Technical Description
The Komatsu PC490LC-10 SLF is a high-performance, super long front hydraulic crawler excavator engineered for demanding excavation and material handling applications. This model features a robust Komatsu SAA6D125E-6-A engine, delivering a net power output of 359 horsepower (268 kW) at 1,900 rpm, ensuring reliable performance and efficient fuel consumption. The PC490LC-10 SLF is equipped with an advanced electronic control system that optimizes air flow, EGR gas flow, fuel injection, and aftertreatment functions, resulting in improved emissions compliance and enhanced diagnostic capabilities. The excavator utilizes a closed center load sensing (CLSS) hydraulic system for precise control, rapid response, and increased fuel efficiency. With a maximum digging depth of 46.2 feet and a maximum reach along the ground of 64.8 feet, the PC490LC-10 SLF offers exceptional working range and versatility for large-scale earthmoving projects. The machine’s operating weight ranges from approximately 104,700 to 109,250 pounds, providing stability and lifting capacity for heavy-duty tasks. The cab is designed to ROPS standards, featuring operator comfort enhancements such as a fully air-suspended seat, low noise and vibration levels, and a large, high-resolution display monitor. The PC490LC-10 SLF also includes multiple working modes (P, E, B, ATT/P, ATT/E) to match engine speed, pump flow, and system pressure to specific job requirements. Additional features include a reinforced counterweight, slip-resistant plates, thermal and fan guards, and a rear-view camera system for improved safety and serviceability.
