Hydraulic system with a protective function

The invention relates to a hydraulic system (H) for a motor vehicle, in particular a commercial vehicle, having a pump (10) that can be driven by means of a drive engine (5), and at least one functional device (1) that is fluidically connected to the pump (10). According to the invention, a protective configuration comprising a safety coupling (22) is provided for the protection of the pump (10) and/or the functional device (1).