HYUNDAI ROBEX 300LC-9A CRAWLER EXCAVATOR

The Hyundai ROBEX 300LC-9A is a heavy-duty hydraulic excavator designed for versatile excavation tasks, featuring multiple boom and stick configurations to optimize reach and digging depth. It offers up to five boom/stick options, with maximum cutting heights ranging from 33.1 ft to 47.6 ft and maximum digging depths from 21.2 ft to an impressive 48.7 ft, suitable for deep and high-reach excavation requirements. The machine’s maximum loading height varies between 22.8 ft and 40 ft, while max reach along the ground spans from 32.3 ft to 60.4 ft. The excavator’s vertical wall digging depth reaches up to 39.5 ft, enhancing its capability for trenching and wall-cutting tasks. The unit’s dimensions include a ground clearance of 1.7 ft, a cab height of 9.9 ft, and a track length on the ground of 16.3 ft. It has a width of 10.5 ft to the outside of tracks and a tail swing radius of 10.5 ft, allowing it to operate efficiently in confined spaces. Shipping height and length vary depending on boom/stick configuration, from about 11.4 to 11.8 ft in height and 34.7 to 47.8 ft in length. Powering the ROBEX 300LC-9A is a Cummins QSB6.7 turbocharged diesel engine with a displacement of 408 cubic inches, providing 225 hp (168 kW) at 1900 rpm and peak torque of 700 lb-ft at 1400 rpm. The engine supports a comprehensive hydraulic system with a pump flow capacity of 70.3 gpm and a hydraulic fluid capacity of 87.2 gallons, ensuring strong digging force and smooth operation. The machine runs on a 24-volt electrical system supported by a 95 amp alternator, with fuel capacity of 132.1 gallons and engine oil capacity of 6.4 gallons. The undercarriage features 48 shoes per side, 9 track rollers, 2 carrier rollers, and a track gauge of 8.6 ft, enabling a maximum travel speed of 3.4 mph and drawbar pull of 60,200 lbs. Ground pressure is relatively low at 8.2 psi, enhancing mobility on soft terrain. The swing mechanism delivers an 11 rpm swing speed with a fluid capacity of 1.6 gallons for the swing drive. Overall operating weight is approximately 65,697 lbs, balancing stability and maneuverability on diverse job sites.