2019 - 2021 HYUNDAI HL780-7A WHEEL LOADER

Technical Description

The Hyundai HL780-7A is a robust wheel loader designed for heavy-duty earthmoving tasks, featuring a 6-cylinder, turbocharged Cummins QSM11 engine delivering 335 hp gross (320 hp net) at 2000 rpm with maximum torque of 1235 lb-ft at 1400 rpm. It has a powershift transmission with 4 forward and 3 reverse gears, achieving top speeds of 21.4 mph forward and 14.8 mph reverse. The loader's operating weight is approximately 64,600 lbs (29,300 kg). It has a high lift bucket with a heaped capacity of 6.7 cubic yards (5 m³), a struck capacity of 5.7 cubic yards (4 m³), and an 11.4 ft (3 m) bucket width. Key dimensions include a 31 ft (9 m) length with bucket down, 12.5 ft (4 m) height to the cab top, 12.2 ft (4 m) wheelbase, and a 10.6 ft (3 m) width over tires. Dump clearance at max raise is 10.9 ft (3 m), and reach at max lift and dump is 4.5 ft (1 m). The rear axle oscillates 26 degrees for enhanced terrain adaptability. Hydraulic system features a vane pump with 127.4 gal/min (481 l/min) flow capacity, providing dump times of 1.4 seconds, raise times of 6.4 seconds, and lower times of 3 seconds. Fluid capacities include 124.2 gal fuel, 95.2 gal hydraulic fluid, and 17.2 gal cooling system fluid. The loader uses a 24V electrical system with a 70 A alternator and 29.5-25 tires. This combination of power, lift capacity, and advanced hydraulics makes the HL780-7A suitable for demanding material handling applications in construction and mining environments.