SUMITOMO SH330-3 CRAWLER EXCAVATORS

Technical Description

The Sumitomo SH330-3 is a robust mid-size hydraulic excavator designed for heavy-duty construction and excavation tasks, featuring a powerful Isuzu AA-6HK1X engine with net output of 250 hp (186 kW) at 2000 rpm and a displacement of 475.4 cu in. Its operating weight is approximately 72,753 lbs (33,000 kg), providing a stable platform for demanding operations. The machine’s maximum digging depth is 24.1 ft, with a max cutting height of 34.1 ft, maximum reach along the ground of 36.7 ft, and maximum vertical wall digging depth of 20.9 ft, delivering excellent versatility for a variety of jobsite applications. The excavator’s boom length measures 6.45 m, with an arm length of 3.25 m, and it supports a reference bucket capacity of 1.9 cubic yards for efficient material handling. It has a shipping height and width of 10.8 ft and 10.5 ft, respectively, and a track gauge of 8.6 ft. Ground clearance is 1.6 ft, with a tail swing radius of 11.4 ft for improved maneuverability. The SH330-3 features a hydraulic system with a relief valve pressure of 4975 psi and a fluid capacity of 92.5 gallons, supported by two variable displacement axial piston pumps. Its swing speed is 9.6 rpm, and the undercarriage uses 23.7-inch track shoes providing a ground pressure of 9.8 psi, enabling stable travel at speeds up to 3.5 mph (5 kph). The machine’s length on track ground is 12.3 ft, balancing reach and compactness for efficient on-site performance.