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 has a peak torque of 373 lbf•ft (506 N•m) at 1,400 rpm and features six cylinders with a displacement of 409 in³ (6.7 L).
Track Drive:
The maximum travel speed is 3.3 mph (5.3 km/h) with a gradeability of 70% and a drawbar pull of 43,852 lbf (195 kN).
Undercarriage:
The undercarriage includes 31.5 in. (800 mm) shoe width, 51 shoes per side, 9 bottom rollers per side, and 2 upper rollers per side.
Hydraulic System:
The main pumps provide a total flow of 121.5 gal/min (460 L/min) with a relief pressure of 4,612 psi (31.8 MPa) and a boost pressure of 4,975 psi (34.3 MPa).
Swing System:
The swing speed is 10.5 rpm.
Working Ranges:
The maximum digging depth is 23’ (7,015 mm), with a reach at ground level of 33’7” (10,230 mm) and a maximum dig height of 31’11” (9,720 mm). The dump height is 22’5” (6,840 mm).
Bucket Performance:
The standard bucket has a heaped capacity of 1.6 yd³ (1.2 m³), with options ranging from 1.3 yd³ (1 m³) to 1.7 yd³ (1.3 m³). The bucket breakout force is 35,969 lbf (160 kN).
Service Capacities:
The fuel tank capacity is 119 gal (450 L), engine oil is 6.6 gal (25 L), cooling system is 7.9 gal (30 L), hydraulic reservoir is 61 gal (230 L), and the total hydraulic system capacity is 87.2 gal (330 L).
Lift Capacities:
The lift capacities are compliant with ISO 10567 standards, ensuring they do not exceed 87% of hydraulic lifting capacity or 75% tipping load. The ratings are provided at the bucket lift hook, with specific load limits indicated by hydraulic capacity constraints.