B Series Cable Entrance Roller — Durable Cable Entry Protection for Underground Power Installation
1. Product Overview
The B Series Cable Entrance Protection Roller is a heavy-duty guiding tool designed to protect power cables when entering underground ducts, manholes, or trench openings. It significantly reduces friction and prevents cable jacket damage during cable pulling or laying operations in power construction projects. Suitable for medium- and high-voltage cable installation, it provides smooth, stable, and safe cable entry under various construction conditions.
2. Product Definition
The B Series Cable Entrance Protection Roller is a duct-entry guiding device equipped with a durable steel frame and high-strength rollers. It is installed at the entrance of a cable duct to guide the cable into the underground system while maintaining proper bending radius and minimizing abrasion.
3. Key Features
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Heavy-Duty Steel Structure
Built to withstand tough construction environments and high cable loads.
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High-Strength Nylon / Aluminum Rollers
Offers smooth operation and reduces resistance during cable pulling.
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Protection for Cable Jacket
Prevents scraping, abrasion, and bending damage at duct entrances.
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Stable Frame Design
Ensures secure placement during underground cable laying activities.
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Corrosion-Resistant Surface Treatment
Suitable for outdoor, underground, and long-term construction use.
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Compatible With Various Cable Diameters
Ideal for low-, medium-, and high-voltage power cable installations.
4. Product Advantages
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✔ Improves Cable Pulling Efficiency
Reduces manpower effort and increases installation speed.
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✔ Reduces Cable Damage Risk
Extends cable service life by protecting the sheath from sharp edges.
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✔ Cost-Effective & Long-Lasting
Durable materials ensure long-term reliability with minimal maintenance.
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✔ Easy to Install & Move
Lightweight design makes it suitable for all field applications.
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✔ Suitable for Multiple Duct Sizes and Entry Angles
Flexible for different construction layouts.
5. Applications
The B Series Cable Entrance Protection Roller is widely used in:
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Underground power cable laying
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Duct and manhole cable installation
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Substation cable entry works
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Urban power grid construction
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Industrial and infrastructure cable projects
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Telecommunication and fiber-optic cable protection (optional)
Technical Data
| Model | Tube diameter(mm) | Weight(kg) |
| SH80C | 80 | 17 |
| SH90C | 90 | 18 |
| SH100C | 100 | 20 |
| SH130C | 130 | 20.5 |
| SH150C | 150 | 21 |
| SH180C | 180 | 22 |
| SH200C | 200 | 23 |
7. FAQ
Q1: What cable sizes can the B Series Entrance Roller handle?
A: It supports a wide range of cable diameters. Provide your cable size and we can recommend the suitable model.
Q2: Can it be used for high-voltage power cable installation?
A: Yes. The roller is designed for heavy-duty conditions and can guide HV, MV, and LV power cables.
Q3: Is the frame resistant to corrosion?
A: Yes. The frame is treated with anti-corrosion coating (powder coating or galvanizing).
Q4: How to install the roller at the duct entrance?
A: Simply place the frame at the duct mouth. No special tools are required. Some models include anchor points if needed.
Q5: Can this roller be customized?
A: Yes, roller material, size, and frame design can be customized based on project requirements.
Product Tags:
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B Series Cable Entrance Roller — Durable Heavy-Duty Steel Structure with High-Strength Nylon/Aluminum Rollers for Underground Power Installation Images
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