KOMATSU PC800LC-8 LONG BOOM CRAWLER EXCAVATORS

Technical Description

The Komatsu PC800LC-8 is a heavy-duty hydraulic crawler excavator engineered for demanding quarry, mining, and material handling applications. Powered by a Komatsu SAA6D140E-5 turbocharged diesel engine, this machine delivers 487 net horsepower at 1,800 rpm, providing exceptional digging force and productivity. With an operating weight of approximately 185,120 pounds and a maximum bucket capacity ranging from 2.23 to 5.93 cubic yards, the PC800LC-8 combines power with versatility for various excavation tasks. The long boom configuration offers an impressive digging reach of 56.7 feet and maximum digging depth of 39.9 feet, making it ideal for deep excavation work and material extraction. The machine features a variable capacity piston pump system delivering 2 × 494 liters per minute maximum flow, with independent circuits for boom, arm, bucket, swing, and travel functions. Hydraulic pressure reaches 4,400-4,550 psi for enhanced operational performance. Advanced operator-focused features include a Safe SpaceCab with tubular rollover protection and sound isolation comparable to a family car, along with a large TFT monitor for ergonomic control. The PC800LC-8 incorporates dual selectable working modes—Power Mode for maximum production and Economy Mode for fuel efficiency—plus Heavy Lift Mode capability for specialized lifting operations. Environmental compliance includes Tier 3 Final emissions certification with 40% NOx reduction. A maximum drawbar pull of 57,000 kilograms enables exceptional gradeability and traction, while the hydraulic swing system achieves 6.8 rpm with 209,461 foot-pounds of swing torque.