Three-Wheel Grounding Pulley Block for Earthing Cable Support | Overhead Line Transmission Safety Pulley

Overview

The Three-Wheel Grounding Pulley Block is a specialized safety pulley designed for earthing cable installation during overhead line transmission work. It securely guides and supports grounding wires, ensuring stable and safe operation during stringing, maintenance, and live-line construction tasks.

Built with high-strength materials and equipped with a triple-wheel design, this grounding pulley provides smooth rotation, excellent load capacity, and reliable cable protection, making it essential for power utility crews and transmission line contractors.

Key Features

• Three-Wheel Pulley Design
  Ensures stable guiding, reduced friction, and smooth cable movement.

• High-Strength Aluminum/Steel Wheels
  Durable construction for long-term field use in harsh environments.

• Safety Lock or Hook Options
  Prevents slipping and ensures secure attachment to crossarms or towers.

• Weather & Corrosion Resistant
  Suitable for outdoor power transmission environments.

• Lightweight & Easy to Install
  Ideal for elevated and hard-to-reach work positions.

• Designed for Earthing / Grounding Cable
  Prevents cable abrasion and enhances operational safety.

Product Highlights

• Specially engineered for overhead transmission line grounding work

• Smooth triple-wheel structure prevents cable wear and deformation

• Strong load-bearing capacity for steel grounding wire or copper earthing cables

• Quick installation enhances field efficiency

• Highly resistant to corrosion, UV exposure, and mechanical impact

Advantages

• Improves worker safety during energized or non-energized line operations

• Reduces cable friction, protecting earthing wires from damage

• Reliable performance for utility-level stringing applications

• Compatible with various tower structures, crossarms, and power poles

• Low maintenance, long service life

Applications

Suitable for a wide range of power utility and construction tasks:

• Grounding cable installation for transmission lines

• Live-line maintenance and safety grounding operations

• Substation and distribution line construction

• Tower and pole hardware support

• Cable guiding for earthing wire tensioning

Technical Data

Practical Application

FAQ

Q1: Can the wheel material be customized?

Yes, wheels can be made from aluminum alloy, steel, or nylon depending on the project.

Q2: What cable types is it suitable for?

It is designed for steel grounding wires, copper grounding cables, and insulated earthing lines.

Q3: Does the pulley come with a safety latch?

Yes. Optional safety hook, swivel hook, or locking device is available.

Q4: Can the working load be customized?

Yes. Load capacity can be adjusted according to customer requirements.

Q5: Is the pulley suitable for outdoor use?

Absolutely. It is UV-resistant, corrosion-resistant, and built for harsh field environments.