TATA HITACHI ZAXIS850 CRAWLER EXCAVATOR

Technical Description

The Tata Hitachi ZAXIS850 hydraulic excavator is a heavy-duty machine engineered for optimal digging, loading, and material handling performance. It features a powerful turbocharged AH-6WG1XYSA-03 engine with a displacement of 957 cu in delivering 532.4 hp (397 kW) and peak torque of 1659.6 lbs-ft, supporting robust and efficient operation. The excavator has an operating weight of approximately 177,472 lbs and a fuel capacity of 295.9 gallons, ensuring extended operational periods without frequent refueling. Hydraulic system capacity is 208.7 gallons, with a pump flow of 279 gallons per minute and a relief valve rated at 4974.8 psi, facilitating precise and powerful hydraulic movements. The machine offers three boom and stick options varying in reach and digging capabilities: the first option provides a max cutting height of 39.5 ft and digging depth of 23.5 ft; the second option increases reach to 45.4 ft and digging depth to 29.2 ft; while the third option extends the cutting height to 45.4 ft and digging depth to 31.4 ft, accommodating diverse job requirements. The bucket capacity ranges from 3.8 to 5.9 cubic yards, with a reference capacity of 4.6 cubic yards. Dimensionally, the ZAXIS850 has a ground clearance of 3 ft, a cab height of 12 ft, track length on ground of 15.1 ft, width across tracks of 13.5 ft, and a tail swing radius of 15.1 ft for maneuverability. It travels at speeds up to 2.6 mph and exerts a ground pressure of 17.6 psi, making it suitable for a variety of terrains. The swing speed is 7.3 rpm, supported by a swing mechanism with 4 gallons of fluid capacity. The undercarriage includes 47 shoes and 8 track rollers per side with a 25.6-inch shoe size and 11.4 ft track gauge. The machine operates electrically at 24 volts with a 50-amp alternator supply, integrating advanced control and monitoring systems for efficient performance.