SUPPLY UNIT FOR A DC LOAD, METHOD FOR OPERATING SAME, AND ELECTROLYSIS SYSTEM

The disclosure relates to a supply unit for a DC load, and includes a DC terminal for connecting to the DC load, a first AC terminal connected to a DC bus via a first AC/DC converter, a second AC terminal for connecting to a second AC voltage and which is connected to the DC terminal via a second AC/DC converter, an energy storage unit connected to the DC bus via a first DC/DC converter, a second DC/DC converter which connects the DC bus to the DC terminal and which can be operated in a current-controlling mode with respect to the DC terminal, and a control unit for controlling the supply unit.