FR480E 3.2M3/Hot/Best Sale in China Crawler Excavator

High torque engine
New generation high power engine, rated power 298kW; The engine FuelMap is customized to optimize the overall performance matching and make the overall operating efficiency higher

Electronic positive flow control system
The variables of the main pump and the action of the main valve spool are synchronized to make the hydraulic system operate better and achieve the best working experience with fast and smooth action

Advanced energy saving technology to improve the overall performance
Through the engine main pump main valve optimization matching, the overall control performance greatly improved

 Independently developed EDS system, optimized matching performance of the whole machine, and improved operating efficiency by 10%;
· Adopt large displacement main pump, with higher efficiency;
· Adopt the working condition adaptive technology, the controller automatically matches the corresponding flow rate after collecting signals, improving the     efficiency;
· Advanced energy-saving compact main valve reduces internal pressure loss by 20%