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Durable OPGW Cable Stringing Block with 660x110mm Sheave Size and 20-50KN Rated Load for Protecting Delicate Optical Fibers
Product Details:
| Place of Origin: | Ningbo |
| Brand Name: | Suntech |
| Certification: | ISO |
| Model Number: | OPGW |
Payment & Shipping Terms:
| Minimum Order Quantity: | 1 PCS |
|---|---|
| Price: | Negotiable |
| Delivery Time: | 3-7days |
| Payment Terms: | T/T,L/C |
| Supply Ability: | 3000 PCS/Month |
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Detail Information |
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| Name: | OPGW Cable Stringing Block | Sheave Size: | 660x110mm |
|---|---|---|---|
| Rated Load: | 20-50KN | Weight: | 27-50KG |
| Model: | Straight Through | Warranty: | 1 Year |
Product Description
Durable OPGW Cable Stringing Block for Transmission Line OPGW and Fiber Optic Cable Installation
The OPGW Cable Stringing Block is a specialized, essential tool designed specifically for the safe and efficient installation of Optical Ground Wire cables. OPGW is a unique cable that serves a dual purpose: it acts as the grounding wire for electrical transmission lines while simultaneously housing and protecting delicate optical fibers used for critical grid communications, protection relaying, and data transfer.
| Item Number | 20131 |
|---|---|
| Model | SHG660 |
| Size | 660X110mm |
| Rated Load | 20KN |
| Weight (kg) | 28 |
Installing this cable presents a unique challenge because its robust outer aluminum or aluminum-clad steel strands can withstand high tension, but the fragile glass fibers inside are extremely susceptible to damage from bending, crushing, or excessive pressure. The OPGW Cable Stringing Block is engineered to address this precise challenge. It features specialized design elements, such as a large-diameter sheave and often a non-metallic liner in the sheave groove. This design minimizes the bend radius, distributes pressure evenly, and provides a smooth, non-abrasive surface.
Key Features and Benefits
- Essential for Protecting Delicate Internal Optical Fibers: The specialized design with larger sheave diameter and soft lining gently cradles the cable, dramatically reducing the risk of inducing micro-bends or crushing forces that permanently attenuate the optical signal.
- Prevents Micro-Bending and Signal Attenuation During Installation: Engineered to provide a smooth, gradual guiding path that prevents sharp contact points and installation-induced signal loss.
- Non-Negotiable Requirement for Professional OPGW Installation: Mandated practice in industry standards and often specified by cable manufacturers to maintain warranty validity.
- Enables Smooth, High-Tension Stringing Operations: Built with high-capacity sealed bearings and strong frame to handle tension while providing necessary cable protection.
- Reduces Friction and Protects the Cable's Outer Sheath: Smooth, non-metallic liner minimizes abrasive wear on the cable's surface, preserving corrosion resistance and mechanical strength.
- Critical for Smart Grid and Network Reliability: Ensures the "data highway" within the ground wire is installed flawlessly, forming a reliable foundation for grid modernization and SCADA systems.
- Durable Construction for Demanding Field Conditions: Made from high-strength, corrosion-resistant materials suitable for remote, rough, or inclement weather conditions.
- Minimizes Risk of Costly Post-Installation Repairs: Prevents catastrophic costs associated with troubleshooting and repairing damaged OPGW fiber links after installation.
- Supports Efficient and Streamlined Project Execution: Allows crews to proceed with pulling operations confidently, keeping projects on schedule and within budget.
- Foundational Tool for Building the Modern Grid: Enables safe and effective deployment of critical communication cables for the 21st-century power system.
The OPGW Cable Stringing Block is a purpose-built precision instrument that serves as the crucial interface between the brute force of cable installation and the delicate technology of fiber optics. By providing a protected, low-friction pathway, it ensures that the vital optical fibers within OPGW survive the installation process unscathed, guaranteeing the dual functionality of the cable and protecting substantial investments in grid infrastructure.
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