CATERPILLAR 320E CRAWLER EXCAVATOR

Technical Description

The Caterpillar 320E is a mid-size hydraulic excavator engineered for versatile earthmoving and material handling applications. Powered by a Cat C6.6 ACERT diesel engine, this machine delivers 153 net horsepower (114 kW) with 164 gross horsepower, providing robust performance across demanding job sites. The engine features a 6.6-liter displacement with a bore of 105 mm and stroke of 127 mm, offering excellent fuel efficiency and EPA Tier 4 Interim compliance. Operating at a maximum weight of 54,450 pounds, the 320E provides optimal balance between power and transportability. With a maximum travel speed of 3.5 mph and drawbar pull of 205 kN, this excavator excels in confined spaces and challenging terrain. The machine features a maximum digging depth of 22.1 feet and maximum reach along ground level of 30.8 feet, making it ideal for foundation work, utility trenching, and general excavation tasks. The 320E is equipped with heavy-duty hydraulic systems delivering maximum pressure of 5,076 psi and pilot system flow of 6.4 gallons per minute. Bucket digging force reaches 150.4 kN (ISO) with stick digging force of 106.7 kN (ISO), enabling efficient material breakout and loading. The machine's long undercarriage consists of 49 track shoes and 8 track rollers per side, ensuring superior stability and reduced ground pressure. Available with boom options ranging from 5.7 to 8.85 meters and stick configurations from 2.9 to 6.28 meters, the 320E adapts to numerous applications. The hydraulic tank capacity of 37.8 gallons supports extended operation, while the cab features FOGS/ROPS configuration for operator safety and comfort in demanding working environments.