Komatsu PC78US Specs
Overview
The Komatsu PC78US is a versatile and powerful excavator designed to handle a wide range of construction and digging tasks. With its compact size and exceptional performance, this machine is well-suited for both urban and rural environments. Let’s take a closer look at the specifications of the Komatsu PC78US.
Engine
The PC78US is equipped with a reliable and fuel-efficient Komatsu SAA4D95LE-5 engine. This 4-cylinder, turbocharged diesel engine delivers a net power of 55.9 kW (75 HP) at 2,200 rpm. It complies with Tier 4 Final emission standards, ensuring reduced environmental impact.
Operating Weight
The operating weight of the PC78US varies depending on the configuration and additional attachments. The standard operating weight is approximately 7,600 kg (16,755 lbs). However, with additional counterweight, it can reach up to 8,100 kg (17,857 lbs), providing enhanced stability during operation.
Dimensions
The compact design of the PC78US allows it to maneuver easily in tight spaces. Here are the key dimensions of this excavator:
- Overall length: 6,080 mm (19 ft 11 in)
- Overall width: 2,320 mm (7 ft 7 in)
- Overall height: 2,570 mm (8 ft 5 in)
- Track shoe width: 450 mm (18 in)
Performance
The PC78US is equipped with advanced features to optimize performance and productivity on the job site. Some notable specifications include:
| Max digging depth | 4,120 mm (13 ft 6 in) |
| Max digging reach | 6,280 mm (20 ft 7 in) |
| Max digging height | 6,060 mm (19 ft 11 in) |
| Max dumping clearance | 4,320 mm (14 ft 2 in) |
| Bucket capacity | 0.28 – 0.49 m³ (0.37 – 0.64 yd³) |
| Arm crowd force (ISO) | 41.2 kN (9,257 lbf) |
| Bucket digging force (ISO) | 58.9 kN (13,227 lbf) |
Travel Speed
The PC78US offers efficient travel capabilities to move quickly between job sites. It has a maximum travel speed of 4.5 km/h (2.8 mph) in low range and 5.5 km/h (3.4 mph) in high range, allowing for efficient transportation and maneuverability.
Fuel Capacity
To support long working hours, the PC78US has a fuel tank capacity of 130 liters (34.3 gallons). This ensures uninterrupted operation without frequent refueling breaks, enhancing productivity on the field.
Conclusion
The Komatsu PC78US is a reliable and high-performing excavator suitable for various construction applications. With its compact size, powerful engine, and impressive digging capabilities, it offers efficiency and productivity on the job site. Whether you’re working in urban areas or tackling rural projects, the PC78US is a versatile machine that gets the job done.
