VOLVO EW55B CRAWLER EXCAVATOR

Technical Description

The Volvo EW55B is a compact wheeled excavator engineered for precise and versatile operation in construction and utility applications. It is powered by a naturally aspirated 4-cylinder D3.1A Volvo engine, with a displacement of 186.3 cubic inches, producing a gross power of 54 hp (40 kW) at 2200 rpm and net torque of 147.6 lb-ft at 1400 rpm. The excavator's hydraulic system features a variable displacement double pump with a flow capacity of 29 gpm and a relief valve pressure of 3045 psi, ensuring smooth, responsive boom, stick, and bucket movements. The machine offers two boom/stick configurations. Option 1 provides a maximum cutting height of 19 ft, digging depth of 12.6 ft, a maximum loading height of 13.5 ft, and a reach along the ground of 19.7 ft. Option 2 extends the maximum cutting height to 19.8 ft, digging depth to 13.8 ft, loading height to 14.2 ft, and reach along the ground to 20.8 ft. Maximum vertical wall digging depths are 8.6 ft and 9.9 ft, respectively, for the options. The bucket capacity ranges from 0.1 to 0.4 cubic yards, with a typical size of 0.2 cubic yards. The EW55B measures approximately 19.4 ft in length, 6.3 ft in width, and 8.4 ft in height at the top of the cab, with a ground clearance of 1.2 ft and a tail swing radius of 5.5 ft. Operating weight is about 11,552 lbs. Its hydrostatic transmission includes two forward and two reverse gears, allowing a maximum travel speed of 18.6 mph (29 km/h). Tires are sized 12x16.5 12PR. Fuel capacity is 23.8 gallons, hydraulic fluid capacity 34.4 gallons, and engine oil capacity 2.7 gallons, supporting efficient and durable operation. Designed for productivity and maneuverability, the Volvo EW55B combines robust performance, compact dimensions, and advanced hydraulics suitable for urban and confined-site excavations.