KOMATSU H135S CRAWLER EXCAVATOR

Technical Description

The Komatsu H135S is a heavy-duty hydraulic excavator engineered for large-scale construction and mining operations, offering exceptional power and reach capabilities. Powered by a turbocharged VTA28-C-800 engine, it delivers 728 horsepower (543 kW) at 1800 rpm through a robust 12-cylinder configuration. The excavator has an operating weight of approximately 308,647 pounds, ensuring high stability and ground pressure of 29.3 psi for demanding tasks. It features a versatile boom and stick system with four configuration options, allowing maximum cutting heights from 48.3 feet to 60.1 feet and maximum digging depths ranging from 27 feet to 48 feet, with the longest reach along the ground extending up to 68.3 feet. The bucket capacity ranges from 4 to 12.5 cubic yards, suited for large volume material handling. Dimensions include a ground clearance of 2.6 feet, a top cab height of 20.5 feet, a track length on the ground of 16.1 feet, and a track width of 16.8 feet, which provides excellent maneuverability and stability. The swing mechanism operates at a speed of 6.2 rpm, complementing precise load handling. Hydraulic pumps deliver a flow capacity of 435.9 gallons per minute and operate at relief pressures up to 4495 psi, supported by a hydraulic system fluid capacity of 425.4 gallons. Fuel capacity is substantial at 475.6 gallons, allowing extended operation time. The maximum travel speed of the excavator is 1.5 mph with track shoe widths of 23.7 inches, optimizing balance between traction and ground disturbance. This machine is tailored for high-reach and heavy excavation projects demanding precision and power in challenging environments.