The Hitachi ZX520 weighs in at 53 tons and is suited to removal of over burden, mass excavations, pipeline work, crane work and using a multitude of attachments.
- Fitted with check valves on boom and dipper to avoid the arm lowering if a hose burst.
- Fitted with a RCI (RATED CAPACITY INDICATOR which is a computer that calculates the Safe Working load and sounds an overload alarm should it be exceeded) for crane applications.
- Fitted with height and slew limiters.
- Fitted with auxiliary pipelines for attachments such as hydraulic hammers, clamshell grab, sorting grab, lifting beam, sleeper unloading grab, rock grapple etc.