Engine Specifications The
excavator is powered by a Cummins QSB6.7 engine, compliant with Tier 3 / Stage IIIA emission regulations. It delivers a gross power of 190.4 hp (142 kW) and a net power of 173 hp (129 kW) at 2,200 rpm. The engine features a peak torque of 507 lbf·ft (687 N·m) at 1,400 rpm, with a displacement of 409 in³ (6.7 L) and six cylinders.
Track Drive
The maximum travel speed is 3.3 mph (5.3 km/h), and the drawbar pull is 43,852 lbf (195 kN).
Undercarriage
The undercarriage includes a shoe width of 31.5 inches (800 mm), with 51 shoes per side, 2 upper rollers per side, and 9 bottom rollers per side.
Hydraulic System
The main pumps provide a total flow of 121.5 gal/min (460 L/min), with a main relief pressure of 4,612 psi (31.8 MPa) and a boost relief pressure of 4,975 psi (34.3 MPa).
Swing System
The swing speed is 10.5 rpm.
Reference Arm
The arm length is 21 feet (6,400 mm), with a maximum arm breakout force of 13,938 lbf (62 kN) according to ISO standards.
Working Ranges
The maximum digging depth is 38 feet 11 inches (11,850 mm), with a reach at ground level of 51 feet 1 inch (15,560 mm). The maximum digging height is 44 feet 4 inches (13,500 mm), and the dump height is 36 feet 7 inches (11,160 mm).
Bucket Performance
The standard bucket has a heaped capacity of 0.65 yd³ (0.5 m³), with a maximum bucket breakout force of 20,008 lbf (89 kN) according to ISO standards.
Service Capacities
The fuel tank capacity is 119 gallons (450 L), engine oil capacity is 6.6 gallons (25 L), cooling system capacity is 7.9 gallons (30 L), hydraulic reservoir capacity is 60.8 gallons (230 L), and the total hydraulic system capacity is 87 gallons (330 L).
Additional Information
The specifications and designs are subject to change without notice, and machines may include optional equipment. For more information, contact Liugong Construction Machinery N.A., LLC at their Katy, Texas office.