NEW HOLLAND MH6.6 CRAWLER EXCAVATOR

Technical Description

The New Holland MH6.6 is a versatile mobile excavator designed for demanding construction and material handling applications. It features three boom/stick configurations, with maximum cutting heights ranging from 33.4 ft to 34.3 ft, maximum digging depths between 31 ft and 32.6 ft, and maximum loading heights from 23.8 ft to 24.8 ft, providing substantial reach along the ground up to 32.1 ft and vertical wall digging depths up to 15.4 ft. The unit maintains a shipping height between 10.4 ft and 10.7 ft and a shipping length of approximately 31 ft, facilitating transportability. The excavator supports bucket capacities from 0.6 to 1.5 cubic yards, with a standard reference capacity of 0.9 cubic yards. Dimensionally, it offers a ground clearance of 1.1 ft, a cab height of 10.3 ft, an overall width of 8.4 ft (expanding to 12.8 ft with outriggers down), a tail swing radius of 9.1 ft, and a wheelbase of 9.1 ft. The powertrain includes a turbocharged CNH F4BE0684A six-cylinder engine displacing 360.1 cu in, delivering 166 hp (124 kW). The machine features a hydraulic system with three variable displacement axial piston pumps capable of 135.3 gpm flow, pressurized up to 5003.9 psi, and a hydraulic fluid capacity of 42.3 gallons. The MH6.6 weighs approximately 47,355 lbs and rides on 10.00-20 tires. It achieves a maximum travel speed of 12.5 mph and a drawbar pull rating of 29,225 lbs. Electrical and cooling systems support reliable operation with a 70-amp alternator, 85.9-gallon fuel capacity, and an 8-gallon cooling fluid reservoir. Its swing mechanism operates at 9.5 rpm, optimized for efficient maneuvering in varied jobsite environments. Overall, the New Holland MH6.6 combines powerful hydraulics, robust engine output, and adaptable boom configurations for heavy-duty excavation and loading versatility.