SUMITOMO SH450HD-3 CRAWLER EXCAVATOR

Technical Description

The Sumitomo SH450HD-3 is a heavy-duty hydraulic excavator designed for high productivity and durability in demanding construction and mining applications. It delivers a powerful net engine output of 315.7 hp (235 kW) from its AA-6SD1X 6-cylinder engine with a displacement of 600.5 cubic inches, operating at 1950 rpm. The excavator has an operating weight of approximately 99,208 lbs, providing stable digging and lifting capacity. Its boom and stick configuration offers a maximum cutting height of 36.6 ft, a maximum digging depth of 25.4 ft, and a maximum unloading height of 25.4 ft, with a reach along the ground of 39.4 ft, and a vertical wall digging depth of 21.6 ft. The reference bucket capacity is 2.4 cubic yards, optimized for handling large volumes of material efficiently. The undercarriage dimensions include a track gauge of 9.1 ft, shoe size of 23.7 inches, ground clearance of 1.8 ft, and a tail swing radius of 11.9 ft, providing good maneuverability and stability. The unit's maximum travel speed is 3.3 mph, with a ground pressure of 12.1 psi, suitable for rough site conditions. Hydraulic system capacity is 118.9 gallons, with a relief valve pressure set at 4554.2 psi, ensuring powerful and responsive hydraulics. The cab height is 11.9 ft, with overall shipping dimensions of 39.2 ft in length and 11 ft width, facilitating transport and on-site operation. The swing mechanism features a swing speed of 9 rpm to support efficient rotation during operation.