CATERPILLAR 320B LN CRAWLER EXCAVATOR

Technical Description

The Caterpillar 320B LN is a medium hydraulic excavator designed for high productivity and durability in demanding earthmoving tasks. Powered by a Cat 3116T diesel engine with a displacement of 402.8 cubic inches, it delivers a net power output of 128 hp (95 kW) and a gross power of approximately 139.3 hp (103.9 kW). The excavator operates with a fuel capacity of 76.7 gallons and features a hydraulic pump flow capacity of 97.8 gallons per minute at a system relief valve pressure of 4980 psi, ensuring efficient power delivery to the boom, stick, and bucket functions. The machine’s operating weight is approximately 45,878 lbs, supported on a tracked undercarriage with 19.7-inch shoe width and 6.6 ft track gauge. Its drawbar pull capacity reaches 39,800 lbs with a maximum travel speed of 3.5 mph (5 kph). Dimensionally, the excavator measures 29.2 ft in shipping length, 10.6 ft in height, 8.6 ft in width across tracks, and features a ground clearance of 1.6 ft and a tail swing radius of 9.1 ft, facilitating maneuvering in confined spaces. The 320B LN offers multiple boom and stick configurations to optimize reach and digging capabilities. The maximum cutting heights range from 28 ft to 30.9 ft, maximum digging depths vary between 17.3 ft and 21.9 ft, and maximum reach along ground extends up to 31.8 ft. Maximum vertical wall digging depth ranges from 11.3 ft to 17.9 ft, allowing versatile operation across excavation projects. Overall, the Caterpillar 320B LN combines robust engine performance, flexible boom options, and durable chassis design for effective medium-scale excavation tasks.