China Conductor Stringing Tools manufacturer
Ningbo Suntech Power Machinery Tools Co.,Ltd.
Ningbo Suntech Power Machinery Tools Co., Ltd. Professional Manufacturer and Exporter of Electric Power Field
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Dual-Sheave Stringing Block With Ball Bearings For Smooth Cable Pulling​

Dual-Sheave Stringing Block With Ball Bearings For Smooth Cable Pulling​

Brand Name Suntech
Model Number SHR
Certification ISO
Place of Origin China
Minimum Order Quantity 1 PCS
Price Get the newest prices
Payment Terms L/C,T/T
Supply Ability 2000 PCS/Month
Delivery Time 5-7days
Packaging Details Plywood Case
Name Tandem Sheave Stringing Block
Item No. 10211-10212
Model SHR-2.5
Rated Load 25KN
Weight 11-9.5KG
Remark Aluminum Sheave/ Nylon Sheave
Detailed Product Description

Dual-Sheave Stringing Block With Ball Bearings For Smooth Cable Pulling​


The ​​Tandem Sheave Stringing Block​​ is a professional-grade cable handling tool designed for efficient and safe installation of parallel conductors in power transmission and distribution projects. Featuring a dual-sheave configuration, this robust equipment provides superior performance in various line construction and maintenance applications.


​​Engineering & Design Features:​

  • ​​Dual Sheave System:​​ Two precision-engineered wheels with independent rotation
  • ​​Bearing Technology:​​ Sealed ball bearings for smooth operation with minimal friction
  • ​​Frame Construction:​​ High-strength galvanized steel or lightweight aluminum alloy
  • ​​Load Distribution:​​ Balanced weight transfer between both sheaves
  • ​​Safety Lock:​​ Positive locking mechanism for secure operation
  • ​​Sheave Lining:​​ Non-metallic composite material to prevent conductor damage
  • ​​Weather Protection:​​ Corrosion-resistant coatings for all-weather performance


​​Performance Advantages:​

  • ​​Parallel Conductor Handling:​​ Simultaneous installation of two conductors
  • ​​Reduced Cable Wear:​​ Low-friction sheave surfaces minimize conductor damage
  • ​​Increased Efficiency:​​ Faster installation compared to single sheave blocks
  • ​​Improved Safety:​​ Stable operation during simultaneous cable pulls
  • ​​Versatile Application:​​ Suitable for various conductor types and sizes
  • ​​Durable Construction:​​ Withstands harsh job site conditions


​​Professional Applications:​

  1. ​​Transmission line construction with bundled conductors​​
  2. ​​Distribution line upgrades requiring parallel runs​​
  3. ​​OPGW and ADSS cable installations​​
  4. ​​Emergency restoration of damaged lines​​
  5. ​​Substation bus installations​​
  6. ​​Railway electrification projects​​


​​Available Configurations:​

  • ​​Standard Steel Model:​​ For general construction applications
  • ​​Lightweight Aluminum Version:​​ For easier handling
  • ​​Insulated Type:​​ Rated for live-line work
  • ​​High-Capacity Edition:​​ For large diameter conductors
  • ​​Custom Designs:​​ Special spacing requirements


​​Why Choose Our Tandem Sheave Stringing Block:​

  • ​​Proven Reliability:​​ Trusted by utility professionals
  • ​​Safety Certified:​​ Meets industry standards
  • ​​Low Maintenance:​​ Sealed bearing design
  • ​​Cost-Effective:​​ Long service life
  • ​​Technical Support:​​ Expert guidance available


Item numberModelApplicable ConductorRated load (kN)Weight (kg)Remark
10211SHR-2.5LGJ300-5002511Aluminium sheave
10212SHRN-2.5LGJ300-500259.5Nylon sheave


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