The present disclosure relates to an electrical DC switching system (1) for extinguishing an electric arc, wherein the electrical DC switching system comprises: a contact arrangement (3) having a first contact (3a) and a second contact (3b), a current injection circuit (5) including a resonance circuit configured to be connected across the contact arrangement (3), and a first switch connected to the resonance circuit (6) and to the first contact (3a), wherein the first switch (S1) is configured to be switched between an open state and a closed state, wherein in the closed state the first switch is configured to enable an injection current to flow through the resonance circuit (6) in a first flow direction and into the contact arrangement (3) in a direction opposite to a flow direction of a contact arrangement arc current, and an arc chute assembly (7) comprising a plurality of splitter plates configured to extinguish an electric arc across the first contact (3a) and the second contact (3b), wherein each splitter plate of the plurality of splitter plates has a layered configuration comprising a magnetic layer and two non-magnetic layers.