Pit & Quarry, August 2013
EXCAVATING DREDGING ROUNDUP Hydraulic system among major enhancements The PC490LC 10 hydraulic excavator from Komatsu America Corp leans on a Tier 4 Interim engine with 359 hp At 108000 lbs the excavator features improved lifting performance and stability lower fuel consumption improved operator comfort and enhanced serviceability to maximize productivity while lowering operating costs Komatsu says Operators can select to run the machine in lift mode which raises the hydraulic pressure to achieve maximum lifting force To account for the higher lift capacity the PC490 has strengthened undercarriage components a reinforced revolving frame and a larger capacity swing bearing www komatsuamerica com Features greater horsepower optimized hydraulics The ZX870LC 5 is the largest of Hitachis Dash 5 excavators featuring greater horsepower and optimized hydraulics for bigger arm and bucket digging forces According to Hitachi the ZX870LC 5 was designed with maximum uptime in mind Its Tier 4 Interim engine operates quietly giving users the ability to work anywhere A significant improvement over the Dash 3 model is operator comfort the company says The cab features a wider door with more glass more side to side foot room a heated air suspension seat for more comfort and an easy to read and easy to operate multifunction monitor A rearview camera further enhances operator convenience and confidence www hitachiconstruction com Italvibras Industrial Electric and Mechanical Vibrators Engineering that delivers innovation with performance and reliability Since 1959 LA R G EST I N V E N T O R Y DI R E CT T O Y O U 3 Y E A R W A R R A N T Y Italvibras USA 1940 Vans Way Princeton IL 61356 phone 815 872 1350 fax 866 337 2693 www italvibrasusa com 28 PIT QUARRY August 2013 www pitandquarry com
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