Caterpillar 336E L Excavator Overview

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The Caterpillar 336E L is a large hydraulic excavator designed for heavy-duty applications such as road construction, mining, and large-scale earthmoving projects. Introduced as part of Caterpillar's E Series, it offers enhanced fuel efficiency, increased productivity, and improved operator comfort compared to its predecessors.

Engine and Performance

• Engine Model: Caterpillar C9.3 ACERT
  
• Net Power: Approximately 300.4 hp (224 kW)
  
• Gross Power: Approximately 323.2 hp (241 kW)
  
• Displacement: 568 cu in (9.3 L)
  
• Fuel Capacity: 163.8 gallons (620 L)
  
• Hydraulic System Fluid Capacity: 100.4 gallons (380 L)
  
• Cooling System Fluid Capacity: 14.8 gallons (56 L)
  
• Engine Oil Capacity: 8.1 gallons (31 L)
  
• Swing Torque: 80,400 lb-ft (109,000 Nm)
  
• Swing Speed: 9.2 rpm
  
• Maximum Travel Speed: 1.87 mph (3.0 km/h)
  
• Drawbar Pull: 66,318.64 lb (296 kN)
  
• Bucket Capacity: Ranges from 1.3 yd³ (1.0 m³) to 3.4 yd³ (2.6 m³)
  
• Operating Weight: Approximately 67,236.6 lb (30,500 kg)
  

Hydraulic System and Efficiency
The 336E L features an advanced hydraulic system designed to maximize efficiency and productivity:

• Electric Boom and Stick Regeneration Valve: This system utilizes gravity during typical "boom down" or "stick in" operations to regenerate oil flow, reducing cycle times and pressure loss, leading to higher productivity and lower fuel costs .
  
• Hydraulic System Relief Valve Pressure: Approximately 5,076 psi (35,000 kPa)
  
• Hydraulic Pump Flow Capacity: Approximately 74 gallons per minute (280 L/min)
  

Dimensions and Reach

• Transport Length: Approximately 36 ft 8 in (11.2 m)
  
• Transport Width: Approximately 11 ft 3 in (3.4 m)
  
• Transport Height: Approximately 12 ft 0 in (3.7 m)
  
• Operating Weight: Approximately 86,796 lb (39,400 kg)
  
• Maximum Reach at Ground Level: Approximately 36 ft 8 in (11.2 m)
  
• Maximum Digging Depth: Approximately 25 ft (7.6 m)
  

Operator Comfort and Technology
The 336E L is equipped with features to enhance operator comfort and efficiency:

• Operator Station: The cab is designed for comfort with adjustable seating, climate control, and a user-friendly interface .
  
• Integrated Technologies: The machine offers advanced technologies such as Cat® Grade Control Depth and Slope, which assist operators in achieving desired grading depths and slopes with precision .
  

Maintenance and Durability
Caterpillar has designed the 336E L with durability and ease of maintenance in mind:

• Serviceability: The machine features grouped maintenance points and wide service doors for easy access, reducing downtime and maintenance costs .
  
• Built to be Rebuilt: Major structures and components are designed to be rebuilt, reducing waste and replacement costs .
  

Applications and Performance
The 336E L is suitable for a variety of heavy-duty applications:

• Road Construction: Ideal for tasks such as trenching, backfilling, and material handling.
  
• Mining: Efficient in overburden removal and material transport.
  
• Landscaping: Useful for grading and site preparation.
  
• Demolition: Effective in breaking down structures and clearing debris.
  

Conclusion
The Caterpillar 336E L hydraulic excavator is a powerful and efficient machine designed to meet the demands of heavy-duty applications. With its advanced hydraulic system, operator-friendly features, and durable design, it offers enhanced productivity and reduced operational costs. Whether for road construction, mining, or demolition, the 336E L provides the performance and reliability needed to tackle challenging tasks.