KOMATSU PC1100-6 CRAWLER EXCAVATOR

Technical Description

The Komatsu PC1100-6 is a heavy-duty hydraulic excavator designed for large-scale earthmoving and mining operations, delivering high productivity with robust construction and advanced hydraulics. Powered by a turbocharged, aftercooled 6-cylinder engine generating 611 hp (456 kW) at 1800 rpm, it combines power and fuel efficiency suited for demanding jobs. The excavator features three boom and stick configurations, with maximum digging depths ranging from 30.7 ft to 38.1 ft and maximum reach along the ground from 49.3 ft to 56.3 ft, providing versatility for various excavation tasks. The maximum cutting height varies from 44 ft up to 45.7 ft depending on the boom option. The machine’s operating weight is approximately 226,600 lbs, complemented by a reference bucket capacity of 6.6 cubic yards, allowing significant material handling per pass. The undercarriage consists of 48 wide 27.6-inch shoes per side with a track gauge of 12.8 ft, supporting a ground pressure of 19 psi, which balances traction and ground preservation. The hydraulic system features a pump flow of 419.6 gpm and a relief valve pressure of 4978 psi, facilitating efficient and powerful boom, stick, and bucket movements. In terms of dimensions, the excavator has a ground clearance of 3.3 ft, a cab height of 12.7 ft, and a track length on the ground of 16.4 ft. The tail swing radius is 16 ft, providing stability and maneuverability on site. Its hydraulic loading shovel variant offers a maximum digging depth of 12 ft and max dig reach of 37.5 ft with an operating weight of 238,100 lbs, optimized for loading applications. Overall, the Komatsu PC1100-6 is a highly capable excavator engineered for high production and durability in challenging environments.