HYUNDAI ROBEX 320NLC-7A CRAWLER EXCAVATOR

Technical Description

The Hyundai ROBEX 320NLC-7A is a mid-size tracked excavator engineered for demanding construction and excavation applications. Powered by a Cummins QSC turbocharged diesel engine, this machine delivers 237 net horsepower and 258 gross horsepower at 1,750 rpm, generating 830 pounds-feet of torque. The excavator operates at a maximum hydraulic system pressure of 5,120 psi with a pump flow capacity of 137.4 gallons per minute, ensuring powerful and precise hydraulic performance across multiple working modes. Weighing 70,548 pounds, the ROBEX 320NLC-7A features robust dimensions with a track width of 9.9 feet, overall length of 36.9 feet, and cab height of 10.2 feet. The machine accommodates five interchangeable boom and stick configurations, providing operational flexibility ranging from maximum digging depths of 20.9 feet to 27 feet depending on the selected attachment setup. The reference bucket capacity of 1.9 cubic yards, with options between 1.2 and 2.8 cubic yards, addresses varied material handling requirements. The undercarriage utilizes 48 track shoes per side with a ground pressure of 8.7 psi, enabling operation on soft terrain without excessive surface compaction. With a maximum travel speed of 3.3 mph and drawbar pull of 62,830 pounds, the excavator combines mobility with substantial digging force. The all-weather ROPS cabin incorporates advanced operator controls, comprehensive monitoring systems, and heating/defrosting provisions for year-round productivity. Fuel capacity of 126.9 gallons supports extended operational periods, while the 24-volt electrical system powers auxiliary functions and engine starting mechanisms efficiently.