The EHT180 Electrohydraulic Power Unit is traction equipment designed for transport of sets along ground rack rail tracks on a horizontal plane and inclines of up to 35°.
The power unit usually consists of a driving unit, motor unit and mechanical emergency brake. Individual parts of the power unit are interconnected with connecting rods and by additional steel safety ropes. The power unit´s movement is ensured by a pinion wheel connected to a planetary gearbox or hydraulic motors within the driving unit.