HYUNDAI ROBEX 500LC-7A CRAWLER EXCAVATOR

Technical Description

The Hyundai ROBEX 500LC-7A excavator is a heavy-duty hydraulic crawler excavator designed for demanding excavation tasks. It features a turbocharged QSM11 engine with 357 horsepower (gross) and 320 horsepower (net), delivering maximum torque of 1234 lbs-ft at 1400 rpm to ensure robust power and efficiency. The machine’s operating weight is approximately 107,580 lbs, with ground pressure at a low 12 psi and a max travel speed of 3.3 mph, supported by a reinforced undercarriage with 53 shoes per side and 9 track rollers per side. The boom and stick options vary, providing maximum digging depths between 20.2 ft and 28.7 ft, and max cutting heights from 33.8 ft to 38 ft, allowing flexible operation for a variety of digging and loading applications. Its maximum bucket capacity ranges from 1.9 to 4.8 cubic yards, with a reference bucket capacity of 2.9 cubic yards for typical tasks. The excavator's dimensions include a width of 11.7 ft to the outside of tracks, a track gauge of 9.7 ft, ground clearance of 2.6 ft, and a cab height of 11.2 ft, supporting stable operation and operator comfort. The hydraulic system features a flow capacity of 190.3 gallons per minute, a relief valve pressure of 4690 psi, and fluid capacity of 100.4 gallons to maintain powerful and precise hydraulic performance. Equipped with advanced control systems such as Computer Aided Power Optimization and multiple work modes, it optimizes fuel efficiency and operational productivity. Transport dimensions vary slightly depending on boom/stick configurations, with lengths about 39 to 40.2 ft and heights from 12.8 to 14.9 ft.