HYUNDAI ROBEX 320LC-7 CRAWLER EXCAVATORS

Technical Description

The Hyundai Robex 320LC-7 is a robust crawler excavator engineered for demanding construction and excavation tasks. It features a Cummins C8.3-C turbocharged diesel engine with a displacement of 506 cubic inches, delivering a gross power of 259 hp (193 kW) at 1750 rpm and a maximum torque of 899 lb-ft at 1300 rpm. The machine offers multiple boom and stick configurations, with maximum digging depths ranging from 20.3 ft to 27 ft and maximum cutting heights up to 35.2 ft, providing versatility for various job site requirements. The bucket capacity ranges from 1.2 to 2.8 cubic yards, with a reference capacity of 1.9 cubic yards. The excavator has a shipping length of 35.9 to 36.9 ft and a shipping height of 12 to 12.1 ft, ensuring ease of transport. Its operating weight is approximately 70,988 lbs, with a width to the outside of tracks at 10.8 ft and a ground clearance of 1.7 ft. The undercarriage is designed for stability and durability, featuring a track gauge of 8.8 ft, 48 shoes per side, and a ground pressure of 8.9 psi. The hydraulic system delivers a pump flow capacity of 137.4 gpm and a relief valve pressure of 4690 psi, supporting efficient and powerful operation. The swing mechanism provides a speed of 9.1 rpm, while the maximum travel speed is 3.4 mph. The machine is equipped with a 24-volt electrical system, a 126.9-gallon fuel tank, and comprehensive fluid capacities for engine, hydraulic, and cooling systems, ensuring reliable performance and extended operational cycles.