KOMATSU PC228US-3 CRAWLER EXCAVATOR

Technical Description

The Komatsu PC228US-3 is a high-performance hydraulic excavator engineered for demanding construction and excavation tasks. It features a robust SAA6D102E engine, turbocharged with an aftercooler, delivering 143 horsepower (107 kW) at 1950 rpm, ensuring reliable power and efficiency. With a reference bucket capacity of 1 cubic yard and an operating weight of 48,356 lbs, this excavator offers excellent digging and lifting capabilities. The machine boasts a maximum cutting height of 35.2 ft, a maximum digging depth of 21.8 ft, and a maximum reach along the ground of 31.9 ft, providing versatile performance across various job sites. The hydraulic system is designed for high productivity, with a pump flow capacity of 113.1 gpm and a relief valve pressure of 5511.5 psi, while the swing mechanism operates at 11 rpm for smooth rotation. The undercarriage is built for durability, featuring 7 track rollers and 2 carrier rollers per side, a 23.7-inch shoe size, and a track gauge of 7.3 ft, resulting in a ground pressure of 7.4 psi and a maximum travel speed of 3.5 mph. The excavator has a ground clearance of 1.5 ft, a height to the top of the cab of 9.9 ft, and a width to the outside of tracks of 9.2 ft, making it suitable for a wide range of working environments. Fluid capacities include 6 gallons for the cooling system, 6.4 gallons for engine oil, 84.6 gallons for fuel, 33.3 gallons for the hydraulic system, and 1.8 gallons for the swing drive. The PC228US-3 is equipped with a tail swing radius of 5.6 ft and a removal counterweight clearance of 3.5 ft, enhancing maneuverability and ease of transport.