Large excavator FR150E2

crawlerdiesel

The engine, main pump and main valve match well with one another, the controllability of the machine is greatly improved. LOVOL Customized Engine CUMMINS QSF3.8 engine features high horsepower, large torque and low fuel consumption. Through identifying engine’s Fuel Map to optimize overall performance of engine which makes machine have the minimize fuel consumption while ensuring the same working efficiency. Efficient Hydraulic System During the design stage, LOVOL has utilized latest technologies to develop an integrated hydraulic system. The positive flow control system adjusts the displacement of pump and motion of valve spool simultaneously, delivering optimal operating experience for the operator with smooth and responsive control. Advanced Technology and Optimal Machine Performance The engine, main pump and main valve match well with one another, the controllability of the machine is greatly improved. K7V compact pump, flow confluence technology, innovative EDS system, two-stage electric proportional control technology are also utilized on machine to get high energy-saving character. The key parts of the power system, hydraulic system and electronic control system are specially customized to achieve perfect matching and compatibility with one another, which deliver maximum reliability and longer service life. Relying on the R&D system of LOVOL Japan Engineering Center, LOVOL has established a solid partnership with world-renowned companies to continuously optimize and improve the quality and service life of our key components. Industry leading components are used on our machines including engine, pump, valve, motor, oil cylinder, controller and forth.