Durable Grounding Wire Block For Long-Term Power Line Maintenance
The Grounding Wire Stringing Block is a specialized tool
designed for the safe and efficient installation of grounding wires
and optical ground wires (OPGW) in power transmission systems. This
professional-grade equipment ensures smooth operation during the
stringing process while protecting the conductor from damage.
Construction & Design Features:
- Sheave Assembly: Precision-engineered wheel with sealed
bearings for smooth rotation
- Frame Material: High-strength galvanized steel or
corrosion-resistant aluminum alloy
- Surface Treatment: Zinc plating or anodized coating for weather
protection
- Hook Mechanism: Forged steel swivel hook with positive locking
feature
- Load Capacity: Rated for working loads up to 8,000 lbs (3,629
kg)
- Safety Factor: 3:1 minimum breaking strength ratio
- Sheave Lining: Non-metallic composite material to prevent
conductor damage
Performance Advantages:
- Specialized Design: Optimized for grounding wire and OPGW
installation
- Reduced Friction: Low-resistance sheave surface minimizes
conductor wear
- Easy Handling: Balanced weight distribution for comfortable
operation
- Versatile Application: Suitable for various grounding wire
types and sizes
- Durable Construction: Withstands harsh environmental conditions
- Quick Setup: Simple attachment to support structures
Professional Applications:
- Transmission line construction: Ground wire and OPGW
installation
- Tower grounding systems: Down conductor installation
- Lightning protection systems: Ground wire stringing
- Substation grounding: Ground grid conductor installation
- Emergency repairs: Ground wire replacement projects
Available Options:
- Standard steel model: For general grounding applications
- Lightweight aluminum version: For easier handling at height
- Insulated type: Rated for live-line work near energized
equipment
- High-capacity edition: For heavy OPGW installations
- Custom configurations: Special sizes upon request
Why Choose Our Grounding Wire Stringing Block:
- Field-Proven Reliability: Trusted by utility professionals
- Safety Certified: Meets ANSI and OSHA standards
- Low Maintenance: Sealed bearing design
- Cost-Effective: Long service life reduces replacement costs
- Technical Support: Available from industry experts
Item number | Model | Applicable stranded wire | Rated load (kN) | Weight (kg) | Remark |
10331 | SHT-120×35 | GJ35 | 5 | 2 | Cast steel sheave |
10333 | SHT-150×50 | GJ120 | 20 | 4.5 |
10341 | SHTN-120×35 | GJ35 | 5 | 1.6 | Nylon sheave |
10343 | SHTN-150×50 | GJ120 | 20 | 3.3 |
10344 | SHTN-200×60 | GJ150 | 20 | 3.8 |
