A hydraulic lifting system comprising a hydraulic circuit, which comprises a feed line and a return line, to which circuit a plurality of components are coupled, the plurality of components comprises: a lifting device, at least one hydraulic auxiliary device, at least one first pump, at least one electric motor for operating the at least one pump, a tank for holding hydraulic fluid, a first control valve, a second control valve, and a control unit, for operating the valves (19, 21) and the at least one electric motor, wherein the first control valve is arranged on the feed line, and being arranged to control a flow of hydraulic fluid through said feed line, which flow is provided to the feed line by means of the pump and the electric motor, wherein a flow through said feed line is directed to the lifting device, which lifting device performs a lifting operation when provided with hydraulic fluid, and wherein the second control valve is arranged on the return line, and being arranged to re-direct the flow of hydraulic fluid from the feed line to the return line, which leads said hydraulic fluid to the tank, wherein the lifting device performs a lowering operation when the hydraulic fluid is drained therefrom by means of the second control valve, wherein the system further comprises a hydraulic motor, said hydraulic motor being arranged on the return line, between the second control valve and the tank, wherein the hydraulic motor when provided with hydraulic fluid from the return line is arranged to generate mechanical energy to a rotatable axle, characterized in that the hydraulic lifting system further comprises a third control valve, arranged on the return line and being arranged to control the flow from the lifting device so as to either be directed to the tank and/or to the hydraulic motor. a lifting device, at least one hydraulic auxiliary device, at least one first pump, at least one electric motor for operating the at least one pump, a tank for holding hydraulic fluid, a first control valve, a second control valve, and a control unit, for operating the valves (19, 21) and the at least one electric motor, wherein the first control valve is arranged on the feed line, and being arranged to control a flow of hydraulic fluid through said feed line, which flow is provided to the feed line by means of the pump and the electric motor, wherein a flow through said feed line is directed to the lifting device, which lifting device performs a lifting operation when provided with hydraulic fluid, and wherein the second control valve is arranged on the return line, and being arranged to re-direct the flow of hydraulic fluid from the feed line to the return line, which leads said hydraulic fluid to the tank, wherein the lifting device performs a lowering operation when the hydraulic fluid is drained therefrom by means of the second control valve, wherein the system further comprises a hydraulic motor, said hydraulic motor being arranged on the return line, between the second control valve and the tank, wherein the hydraulic motor when provided with hydraulic fluid from the return line is arranged to generate mechanical energy to a rotatable axle, characterized in that the hydraulic lifting system further comprises a third control valve, arranged on the return line and being arranged to control the flow from the lifting device so as to either be directed to the tank and/or to the hydraulic motor.