DX350LC excavator has a 281-horsepower Tier 4-Interim engine using cooled EGR, DOC and DPF. Cooling system has been upgraded to include two variable-speed hydraulic fans and provides, on average, 10 to 15 percent more cooling capacity, according to Doosan. Swing torque has been increased by 8 to 11 percent. Digging force has increased approximately 5 percent. Lifting capacity increased by approximately 2 percent, and boom-up speed improved by approximately 6 percent.
See our Field Test below.