Liugong CLG922E Crawler Excavator Specifications

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The Liugong CLG922E is a 22-ton class hydraulic crawler excavator powered by a Cummins QSB7 engine. Engineered for medium-scale operations such as earthmoving, municipal construction, and roadworks, the CLG922E offers robust power, excellent fuel efficiency, and operator comfort. Its reliable hydraulic system and structural strength make it a solid choice for demanding job sites.

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🔧 Official Technical Specifications (English)
Basic Information

• Model: CLG922E
  
• Operating Weight: 22,000 kg
  
• Engine Model: Cummins QSB7
  
• Rated Power: 124 kW @ 2050 rpm
  
• Max Torque: 658 N·m @ 1200 rpm
  
• Displacement: 6.7 L
  
• Cylinders: 6
  
• Cooling Type: Water-cooled
  
• Aspiration: Turbocharged, air-to-air aftercooled
  
• Fuel System: High-pressure common rail with electronic direct injection
  

Performance

• Bucket Capacity: 0.73–1.1 m³ (standard: 1.0 m³)
  
• Max Digging Depth: 6,562 mm
  
• Max Digging Radius: 9,870 mm
  
• Max Digging Height: 9,945 mm
  
• Max Dumping Height: 7,170 mm
  
• Max Vertical Digging Depth: 5,080 mm
  
• Bucket Digging Force: 140 / 152.5 kN
  
• Arm Digging Force: 97 / 105 kN
  
• Swing Speed: 10.5 rpm
  
• Travel Speed: High 5.3 km/h, Low 3.0 km/h
  
• Max Drawbar Pull: 220 kN
  
• Gradeability: 35%
  
• Ground Pressure: 45.2 kPa
  

Hydraulic System

• Travel Circuit Pressure: 34.3 MPa
  
• Swing Circuit Pressure: 25.5 MPa
  

Dimensions

• Overall Transport Length: 9,570 mm
  
• Overall Width: 2,990 mm
  
• Overall Height: 3,140 mm
  
• Track Shoe Width: 600 mm
  
• Track Gauge: 2,390 mm
  
• Minimum Ground Clearance: 440 mm
  
• Minimum Swing Radius of Working Device: 3,090 mm
  

Capacities

• Fuel Tank Capacity: 420 L
  
• Hydraulic Tank Capacity: 210 L
  
• Hydraulic System Total Capacity: 330 L
  

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✅ Summary

• Application Scenarios: Ideal for medium-scale projects including earthworks, municipal engineering, and infrastructure development.
  
• Engine Performance: Powered by a Cummins QSB7 engine with electronic fuel injection for high efficiency and strong torque.
  
• Operation Efficiency: Large digging range and force support versatile tasks.
  
• Mobility: Balanced travel speeds and track width make it suitable for complex terrain.
  
• Operator Comfort: Ergonomically designed cabin and user-friendly controls enhance comfort and efficiency.