Means for storing current for supplying a building

The invention relates to an arrangement for the supply of a building (G) with power, wherein a first (8) and a second current memory (9) each provided with a switching means (4, 5) are connected, wherein said switching means (4, 5) is further connected to a building power supply network and a home terminal for connection to an external power supply network (V), and wherein said switching means (4, 5) is configured such that either (i) the first current memory (8) to the home terminal and the second current memory (9) with the building power supply network, or (ii) the second current memory (9) to the domestic connection and the first current memory (8) is connected to the building power supply network.