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Ningbo Suntech Power Machinery Tools Co.,Ltd.
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Professional High Speed Turning Block For Power Line Construction​

Ningbo Suntech Power Machinery Tools Co.,Ltd.
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Professional High Speed Turning Block For Power Line Construction​

Brand Name : Suntech

Model Number : THZ

Certification : ISO

Place of Origin : China

MOQ : 1 PCS

Price : Negotiation

Payment Terms : L/C,T/T

Supply Ability : 3000 PCS/Month

Delivery Time : 3-5days

Packaging Details : Plywood Case

Name : High Speed Turning Block

Item No. : 12141-12143

Model : THZ1-5/8/16/30

Rated Load : 50-300KG

Diameter : 308-916mm

Weight : 22-200KG

Remark : Steel Sheave

Warranty : 1 year

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Professional High Speed Turning Block For Power Line Construction​


The ​​High Speed Turning Block​​ is an advanced cable handling device engineered for high-performance power line construction and maintenance operations. Designed to withstand rapid cable pulling speeds while maintaining smooth operation, this professional-grade equipment ensures efficient conductor installation in demanding working conditions.


​​Construction & Design Features:​

  • ​​Frame Material:​​ High-strength aluminum alloy or galvanized steel
  • ​​Sheave Assembly:​​ Precision-balanced steel or composite sheaves
  • ​​Bearing System:​​ High-speed sealed ball bearings with grease ports
  • ​​Rotation Speed:​​ Rated for continuous operation up to 300 RPM
  • ​​Load Capacity:​​ 5 tons (4.5 metric tons) working load
  • ​​Safety Factor:​​ 4:1 minimum breaking strength
  • ​​Surface Treatment:​​ Hard anodized or powder-coated finish


​​Performance Advantages:​

  • ​​Smooth High-Speed Operation:​​ Minimizes vibration during rapid pulls
  • ​​Reduced Cable Wear:​​ Low-friction sheave lining extends conductor life
  • ​​Quick Installation:​​ Tool-free assembly for rapid deployment
  • ​​Durable Construction:​​ Withstands continuous high-speed use
  • ​​Versatile Application:​​ Suitable for various conductor types
  • ​​Maintenance Friendly:​​ Easy-access lubrication points
  • ​​Safety Certified:​​ Meets ANSI and IEEE standards


​​Professional Applications:​

  1. ​​Long-span transmission line installations​​
  2. ​​High-speed conductor stringing operations​​
  3. ​​River and valley crossings​​
  4. ​​Emergency line restoration projects​​
  5. ​​Railway electrification work​​
  6. ​​Substation bus installations​​
  7. ​​Renewable energy farm connections​​

​​

Available Configurations:​

  • ​​Standard Single Sheave:​​ Basic high-speed applications
  • ​​Tandem Sheave:​​ For parallel conductor work
  • ​​Corner Block:​​ Directional change applications
  • ​​Heavy-Duty:​​ For large diameter conductors
  • ​​Insulated:​​ Live-line work rated
  • ​​Custom Designs:​​ Special speed requirements


​​Why Choose Our High Speed Turning Block:​

  • ​​Field-proven in major utility projects​​
  • ​​Precision-balanced for vibration-free operation​​
  • ​​Interchangeable components for easy maintenance​​
  • ​​Competitive pricing with quality assurance​​
  • ​​Technical support available​


Item number Model Rated Load(KN) Sheave Diameter(mm) Sheave Width(mm) Weight(kg) Remark
12141 THZ1-5 50 Φ308 75 22 Steel Sheave
12141A THZ1-8 80 Φ308 110 30
12142 THZ1-16 160 Φ600 110 115
12143 THZ1-30 300 Φ916 110/125 200



Professional High Speed Turning Block For Power Line Construction​


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