Excavadoras japonesas Komatsu usadas Komatsu PC78US-6 Mini excavadora de 7 toneladas de segunda mano en venta

El Komatsu PC78US-6 is a compact, yet powerful used excavator commonly used in urban construction, landscaping, and small-scale digging projects. It's part of Komatsu's range of mid-sized hydraulic excavators and is known for its exceptional maneuverability, durability, and productivity in confined spaces due to its short tail swing design.

Here’s a detailed description of the Komatsu PC78US-6 used excavators:

Características principales:

1. Compact Design:
   • El PC78US-6 has a short tail swing configuration, which allows it to work in confined areas like narrow streets, urban environments, or locations where space is limited, without compromising on stability and power.
2. Motor:
   • Powered by a Komatsu SAA4D95E-3 engine, the PC78US-6 typically delivers around 55.4 kW (74.3 hp). This engine provides a balance of fuel efficiency and strong performance, making it suitable for various excavation tasks.
3. Peso operativo:
   • The operating weight of the PC78US-6 is approximately 7,600 to 8,000 kg (16,755 to 17,637 lbs), depending on the specific configuration and attachments.
4. Sistema hidráulico:
   • The hydraulic system is designed for high productivity, offering smooth control and strong digging force. The system is equipped with a variable displacement pump, providing a better response time and efficiency.
5. Pluma y brazo:
   • The PC78US-6 comes with a standard boom and arm setup but can be equipped with different attachments to suit specific jobs, such as digging, lifting, or even demolition. The boom’s design provides excellent digging depth and reach.
6. Cabina y confort:
   • The cab is spacious, with good visibility in all directions, and comes equipped with air conditioning, a comfortable seat, and easy-to-use controls. It ensures the operator's comfort even during long working hours.
7. Pistas:
   • This excavator typically features rubber tracks, which reduce ground damage and are ideal for working in urban environments, as well as on delicate surfaces like asphalt or paved roads.
8. Eficiencia de combustible:
   • The PC78US-6 offers good fuel economy, making it cost-effective for daily operations. Komatsu's innovative technology helps optimize engine performance, reducing fuel consumption while still delivering high performance.
9. Archivos adjuntos:
   • As a used excavator, the PC78US-6 may come with a range of attachments such as buckets, hydraulic hammers, and breakers, making it versatile for a wide range of tasks, from digging trenches to breaking concrete.

Performance Specifications:

• Profundidad máxima de excavación: Approx. 4.56 meters (14.96 feet)
• Max Digging Reach: Approx. 7.12 meters (23.36 feet)
• Capacidad del cubo: Typically ranges from 0.25 to 0.35 m³ depending on the configuration.
• Max Digging Force (Arm): Around 37.7 kN
• Max Digging Force (Bucket): Around 50.2 kN

Pros of Buying a Used Komatsu PC78US-6:

• Durabilidad: Komatsu excavators are known for their longevity, so even a used PC78US-6 can provide reliable service if maintained properly.
• Low Operating Cost: Due to its efficient hydraulic system and fuel-saving engine, the cost of running this excavator is generally lower compared to larger machines.
• Compact and Versatile: Great for tight spaces, the PC78US-6 can easily navigate through urban construction sites where space is limited.
• Ease of Operation: The excavator’s intuitive controls and user-friendly cab design make it easy for operators of various skill levels to use.