Caterpillar 313D Series 2 Hydraulic Excavator - Equipment Specifications

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The Caterpillar 313D Series 2 Hydraulic Excavator is a robust and versatile machine built to tackle demanding construction and earth-moving tasks. Offering a strong balance of power, efficiency, and durability, the 313D is widely regarded for its impressive digging capabilities and operational versatility. Whether you are involved in large-scale construction projects, infrastructure development, or precise excavation work, this machine promises to deliver exceptional performance.
General Information

• Brand: Caterpillar
  
• Model: 313D Series 2 Hydraulic
  
• Year of Manufacture: Unknown
  
• Operating Hours: 6,000 hours
  
• Location: Changsha, Hunan, China
  

The Caterpillar 313D Series 2 is built for industries that require a reliable, high-performance excavator. It is capable of handling a wide range of tasks, from digging and lifting to trenching and grading. Whether on construction sites, infrastructure projects, or other heavy-duty tasks, this machine has been proven to meet the needs of demanding environments.
Specifications and Features
Weight and Dimensions

• Operating Weight: 13,400 kg
  
• Bucket Type: Backhoe
  
• Engine Power: 70 kW (75 hp)
  
• Engine Type: Traditional Power
  

The 313D Series 2 weighs in at 13.4 tons, placing it in the mid-sized excavator category. Despite its weight, it is designed for agility and efficiency in various applications. The backhoe bucket provides efficient digging power, especially in tough conditions such as rocky soil or dense materials.
Engine and Power System

• Engine Model: Cat® C4.4 / 3054C
  
• Rated Power: 70 kW at 2,200 rpm
  
• Bore x Stroke: 105 mm x 127 mm
  
• Displacement: 4.4 L
  

The 313D is powered by the Cat® C4.4 engine, known for its fuel efficiency and low emission output. This engine, coupled with the machine’s power ratings, provides excellent digging and lifting capability while ensuring that fuel consumption remains low, which is critical for long hours of operation.
Performance Capabilities
Rotation and Travel Speeds

• Swing Speed: 12.2 rpm
  
• Maximum Traction Force: 114 kN
  
• Travel Speed: 5.6 km/h
  

With a swing speed of 12.2 rpm, the 313D Series 2 provides smooth and efficient movement for all types of lifting and digging tasks. Its maximum traction force of 114 kN allows it to maintain strong performance even when faced with heavy loads or challenging terrain. The travel speed of 5.6 km/h ensures that operators can move the machine between work areas quickly and efficiently.
Hydraulic System
The hydraulic system is the core of the excavator's performance. The 313D Series 2 features a highly capable hydraulic setup, which allows for precise control and power when performing digging, lifting, or trenching tasks.

• Main Pump Maximum Flow: 254 l/min
  
• Pilot Pump Flow: 21.9 l/min
  
• Bucket Cylinder Size (mm): 100 mm x 939 mm
  
• Arm Cylinder Size (mm): 120 mm x 1,197 mm
  
• Boom Cylinder Size (mm): 110 mm x 1,015 mm
  
• Swing System Flow: 127 l/min
  

These hydraulic specifications ensure that the 313D Series 2 operates with optimal efficiency, offering strong lifting power and precision. Whether digging, swinging, or lifting, the hydraulic system is designed to meet the challenges of demanding job sites.
Fluid Capacities

• Fuel Tank Capacity: 250 L
  
• Hydraulic Tank Capacity: 90.6 L
  
• Coolant Capacity: 17.88 L
  
• Hydraulic System Capacity: 104 L
  

The fluid capacities of the 313D Series 2 ensure that the machine can work for long periods without the need for frequent refueling or fluid changes. This is particularly important for large projects where downtime is costly.
Work Efficiency and Application
The Caterpillar 313D Series 2 Hydraulic Excavator is equipped to handle a wide range of excavation and lifting tasks. Its 13.4-ton weight and backhoe bucket allow it to excavate efficiently in varied conditions, from digging trenches to lifting heavy materials. With an engine power of 70 kW and a solid hydraulic system, the 313D offers excellent performance for construction, mining, and infrastructure projects.
Advantages

1. Power and Efficiency: The combination of the Cat® C4.4 engine and a powerful hydraulic system ensures that the 313D Series 2 provides maximum power while maintaining fuel efficiency.
   
2. Hydraulic Precision: The hydraulic system’s precise control makes the 313D ideal for both large-scale digging and delicate operations such as grading and lifting.
   
3. Durability: Designed with Caterpillar's high standards for durability, the 313D Series 2 can handle tough job site conditions, ensuring a long service life.
   
4. Operator Comfort: The machine is equipped with an ergonomic operator’s cabin that enhances comfort and reduces operator fatigue during long work hours.
   

Conclusion
The Caterpillar 313D Series 2 Hydraulic Excavator is a highly capable and versatile machine, designed for heavy-duty operations. With its efficient engine, powerful hydraulic system, and solid performance metrics, it stands as a reliable choice for various excavation and construction applications. Whether you are digging trenches, handling materials, or lifting heavy loads, the 313D Series 2 offers the power and precision needed to get the job done efficiently and effectively.