DESIGN NOTES Mary C. Gannon • Editor
Redesigned hydraulic system speeds loading on new excavator
With its PC2000-11 hydraulic excavator, Komatsu America, has created a machine that is designed to load 70- to 200-ton rigid frame haul trucks faster. Equipped with an EPA Tier 4 Final certified engine, the PC2000-11 has more horsepower and a new engine-pump control for faster cycle times and improved multifunction performance. Redesigned hydraulics and cylinder seals contribute to higher productivity and performance. 14
FLUID POWER WORLD
2 • 2020
“The PC2000-11 is designed to load 70- to 200-ton rigid frame haul trucks and is an excellent tool for stripping overburden, loading coal, and loading shot rock,” said Robert Hussey, product marketing manager, Komatsu America. “The PC2000-11 has a simplified power module (cooling package, engine, PTO, and hydraulic pumps) which provides excellent accessibility to major components, low noise levels in the cab, and reduces labor hours when it comes time for planned overhaul.” The PC2000-11 offers improved multifunction performance, and a productivity increase up to 12%, and can therefore load more
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