280kN 28 Ton Hydraulic Cable Puller with 38mm Rope Capacity and 298kW Cummins Engine for Overhead Transmission Lines
Professional tension stringing equipment designed for challenging terrain applications in power transmission projects.
| Maximum Intermittent Pull | 280kN (28 tons) |
| Maximum Continuous Pull | 250kN |
| Maximum Speed | 5 km/h |
| Pull at Maximum Speed | 120kN |
| Speed at Maximum Pull | 2.5 km/h |
| Maximum Rope Diameter | 38mm |
| Maximum Reel Size | 1600mm |
| Total Weight | 12800kg |
| Overall Dimensions | 5800×2500×2850mm |
Primarily used in long-span, mountainous areas and foothills for tension stringing of 4-bundle conductor of 500kV or twin-bundle conductor of 220kV and conductor 800mm² below. Suitable for tension stringing of 500kV haulage rope across various terrains.
- Diesel Engine: Cummins 298kW (400hp)
- Cooling System: Water-cooled
- Electrical System: 24V
- Bull-wheel Diameter: 960mm
- Groove Number: 11
- Maximum Rope Diameter: 38mm
- Maximum Diameter of Coupling: 100mm
- Maximum Diameter of Rope Reel: 1600mm
- Engine: American Cummins
- Main Pump: German Rexroth
- Main Motor & Speed Reducer: German Rexroth
- Tail Bracket Hoisting Motor: American Eton
- Hydraulic Meter: German
- Hydraulic dynamometer with set-point and automatic control of maximum pull
- Hydraulic oil cooling system
- Control instruments for hydraulic system and diesel engine
- On-board reel winder with automatic level wind
- Hydraulic front stabilizer
- Grounding connection point
Closed hydraulic circuit for stepless speed variation in both rotating directions. Features pull pre-setting system that maintains pre-set pulling value by automatically adjusting operation speed according to friction and unexpected loads.
- Lighting system for the trailer
- Hydraulic brake system for the trailer
- Extra rollers for additional pilot rope
- Hydraulic rope clamp for reel change operations
- Extra shaft
- Electronic pull and speed recorder
Yixing Boyu Electric Power Machinery Co., Ltd., established in 1994, specializes in research, development and production of electric power machinery. As a high-tech enterprise in Jiangsu Province, our products comply with international quality standards and serve markets worldwide including Sudan, Kenya, Angola, Pakistan, Burma, India, Mexico, and Germany.
- 27 years of industry experience
- One-year quality guarantee with free component replacement
- Cost-price component supply after warranty period
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