CASE CX490C Excavator

[MikePhua]

The CASE CX490C is a 50-ton class crawler hydraulic excavator, purpose-built for large-scale earthmoving, quarry operations, and demanding mining environments. It features a high-performance engine and an advanced hydraulic system, delivering outstanding digging force and operational efficiency. With robust power, excellent stability, and proven durability, the CX490C is an ideal choice for medium to large construction projects.

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CX490C Main Specifications (List)
1️⃣ Dimensions & Weight

• Operating Weight: 48,800 kg
  
• Overall Length (Transport): 11,570 mm
  
• Overall Width: 3,350 mm
  
• Overall Height (to cab top): 3,480 mm
  
• Track Length on Ground: 4,620 mm
  
• Total Track Length: 5,700 mm
  
• Shoe Width: 600 mm (optional: 700 mm, 800 mm)
  
• Track Gauge: 2,740 mm
  
• Minimum Ground Clearance: 500 mm
  
• Tail Swing Radius: 3,520 mm
  

2️⃣ Working Range

• Maximum Digging Height: 10,340 mm
  
• Maximum Dumping Height: 7,180 mm
  
• Maximum Digging Depth: 7,470 mm
  
• Maximum Vertical Digging Depth: 6,700 mm
  
• Maximum Digging Radius: 11,240 mm
  
• Minimum Swing Radius: 4,390 mm
  

3️⃣ Performance

• Standard Bucket Capacity: 2.1 m³
  
• Bucket Digging Force: 269 kN
  
• Arm Digging Force: 214 kN
  
• Travel Speed (High/Low): 5.4 / 3.2 km/h
  
• Swing Speed: 8.0 rpm
  
• Maximum Drawbar Pull: 360 kN
  
• Gradeability: 70% (35°)
  

4️⃣ Engine

• Model: ISUZU AH-6HK1X
  
• Displacement: 7.79 L
  
• Rated Power: 270 kW @ 1,800 rpm
  
• Maximum Torque: 1,260 Nm
  

5️⃣ Hydraulic System

• Main Pump Type: Variable Displacement Axial Piston Pump
  
• Maximum Flow: 2 × 370 L/min
  
• Main Control Valve: Multi-way valve
  
• Auxiliary Hydraulic Circuit: Available
  
• Travel Motors: 2 units
  
• Swing Motor: 1 unit
  

6️⃣ Capacities

• Fuel Tank: 650 L
  
• Hydraulic Tank: 320 L
  
• Engine Oil: 35 L
  
• Coolant: 38 L
  
• Swing Drive Oil: 2 × 8 L
  
• Travel Drive Oil: 2 × 10 L
  

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Summary
The CASE CX490C crawler excavator is designed as a powerful heavy-duty earthmoving machine, featuring high output, excellent fuel efficiency, and responsive hydraulics. It delivers superior digging productivity and stability, while its spacious and comfortable cab, user-friendly controls, and easy maintenance features enhance operator comfort and equipment reliability. Whether for overburden stripping, stone loading, or major infrastructure projects, the CX490C is a solid choice that ensures high performance and strong returns.