Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | STC550C5-1 |
| Model Abbreviation | 550 |
| Weight Range | 16-70Ton |
| Engine | |
| Model | Yuchai YCK09360-60 |
| Rated Power (kW) | 265/1900 |
| Rated Torque (N·m/r/min) | 1600/1100-1450 |
| Weight Parameters | |
| Operating Weight (Total Mass in Travel State) (kg) | 44600 |
| Front Axle Load (kg) | 18600 |
| Middle and Rear Axle Load (kg) | 26000 |
| Working Parameters | |
| Rated Total Lifting Capacity (kg) | 55000 |
| Outrigger Span (Longitudinal x Transverse) (m) | 7.7×6.24 |
| Maximum Moment of Basic Boom (kN·m) | 2156 |
| Maximum Lifting Height of Basic Boom (m) | 12.8 |
| Maximum Moment of Longest Main Boom (kN·m) | 1411 |
| Maximum Lifting Height of Main Boom (m) | 48 |
| Maximum Lifting Height of Auxiliary Boom (m) | 16 |
| Slewing Angle (°) | -2～80 |
| Operating Speed | |
| Transmission | 9Manual gearbox with synchronizer |
| 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) | 60/75 |
| Boom Extension/Retraction Time (s) | 100/110 |
| Horizontal Outrigger Extension/Retraction Time (s) | 15/30 |
| Vertical Outrigger Extension/Retraction Time (s) | 15/30 |
| Swing Speed (r/min) | 2.0 |
| Travel Parameters | |
| Maximum Travel Speed (km/h) | 85 |
| Maximum Gradeability (%) | 47 |
| Approach Angle (°) | 19 |
| Departure Angle (°) | 14 |
| Minimum Turning Radius(m) | 12 |
| Minimum Ground Clearance (mm) | 285 |
| Braking Distance (m) | ≤10 |
| Fuel Consumption per 100 km (L) | ≤40 |