SENTRON, ATE, transfer switching equipment 3KC, automatically, ATSE, 4- pole, Iu: 250 A, Ue AC: 415 V, Ie at AC-33 B at 415 V: 200 A, Ie at AC-23 A at 690 V: 125 A, screw mounting, motorized operating mechanism, at the right end, long handle, busbar connection