Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | STC250C5-2 |
| Model Abbreviation | 250 |
| Weight Range | 16-70Ton |
| Engine | |
| Model | Weichai WP8.320E61 |
| Rated Power (kW) | 235/2100 |
| Rated Torque (N·m/r/min) | 1300/1200~1600 |
| Weight Parameters | |
| Operating Weight (Total Mass in Travel State) (kg) | 34100 |
| Front Axle Load (kg) | 8100 |
| Middle and Rear Axle Load (kg) | 26000 |
| 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) | 1240 |
| Maximum Lifting Height of Basic Boom (m) | 52 |
| Maximum Moment of Longest Main Boom (kN·m) | 809 |
| Maximum Lifting Height of Main Boom (m) | 44 |
| Tail Swing Radius (mm) | 3400 |
| Operating Speed | |
| Transmission | Faster9Gear |
| 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) | 35/45 |
| Boom Extension/Retraction Time (s) | 90/95 |
| Horizontal Outrigger Extension/Retraction Time (s) | 25/20 |
| Vertical Outrigger Extension/Retraction Time (s) | 30/25 |
| Swing Speed (r/min) | 2.7 |
| Travel Parameters | |
| Maximum Travel Speed (km/h) | 85 |
| Maximum Gradeability (%) | 43 |
| Approach Angle (°) | 10 |
| Departure Angle (°) | 13 |
| Minimum Turning Radius(m) | 11 |
| Minimum Ground Clearance (mm) | 240 |
| Braking Distance (m) | ≤10 |
| Fuel Consumption per 100 km (L) | 31 |
| Machine Dimensions | |
| Dimensions (Length x Width x Height) (mm) | 13290×2550×3620 |
| Length of Main Boom (m) | 43.5 |
| Length of Auxiliary Boom (m) | 8 |
| Installation Angle of Auxiliary Boom (°) | 0、15、30 |
| Number of Boom Sections | 5 |
| Cross-sectional Shape of Main Boom | UType |