A device for uninterruptible power supply of electrical consumers and method of operation of the apparatus

Device (1) for the uninterruptible power supply of electrical consumers (Vb-Vb-A.1 to A.3, Vb-Vb-B.1 to B.3, Vb-Vb-C.1 to C.3, Vb-X .1 to Vb-X.3), wherein at least two independent electric self-generation systems (e appeared (S2) and an associated bridging branch (UZ) for electrically coupling the consumer rail (S2) with the ring connection (R) and a coil branch (SZ) adjacent to the coupling of a in a second annular direction (+ X) consumer rail (S2) with the ring compound (R) ...