimal damage to sensitive conductors like OPGW or bundled conductors?

2025-07-20

Protecting conductors from damage is a core design principle for our stringing machines:

  • Multi-Grooved Bullwheels: Our pullers and tensioners feature precisely machined, multi-grooved bullwheels, often lined with high-quality, non-abrasive materials (like specific rubber compounds or polyurethane) to provide a firm grip without crushing or scratching the conductor's surface.

  • Large Bullwheel Diameter: Larger diameter bullwheels reduce the bending stress on the conductor, which is particularly critical for large conductors or those with sensitive internal components like OPGW.

  • Synchronized Control: Our machines are designed for synchronized operation between pullers and tensioners, ensuring consistent tension and preventing slack or excessive stress points along the line.

  • Anti-Twist Technology: When handling OPGW or bundled conductors, our systems are optimized to work with anti-twist swivels and appropriate pulling techniques to prevent torsional stress.

  • Pre-set Tension Limits: Operators can pre-set maximum pulling force or tension limits, and the machines will automatically adjust speed or stop if these limits are exceeded, preventing conductor overstress.

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