SUMITOMO SH120-2 CRAWLER EXCAVATOR

Technical Description

The Sumitomo SH120-2 is a robust hydraulic crawler excavator engineered for demanding construction and excavation tasks. This model features a turbocharged Isuzu A-4BG1T engine with a displacement of 264 cubic inches, delivering a net power output of 87.2 horsepower (65 kW) at 2,200 rpm and a maximum torque of 216.9 lb-ft at 1,600 rpm. The hydraulic system operates with a pump flow capacity of 64 gallons per minute and a fluid capacity of 31.8 gallons, ensuring efficient and responsive performance. The excavator’s operating weight is 27,513.7 pounds, with a reference bucket capacity of 0.7 cubic yards, and it can accommodate buckets ranging from 0.4 to 0.9 cubic yards. The machine offers three boom/stick configurations, with maximum cutting heights ranging from 29 to 30.9 feet, digging depths from 16.9 to 19.9 feet, and loading heights from 21.1 to 23.1 feet. The undercarriage is designed for stability and durability, with a ground pressure of 5.9 psi, a track gauge of 6.6 feet, and a maximum travel speed of 3.5 mph (5 kph). The swing mechanism provides a swing speed of 13.4 rpm, and the machine’s dimensions include a height to the top of the cab of 8.9 feet and a width to the outside of the tracks of 8.2 feet. The SH120-2 is equipped with a 24-volt electrical system, a 25-amp alternator, and a fuel capacity of 63.5 gallons, making it suitable for extended operations in various environments.