HYUNDAI ROBEX 290LC-7 CRAWLER EXCAVATOR

Technical Description

The Hyundai ROBEX 290LC-7 is a heavy-duty hydraulic excavator designed for versatile and high-performance excavation tasks. It features a Cummins QSB5.9 turbocharged engine that delivers 213 hp (159 kW) of gross power and 685 lb-ft of torque at rated speeds of 1900 rpm and 1500 rpm, respectively. The machine operates on a robust hydraulic system with a flow capacity of 137.4 gpm and relief valve pressure rated at 4690 psi, ensuring efficient power transmission and precise control. The excavator offers four boom and stick configuration options, providing maximum digging depths ranging from 21.2 ft to 26.6 ft, max cutting heights between 33.1 ft and 34 ft, and maximum reach along ground from 32.3 ft to 36.9 ft, allowing it to efficiently handle various site conditions. Its bucket capacity ranges from 1.1 to 2.5 cubic yards, with a reference bucket capacity of 1.7 cubic yards, supporting a broad range of material handling applications. The undercarriage features 23.7-inch shoes with a track gauge of 8.6 ft, providing stability with a ground pressure of 8 psi and a drawbar pull of 61,373 lbs. The excavator's operating weight, ground clearance of 1.7 ft, and tail swing radius of 10.5 ft enhance maneuverability on job sites. The cab height is 9.9 ft, with compact shipping dimensions of approximately 11.4 to 11.8 ft in height and around 35 ft in length, facilitating transport. Additional features include a 24-volt operating system, 126.9-gallon fuel capacity, and a max travel speed of 3.3 mph, making the R290LC-7 a powerful, efficient, and reliable machine for heavy construction and excavation operations.