Noratel SU120B-230230 autotransformer is a 400 VA, 50 Hz device designed for voltage adjustment in AC circuits. Identified by model SU120B-230230, this autotransformer uses a single winding to provide voltage change without isolation, delivering a straightforward voltage adjustment on a 50 Hz power system. Built by Noratel, the unit is rated for 400 VA and intended for operation at 50 Hz. It is suitable for applications where a controlled voltage change is required within a 50 Hz electrical network.
