New Step by Step Map For excavator equipment for sale
Hydraulic excavators usually couple engine power to (frequently) a few hydraulic pumps in lieu of to mechanical drivetrains. The two most important pumps provide oil at superior stress (as many as 5000 psi, 345 bar) for the arms, swing motor, track motors and accessories while the third can be a lessen pressure (≈700 psi, forty eight bar) pump fo