Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | STC250T4 |
| Model Abbreviation | 250 |
| Weight Range | 16-70Ton |
| Engine | |
| Model | Weichai WP7.270E51 |
| Rated Power (kW) | 199 |
| Rated Torque (N·m/r/min) | 1160/(1200~1700) |
| Weight Parameters | |
| Operating Weight (Total Mass in Travel State) (kg) | 31300 |
| Front Axle Load (kg) | 7300 |
| Middle and Rear Axle Load (kg) | 24000 |
| Working Parameters | |
| Rated Total Lifting Capacity (kg) | 25000 |
| Outrigger Span (Longitudinal x Transverse) (m) | 5.4×6.4 |
| Maximum Moment of Basic Boom (kN·m) | 1103 |
| Maximum Lifting Height of Basic Boom (m) | 11.3 |
| Maximum Moment of Longest Main Boom (kN·m) | 686 |
| Maximum Lifting Height of Main Boom (m) | 35.5 |
| Tail Swing Radius (mm) | 3.33 |
| Operating Speed | |
| Maximum Hoisting Speed (Single Rope, Main Winch) (m/min) | 140 |
| Maximum Hoisting Speed (Single Rope, Auxiliary Winch) (m/min) | 140 |
| Boom Hoisting/Lowering Time (s) | 30/50 |
| Boom Extension/Retraction Time (s) | 45/45 |
| Horizontal Outrigger Extension/Retraction Time (s) | 35/20 |
| Vertical Outrigger Extension/Retraction Time (s) | 35/20 |
| Swing Speed (r/min) | 0~2.5 |
| Travel Parameters | |
| Maximum Travel Speed (km/h) | 85 |
| Maximum Gradeability (%) | 44 |
| Approach Angle (°) | 10 |
| Departure Angle (°) | 12 |
| Minimum Turning Radius(m) | 10.5 |
| Minimum Ground Clearance (mm) | 250 |
| Braking Distance (m) | ≤10 |
| Fuel Consumption per 100 km (L) | 31 |