LIEBHERR A924 LITRONIC CRAWLER EXCAVATORS

Technical Description

The Liebherr A924 Litronic is a high-performance wheeled excavator engineered for demanding earthmoving, trenching, and pipeline construction tasks. Featuring a robust Liebherr D934 4-cylinder in-line diesel engine, the machine delivers 188 hp (140 kW) at 1700 rpm, ensuring reliable power and efficiency. The water-cooled engine, equipped with Liebherr-SCR technology, meets stringent emission standards while minimizing fuel consumption and environmental impact. The hydraulic system is powered by two Liebherr axial piston variable displacement pumps, providing a flow capacity of 61 gpm and a relief valve pressure of 5076 psi, enabling precise control and exceptional digging force. With a maximum breakout force of 32,400 lbs, the A924 Litronic excels in heavy-duty applications. The excavator offers multiple boom and stick configurations, with maximum digging depths ranging from 18.8 ft to 21.4 ft, maximum dumping heights up to 33 ft, and maximum reach along the ground up to 33 ft. The bucket capacity varies from 0.8 to 2.2 cu yd, accommodating a wide range of excavation needs. The machine has an operating weight of 58,400 lbs and a shipping height of 10.4 ft, with an overall width of 99 in and a wheelbase of 9 ft. The swing mechanism delivers a swing speed of 9.5 rpm and a swing torque of 56,055 lbs ft, ensuring smooth and powerful rotation. The transmission allows for a maximum travel speed of 15.5 mph (24 kph), making the A924 Litronic highly maneuverable on job sites. The electrical system includes a three-phase alternator (28 V/140 A), two 135 Ah/12 V batteries, and a 24 V system, supporting reliable operation and auxiliary functions.