KOMATSU PC1100LC-6 CRAWLER EXCAVATOR

Technical Description

The Komatsu PC1100LC-6 is a heavy-duty hydraulic excavator designed for high-performance earthmoving and excavation tasks. It offers three optional boom and stick configurations, each providing varying maximum cutting heights from 44 to 45.7 feet, maximum digging depths from 30.7 to 38.1 feet, and maximum reach along the ground extending from 49.3 to 56.3 feet. Loading heights range between 28.5 and 31 feet, and vertical wall digging depths from 25 to 31.2 feet, enabling versatile operation tailored to different site requirements. The machine's shipping dimensions range in height from 19.9 to 23 feet, and its shipping length is approximately 52 to 52.7 feet. Equipped with a powerful Komatsu SAA6D170E turbocharged and aftercooled engine, it delivers a net power output of 611.6 hp (456 kW) at 1800 rpm. The engine’s displacement is 1412.7 cubic inches, supporting a fuel capacity of 359.3 gallons. The hydraulic system operates at a pump flow of 419.6 gallons per minute and utilizes 177 gallons of hydraulic fluid at a relief valve pressure of 4550 psi, enabling strong digging and lifting performance. The excavator’s operating weight is approximately 244,713 pounds, with ground clearance of 3.3 feet and a track gauge width of 12.8 feet. It features a maximum bucket capacity of 6.6 cubic yards and a minimum of 4.5 cubic yards. The undercarriage maintains a ground pressure of 12.2 psi and allows a travel speed up to 2 mph. Its swing mechanism permits a speed of 5.8 rpm with a tail swing radius of 16 feet, making it suitable for large-scale commercial and industrial excavation projects requiring substantial reach, power, and stability.