DX350LC excavator has a 281-horsepower Tier 4-Interim engine using cooled EGR, DOC and DPF.
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.
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Extending an industry trend that targets lower-hour users with less expensive, base machines that stay under 75 horsepower to avoid DEF aftertreatment, Caterpillar has introduced the 313F L GC hydraulic excavator, a companion unit to the higher-spec'd 312E L.
The Cat 336F L XE Hybrid hydraulic excavator captures and reuses energy, delivering an estimated fuel savings of up to 20 percent compared with its standard 336 counterpart.