HITACHI ZX520LCR-3 CRAWLER EXCAVATOR

Technical Description

The Hitachi ZX520LCR-3 is a large hydraulic crawler excavator designed for heavy-duty construction and excavation tasks. With an operating weight of 115,742.7 lbs (52,500 kg), this model delivers robust performance and stability on demanding job sites. It is powered by a turbocharged AH-6WG1XYSA-01 engine with a displacement of 957 cu in, producing a net power output of 349 hp (260 kW) at 1800 rpm and a maximum torque of 1165.4 lb-ft at 1500 rpm, meeting Tier 3 and Stage IIIA emission standards. The ZX520LCR-3 features a reference bucket capacity of 2.5 cu yd, supporting efficient material handling. Its dimensions include a length of track on ground of 14 ft, a width to outside of tracks of 11.6 ft, a height to top of cab of 11.6 ft, and a tail swing radius of 12 ft. Ground clearance is 2.7 ft, and the removal counterweight clearance is 4.8 ft. The undercarriage is equipped with 8 track rollers and 3 carrier rollers per side, 49 shoes per side, and a shoe size of 23.7 in, providing a ground pressure of 13.5 psi and a maximum travel speed of 2.5 mph (3 kph). The swing mechanism offers a swing speed of 9 rpm. The hydraulic system has a relief valve pressure of 4974.8 psi, a pump flow capacity of 190.3 gpm, and a fluid capacity of 148 gal. The cooling system holds 14.6 gal, engine oil capacity is 15.1 gal, and fuel capacity is 191.6 gal. The ZX520LCR-3 is available with multiple boom and stick configurations, offering a range of maximum cutting heights, digging depths, loading heights, and reach capabilities to suit various excavation requirements.