LINK-BELT EXCAVATORS 290 X2 LF CRAWLER EXCAVATOR

Technical Description

The Link-Belt 290 X2 LF excavator is a heavy-duty hydraulic excavator engineered for maximum reach and digging capability. It features a high-performance Isuzu AH-6HK1XYSS 6-cylinder inline turbocharged engine delivering 207 hp (154 kW) at 1800 rpm, paired with an air-to-air intercooler and electronic fuel control for efficient power and reduced emissions. The engine’s displacement is 7.8 liters (476 cu in), providing robust torque rated at approximately 627 lb-ft, enabling superior digging power and load handling. The excavator has an operating weight of 65,700 lbs, ensuring stability for demanding excavation tasks. The 290 X2 LF is equipped with a long front boom and stick, offering a maximum digging depth of 46.3 feet and a maximum reach along the ground of 60.6 feet, ideal for deep and extended reach excavation projects. The undercarriage includes 50 shoes per side and a track width of 700 mm (27.5 in), contributing to balanced ground pressure around 6.24 psi for optimal traction and minimal ground disturbance. It has a maximum travel speed of 3.5 mph. Hydraulically, this model supports advanced boom lifting and arm operations with regenerative circuits that enhance cycle times and efficiency in digging, lifting, and swinging functions. The machine is designed for durability with sealed rollers and idlers and features a spacious, quiet cab optimized for operator comfort. With maintenance intervals of 5,000 hours for hydraulic oil changes and 2,000 hours for filter replacements, the 290 X2 LF is engineered for low operating costs and long service life in heavy construction environments.