Chaser bins
Chaser bin PBN-50
The PBN-50 grain chaser bin is a large four-axle grain cart designed for large-scale field operations, with a 50 m³ capacity and a 38-ton payload. Its well-engineered design, reliable suspension, and high-quality components ensure fast and efficient transfer of large volumes of grain, corn, and sunflower to transport vehicles or storage facilities. This helps optimize harvesting operations and reduces the need for additional machinery.
Characteristic:
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Name |
PBN-50 |
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Gross weight, kg |
50 570 |
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Semitrailer weight, kg |
12 570 |
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Load capacity, kg |
38 000 |
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Load on the drawbar, kg |
3 000 |
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Semitrailer dimensions |
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Length, mm |
11 450 |
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Width, mm |
3 000 |
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Height, mm |
4 000 |
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Body volume,m3 |
50 |
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Screw diameter, mm |
520 (625) |
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Unloading speed, t/min: |
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– at 540 rpm |
6 (12) |
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– at 1000 rpm |
12 (25) |
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Decomposable |
hydraulically |
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Aggregated with a tractor, hp |
300-350 |
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Axles, pcs |
4 |
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Tires |
560/60 R22,5 710/50 R26,5 |
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How It Works
Chaser Bin PBN-50
Efficient Grain and Fertilizer Handling Solution
Structure and Operating Principle
The PBN-50 chaser bin is a high-capacity four-axle machine with a spring suspension system and a conical body design. Along the entire length of the hopper bottom, a horizontal auger is installed, covered by a special sliding gate controlled by a hydraulic cylinder.
A folding unloading auger is mounted on the front wall of the bin and operated via a hydraulic cylinder connected to the tractor’s hydraulic system.
The machine is designed for transporting and loading grain or mineral fertilizers into seeders, as well as transferring them into other transport vehicles, ensuring fast and efficient logistics during field operations.
Chaser bin PBN-50 Configuration
- Four-axle suspension system with steering front and rear axles for improved maneuverability and reduced tire wear; rear axle hydraulically locked for reverse movement
- Tires:
- 560/60 R22.5 (load capacity 6.3 tons at 40 km/h)
- 650/50 R22.5 (load capacity 6.6 tons at 40 km/h) — optional
- Rims: Pronar (Poland)
- Braking system: pneumatic (single- or dual-circuit), hydraulic or mixed
- Interchangeable hitch ring: Ø40, Ø50 or Ø90 mm (Scharmüller, Austria)
- Hydraulic drawbar support
- Gearbox: Bondioli & Pavesi (Italy)
- PTO shaft with shear bolt: Bondioli & Pavesi (Italy)
- Auger protection system
- Continuous rolled auger flighting (10/5 mm thickness), made in Italy
- Service ladder for maintenance access
- Horizontal auger cleaning system (three inspection windows)
- Adapter for adjusting tractor hitch height
- Tarpaulin cover system
- Hydraulically adjustable auger spout canopy











































