Komatsu PC490LC-8 Excavator
The Komatsu PC490LC-8 is a large excavator designed for heavy-duty construction, quarrying, and demolition applications. It offers powerful performance, efficient hydraulics, and advanced control systems to optimize productivity and fuel efficiency.
Specifications
| Specification | Value |
|---|---|
| Engine | Komatsu SAA6D125 |
| Horsepower | 350-365 HP |
| Operating Weight | 47-50 tons |
| Fuel Tank Capacity | 172 US gallons |
| Hydraulic Tank Capacity | 65.5 US gallons |
| Max Digging Depth | 25-30 feet |
| Max Reach | 38-39 feet |
| Bucket Capacity | 2.7-3.5 cubic meters |
Key Features
- Komatsu HydrauMind System: Enhances hydraulic efficiency and responsiveness.
- Multiple Working Modes: Power, Economy, and Lifting modes for operational flexibility.
- Auto Idle Shutdown: Reduces fuel consumption during inactivity.
- Closed-Center Load-Sensing Hydraulics: Improves operational efficiency.
- Spacious Operator Cab: Equipped with an adjustable air suspension seat and climate control.
- ROPS Certified Cab: Ensures operator safety and compliance with ISO standards.
Applications
- Heavy Construction: Large-scale excavation and trenching projects.
- Quarrying: Efficient material extraction and loading.
- Demolition: High-reach arm capabilities for structural dismantling.
- Mining Operations: Used for surface mining and earthmoving tasks.
Performance Analysis
- Digging Depth: Up to 30 feet for deep excavation tasks.
- Bucket Capacity: Handles up to 4.6 cubic yards of material.
- Swing Speed: 9.0-9.1 rpm for efficient cycle times.
- Lifting Capacity: High stability and load-bearing capabilities.
Market Comparison
| Model | Horsepower | Operating Weight | Max Digging Depth | Bucket Capacity |
|---|---|---|---|---|
| Komatsu PC490LC-8 | 350-365 HP | 47-50 tons | 25-30 feet | 2.7-3.5 m³ |
| Caterpillar 349 | 424 HP | 47.6 tons | 26 feet | 2.6 m³ |
| Volvo EC480D | 382 HP | 47.5 tons | 27 feet | 2.1-3.3 m³ |
| John Deere 470G LC | 367 HP | 51.2 tons | 25.3 feet | 2.4-3.3 m³ |
Pricing and Availability
- New models: $450,000 - $550,000
- Used models: $150,000 - $350,000 (based on age and condition)
Conclusion
The Komatsu PC490LC-8 is a powerful and reliable excavator designed for demanding applications in construction, mining, and demolition. Its advanced hydraulic system, spacious operator cab, and multiple working modes make it a highly efficient and versatile machine. For those considering a purchase, comparing specifications with newer models like the PC490LC-11 and evaluating available maintenance records can help ensure a sound investment.