Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | QY12D451 |
| Model Abbreviation | 12 |
| Weight Parameters | |
| Curb Weight (kg) | 19320 |
| Operating Weight (Total Mass in Travel State) (kg) | 19450 |
| Front Axle Load (kg) | 6000 |
| Middle and Rear Axle Load (kg) | 13450 |
| Working Parameters | |
| Rated Total Lifting Capacity (kg) | 12000 |
| Maximum Moment of Basic Boom (kN·m) | 465.5 |
| Maximum Lifting Height of Basic Boom (m) | 7 |
| Maximum Moment of Longest Main Boom (kN·m) | 258.7 |
| Maximum Lifting Height of Main Boom (m) | 29.8 |
| Maximum Lifting Height of Auxiliary Boom (m) | 35.8 |
| Operating Speed | |
| Maximum Hoisting Speed (Single Rope, Main Winch) (m/min) | 98 |
| Maximum Hoisting Speed (Single Rope, Auxiliary Winch) (m/min) | 87 |
| Boom Hoisting/Lowering Time (s) | 38 |
| Boom Extension/Retraction Time (s) | 53.5 |
| Swing Speed (r/min) | 2.2 |
| Travel Parameters | |
| Maximum Travel Speed (km/h) | 80 |
| Maximum Gradeability (%) | 40 |
| Approach Angle (°) | 15 |
| Departure Angle (°) | 13 |
| Minimum Turning Diameter (m) | ≤20 |
| Minimum Ground Clearance (mm) | 260 |
| Braking Distance (m) | ≤10 |
| Fuel Consumption per 100 km (L) | 28 |
| Machine Dimensions | |
| Dimensions (Length x Width x Height) (mm) | 11150×2500×3180 |
| Longitudinal Distance of Outriggers (m) | 4.63 |
| Transverse Distance of Outriggers (m) | 5.2 |
| Length of Main Boom (m) | 9.2～29.4 |
| Elevation Angle of Main Boom (°) | -2～80 |
| Length of Auxiliary Boom (m) | 6 |
| Installation Angle of Auxiliary Boom (°) | 0 |
| Number of Boom Sections | 4 |