What are the different types of conductor stringing blocks and their applications?

2025-08-08

Conductor OHTLstringingequipment.com/Stringing-Blocks--Sheaves.html target='_blank'>Stringing Blocks are essential for the safe and efficient installation of overhead power lines. The type of block you need depends on the project's specific requirements.

  • Single Sheave Blocks: Ideal for pulling a single conductor, guide wire, or OPGW (Optical Ground Wire) on tangent structures.

  • Multi-Sheave Blocks: These blocks, with three or five sheaves, are specifically designed for stringing bundled conductors. Bundled conductors are used to increase the capacity of a transmission line and reduce corona losses.

  • Universal & Angle Blocks: Universal blocks are versatile and can be used on tangent or light-angle structures. Angle blocks are specially designed for structures where the conductor changes direction.

  • Helicopter OHTLstringingequipment.com/Stringing-Blocks--Sheaves.html target='_blank'>Stringing Blocks: These are lightweight blocks designed for installation with a helicopter for large-scale or difficult-to-access projects.

At Ningbo Changshi, we offer a full range of blocks for every type of conductor stringing need.

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