916 mm Diameter MC Nylon 5-Wheel Transmission Line Pulley Block | Heavy-Duty Stringing Tool
1. Overview
The 916 mm MC Nylon 5-Wheel Transmission Line Stringing Pulley Block is designed for high-performance overhead line construction.
Its large 916 mm diameter MC nylon sheaves reduce friction and protect conductor surfaces while allowing smooth passage of cables.
Equipped with 5 independent wheels, this pulley block efficiently handles multi-bundle or large-diameter conductors, making it ideal for medium- to high-voltage transmission line projects.
2. Product Definition
A transmission line stringing pulley block is used to guide conductors during installation, ensuring safe, efficient, and low-friction movement.
This model features:
916 mm large-diameter MC nylon wheels
Five independent wheels for multi-bundle or large conductors
Heavy-duty steel or aluminum alloy frame
Suitable for ACSR, AAAC, or bundled conductors
3. Key Features
• Large 916 mm MC Nylon Sheaves
Protect conductors and reduce friction during pulling operations.
• Five Independent Wheels
Support multi-bundle or large-diameter conductors, increasing stringing efficiency.
• Heavy-Duty Frame
Steel or aluminum alloy construction ensures stability and durability.
• Smooth Operation & Low-Friction Design
MC nylon wheels provide long service life and minimal conductor wear.
• Portable & Easy to Deploy
Lightweight design allows quick setup on towers and construction sites.
4. Advantages
• Efficient Multi-Bundle Handling
Five wheels allow simultaneous handling of multiple conductor bundles.
• Protects Conductor Surface
MC nylon wheels reduce abrasion and maintain conductor integrity.
• Reliable for High-Voltage Lines
Ideal for 110 kV, 220 kV, 330 kV, and 500 kV transmission lines.
• Time-Saving Setup
Large-diameter sheaves and multi-wheel design improve pulling efficiency.
• Long Service Life
Durable frame and MC nylon wheels ensure years of reliable performance.
6. Applications
High-voltage transmission line conductor stringing
Medium- and high-voltage line installation projects
Tower-to-tower conductor guidance
Multi-bundle conductor pulling and tensioning
Use with pilot ropes, tensioners, and cable pullers
Technical Data
| Product No. | Model Type | Rated Load(KN) | Applicable Conductor ACSR(mm2) | Weight(kg) | Sheave No. | Outside Dia*Groove Dia*Sheave Width(mm) |
| 80328 | SHDN-916*110 | 50 | ≤ 800 | 51 | 1 | Φ916*Φ800*110 |
| 80329 | SHSQN-916*110 | 75 | 120 | 3 |
| 80330 | SHWQN-916*110 | 150 | 200 | 5 |
| 80331 | SHQQN-916*110 | 180 | 270 | 7 |
7. FAQ
Q1: Can it handle multi-bundle conductors?
Yes, the five-wheel design supports multiple bundled conductors simultaneously.
Q2: What is the advantage of MC nylon wheels?
MC nylon reduces friction, protects conductor surfaces, and extends pulley life.
Q3: Is 916 mm diameter suitable for high-voltage lines?
Yes, it is ideal for 110 kV, 220 kV, 330 kV, and 500 kV projects.
Q4: Can the frame material be customized?
Yes, steel or aluminum alloy frames are available based on project requirements.
Q5: Are custom features available?
Yes, groove spacing, wheel quantity, and optional accessories like swivel hooks and grounding rollers can be customized.
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916mm Diameter MC Nylon 5-Wheel Transmission Line Pulley Block for Heavy-Duty Stringing Images
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