How to maintain stringing blocks for long-span OHTL?

2025-11-07

Ball-bearing blocks last 2x longer with MC nylon (Sherman+Reilly). Clean quarterly; grease for 2% loss. Maintenance Tips:

  • Inspect for wear (every 500 pulls).
  • Grounding for EMI reduction.
  • Upgrade to sensor-monitored.

What is the difference between tension stringing and conventional stringing?Trenchless methods for underground cable laying: HDD vs. ploughing?
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