Models is introduced
single cylider diesel engine, more powerful;
seven gears with rear PTO to meet more demand;
simple structure ,easily operation;
| ⒈ Overall Data of Tractor | ||||||
| Main Dimensions of Tractor | Model | SF250 | ||||
| Rated output | 19.12 KW | |||||
| Type | 4X2（4x2 wheeled） | |||||
| Model of Engine | ZS1115E2 | |||||
| Rated Traction(N) | 4900 | |||||
| Overall Dimensions （mm） |
Length | 2730 | ||||
| Width | 1300 | |||||
| Height | 1560 | |||||
| Wheel Base（mm） | 1400/1470 | |||||
| Tread （mm） | Front Tread | 1140 | ||||
| Rear Tread | 1200 | |||||
| Min Ground Clearance | 295 | |||||
| Min Turning Diameter（mm） | 2900 | |||||
| Mass of Tractors （Kg） |
Structure Mass | 835 | ||||
| Min-Usage Mass | 1080 | |||||
| 20/30 | ||||||
| Bob Weight | Front Bob-weight | |||||
| Rear Bob-weight | 60 | |||||
| (Steel Band) | ||||||
| Rear Bob-weight | 35 | |||||
| (Cast Iron Band) | ||||||
| Distribution of Mass | Front Wheel | 410 | ||||
| Rear Wheel | 670 | |||||
| Model of Chassis | Half Floating | |||||
| Model of Front Axle | Non adjustable type | |||||
| Theoretical Speed (Km/h) | I gear | 2.4 | ||||
| IIgear | 5.4 | |||||
| III gear | 7.2 | |||||
| IV gear | 8.5 | |||||
| V gear | 16.8 | |||||
| VI gear | 27 | |||||
| Rev.I gear | 6.41 | |||||
| Rev. II gear | 7.93 | |||||
| Hydraulic systerm | type | half- independent | ||||
| pump posision | side | |||||
| Pressure for safety vavle (Mpa) | 15±0.5 | |||||
| Hydarulic cylinder Bore x Strode (mm) | 63×77 | |||||
| displacement (l/min) | 7.5 | |||||
| lifeter travel (mm) | 420 | |||||
| Max lifting capacity (KN @610MM) | 4 | |||||
| Lifting time (s) under the rated engine speed | 3 | |||||
| working device | type | rear 3-point links,cat O | ||||
| deepth for the implemet control | floating | |||||
| Diameter track pin | φ28 | |||||
| Groudclearance for the drawing bar | 480 | |||||
| type | side, non-independent | |||||
| speed (r/min) | 1121/1254 | |||||
| PTO shaft | model I35, 540 r/min | |||||
| Remarks: The usage mass includes the mass of driver, bob-weight, fuel and cooling water, etc. | ||||||
| ⒉ Data of Engine | ||||||
| Model | ZS1115E2 | |||||
| Type | Single Cylinder, Horizontal, 4-Strokes, Direct Injection | |||||
| Bore x Strode (mm) | 115x115 | |||||
| Rated Rotary Speed （r/min） | 2200 | |||||
| Rated Power(Kw) | 19.12 | |||||
| Max. Torque （N · m） | 71.46 | |||||
| Max. Torque Rotary Speed （r/min） | 1760 | |||||
| Fuel Consumption Ratio （g/Kw · h） | ≤244.8 | |||||
| Oil Consumption Ratio （g/Kw · h） | ≤2.72 | |||||
| Cooling Type | Water Cooling, circulation | |||||
Recommended
In a batch
