Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | STC250C5 |
| Model Abbreviation | 250 |
| Engine | |
| Model | Weichai WP7.300E51 |
| Rated Power (kW) | 220 |
| Rated Torque (N·m/r/min) | 1250/（1200-1600） |
| Weight Parameters | |
| Operating Weight (Total Mass in Travel State) (kg) | 32700 |
| Front Axle Load (kg) | 7000 |
| Middle and Rear Axle Load (kg) | 25700 |
| Working Parameters | |
| Rated Total Lifting Capacity (kg) | 25000 |
| Outrigger Span (Longitudinal x Transverse) (m) | 5.18×6.4 |
| Maximum Moment of Basic Boom (kN·m) | 1063 |
| Maximum Lifting Height of Basic Boom (m) | 11 |
| Maximum Moment of Longest Main Boom (kN·m) | 624 |
| Maximum Lifting Height of Main Boom (m) | 41.5 |
| Tail Swing Radius (mm) | 3300 |
| Operating Speed | |
| Maximum Hoisting Speed (Single Rope, Main Winch) (m/min) | 145 |
| Maximum Hoisting Speed (Single Rope, Auxiliary Winch) (m/min) | 145 |
| Boom Hoisting/Lowering Time (s) | 35/45 |
| Boom Extension/Retraction Time (s) | 80/90 |
| Horizontal Outrigger Extension/Retraction Time (s) | 30/15 |
| Vertical Outrigger Extension/Retraction Time (s) | 25/20 |
| Swing Speed (r/min) | 0~3 |
| Travel Parameters | |
| Maximum Travel Speed (km/h) | 85 |
| Maximum Gradeability (%) | 45 |
| Approach Angle (°) | 10 |
| Departure Angle (°) | 13 |
| Minimum Turning Radius(m) | 10.5 |
| Minimum Ground Clearance (mm) | 250 |
| Braking Distance (m) | ≤10 |
| Fuel Consumption per 100 km (L) | ≤32 |