Multi-Groove Corner Ground Roller For Parallel Cable Pullin
The Corner Ground Roller Tri-sheave is a specialized cable handling device designed for directional changes during power line construction and cable installation projects. Featuring three independent sheaves in a triangular configuration, this professional-grade equipment ensures smooth cable transition around corners while minimizing friction and preventing conductor damage.
Construction & Design Features:
- Sheave Configuration: Three precision-machined sheaves at 120° angles
- Frame Material: High-strength galvanized steel or aircraft-grade aluminum
- Bearing System: Sealed ball bearings with grease fittings
- Sheave Lining: Replaceable nylon or polyurethane inserts
- Load Capacity: Rated for 4 tons (3.6 metric tons) working load
- Safety Factor: 4:1 minimum breaking strength
- Mounting System: Adjustable base for terrain adaptation
Performance Advantages:
- Directional Control: Maintains proper cable alignment during angle changes
- Reduced Friction: Independent sheave rotation minimizes pulling tension
- Cable Protection: Non-metallic lining prevents conductor damage
- Stable Operation: Wide base prevents tipping during use
- Quick Setup: Easy assembly and positioning
- Versatile Application: Handles various cable types and diameters
- Durable Construction: Withstands harsh job site conditions
Professional Applications:
- Transmission line angle tower installations
- Distribution line directional changes
- River and valley cable crossings
- Urban power line rerouting projects
- Substation cable entry points
- Railway electrification curves
- Emergency cable repairs
Available Configurations:
- Standard Steel: General construction applications
- Lightweight Aluminum: For frequent repositioning
- High-Capacity: For large diameter cables
- Insulated: Live-line work rated
- Marine Grade: Corrosion-resistant for coastal use
- Custom Designs: Special angle requirements
Why Choose Our Tri-sheave Corner Roller:
- Patented Triangular Sheave Arrangement
- Exceeds IEEE and ANSI safety standards
- Field-tested by utility professionals
- Interchangeable wear components
- 1-year frame warranty
| Item number | Model | Rated Load (KN) | Applicable Cable Diameter (mm) | Weight (kg) |
| 21223 | SHL3 | 10 | ≤Φ120 | 11 |
| 21224 | SHL3N | 10 | ≤Φ120 | 9 |
| 21221 | SHL2 | 10 | ≤Φ150 | 12 |
| 21222 | SHL2N | 10 | ≤Φ150 | 10 |
| 21224A | SHL4N | 10 | ≤Φ200 | 25 |
