Technical Description
The Hitachi ZW220 is a robust medium to large wheel loader engineered for high productivity and reliability on demanding job sites. Powered by a 220 hp (164 kW) AH-6HK1X engine with turbocharger and intercooler, it delivers strong performance at 2,000 rpm, supported by a 6-cylinder configuration and 475.4 cu in displacement. The loader features a heaped bucket capacity of 4.1 cu yds (3 m³) and a struck capacity of 3.5 cu yds (2 m³), with a bucket width of 9.6 ft (3 m). Its breakout force reaches 37,992.8 lbs (17,233 kg), ensuring efficient material handling. The ZW220 has an operating weight of 38,029.8 lbs (17,250 kg) and a static tipping weight of 30,864.8 lbs (14,000 kg), providing stability during heavy-duty operations. Key dimensions include a length with bucket on ground of 27.4 ft (8 m), a height to top of cab of 11.1 ft (3 m), a hinge pin max height of 13.5 ft (4 m), and a wheelbase of 10.9 ft (3 m). The hydraulic system utilizes a variable displacement axial plunger pump, with a dump time of 1.4 sec, lower time of 3.5 sec, and raise time of 5.6 sec. The transmission is a torque converter, countershaft type powershift with computer-controlled automatic and manual shift options, offering 4 forward and 4 reverse gears, and a maximum speed of 21.5 mph (34 kph) in both directions. The loader is equipped with a 75.3 gal (284 l) fuel tank, 30.2 gal (114 l) hydraulic fluid capacity, and 50 A alternator, ensuring extended operation and reliable power.
