CATERPILLAR 322B CRAWLER EXCAVATOR

Technical Description

The Caterpillar 322B is a robust hydraulic excavator engineered for demanding construction and excavation tasks. Available in multiple boom/stick configurations, it offers a maximum cutting height up to 31.8 ft, a maximum digging depth of 22.1 ft, and a maximum reach along the ground of 32.9 ft, providing exceptional versatility for a wide range of digging and loading applications. The excavator is equipped with a Cat 3116TA engine, turbocharged and aftercooled, delivering 153 hp (114 kW) at 1950 rpm, ensuring reliable power and efficiency. The hydraulic system features a relief valve pressure of 4980 psi and a pump flow capacity of 108.4 gpm, enabling strong breakout forces and rapid cycle times. With a standard operating weight of 50,177.3 lbs and a maximum bucket capacity of 2 cu yd, the 322B excels in heavy-duty material handling. The undercarriage is designed for durability, with a drawbar pull of 43,613 lbs, a maximum travel speed of 3.5 mph, and a track gauge of 7.9 ft. The machine’s dimensions include a shipping length up to 32.9 ft and a shipping height up to 11.4 ft, facilitating transport. Additional features include a 24-volt electrical system, a 55-amp alternator, and a hydraulic cross-sensing system for improved responsiveness and operator comfort. The 322B is built for productivity, reliability, and long service life in challenging environments.