Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | QY50B.5II |
| Model Abbreviation | 50 |
| Engine | |
| Model | WD615.334/SC9DF340Q3 |
| Rated Power (kW) | 247/2200（251/2200） |
| Rated Torque (N·m/r/min) | 1350/1300～1600（1430/1400） |
| Weight Parameters | |
| Operating Weight (Total Mass in Travel State) (kg) | 42000 |
| Front Axle Load (kg) | 16000 |
| Middle and Rear Axle Load (kg) | 26000 |
| Working Parameters | |
| Rated Total Lifting Capacity (kg) | 50000 |
| Outrigger Span (Longitudinal x Transverse) (m) | 5.93×6.9（4.7） |
| Maximum Moment of Basic Boom (kN·m) | 1800 |
| Maximum Lifting Height of Basic Boom (m) | 11.56 |
| Maximum Lifting Height of Main Boom (m) | 42.58 |
| Maximum Lifting Height of Auxiliary Boom (m) | 55.8 |
| Tail Swing Radius (mm) | 3710 |
| Operating Speed | |
| Maximum Hoisting Speed (Single Rope, Main Winch) (m/min) | Full load85No load110 |
| Maximum Hoisting Speed (Single Rope, Auxiliary Winch) (m/min) | Full load85No load110 |
| Boom Hoisting/Lowering Time (s) | 88 |
| Boom Extension/Retraction Time (s) | 180 |
| Horizontal Outrigger Extension/Retraction Time (s) | 30/20 |
| Vertical Outrigger Extension/Retraction Time (s) | 35/30 |
| Swing Speed (r/min) | 2 |
| Travel Parameters | |
| Maximum Travel Speed (km/h) | 80 |
| Maximum Gradeability (%) | ≥35 |
| Approach Angle (°) | 18 |
| Departure Angle (°) | 11 |
| Minimum Turning Diameter (m) | 24 |
| Minimum Ground Clearance (mm) | 327 |
| Braking Distance (m) | ≤10 |
| Fuel Consumption per 100 km (L) | 40 |
| Machine Dimensions | |
| Dimensions (Length x Width x Height) (mm) | 13890×2800×3440 |
| Longitudinal Distance of Outriggers (m) | 5.93 |
| Transverse Distance of Outriggers (m) | 6.9（4.7） |
| Length of Main Boom (m) | 42.7 |
| Length of Auxiliary Boom (m) | 57.7 |
| Wheelbase(m) | 1520+4105+1350 |
| Track(m) | 2232/2232/2075/2075 |
| Chassis | |
| Engine Model | WD615.334/SC9DF340Q3 |
| Engine Rated Power (kW/r/min) | 247/2200（251/2200） |
| Engine Maximum Output Torque (N·m/r/min) | 1350/1300～1600（1430/1400） |