HYUNDAI ROBEX 140W-7 CRAWLER EXCAVATORS

Technical Description

The Hyundai Robex 140W-7 is a versatile wheel excavator engineered for high performance and efficiency in demanding construction environments. Equipped with a turbocharged B3.9C diesel engine, this model delivers 115 hp (86 kW) gross power and 105 hp (78 kW) net power at 2,100 rpm, with a peak torque of 345 lb-ft at 1,500 rpm. The four-cylinder, water-cooled engine is paired with a 4-wheel hydrostatic drive transmission, providing two forward and two reverse gears, and a maximum travel speed of 18.7 mph (29 kph). The hydraulic system features two variable displacement piston pumps, offering a flow capacity of 68.7 gpm and a relief valve pressure of 4,690 psi, ensuring robust digging and lifting capabilities. The excavator’s operating weight is 29,760 lbs, with a fuel capacity of 71.4 gallons and a hydraulic system fluid capacity of 55.5 gallons. The machine is available with multiple boom/stick configurations, with maximum cutting heights ranging from 27.7 ft to 29.9 ft, digging depths from 15.2 ft to 18.8 ft, and maximum reach along the ground from 24.8 ft to 28.2 ft. The bucket capacity ranges from a minimum of 0.4 cu yd to a maximum of 1 cu yd. The cab offers a height of 10.4 ft, a ground clearance of 1.5 ft, and an overall width of 8.3 in, expanding to 12 ft with outriggers down. The swing speed is 14.5 rpm, and the tail swing radius is 7.5 ft. The Robex 140W-7 is designed for reliability, operator comfort, and adaptability across a wide range of excavation tasks.