Toroidal Core Transformers: RU-1

Single-phase toroidal variable transformer according to DIN VDE 0552, designed as autotransformer (auto-connected winding), with rotary switch and scale. Voltage adjustable between zero and max. value. Angle of rotation across the entire setting range approx. 330°. Terminal connection, prepared for safety class I, 50/60 Hz, ta 40°C.