SENTRON, 3KC transfer switching equipment, manually operated, MTSE, size: 1, 4-pole, Iu: 16 A, Ue AC: 415 V, Ie at AC-33 B at 415 V: 16 A, Ie at AC-23 A at 690 V: 16 A, screw and standard mounting rail installation 35 mm, front operating mechanism, centered, without handle, box terminal