Transformer ARW controllers for speed control of single-phase fan motors, voltage-controlled. Installed in industrial ventilation or heating systems. The knob placed on the housing panel is used to adjust the rotational speed in five steps. Equipped with an independent switch indicating activation with a backlight.
Execution in class II insulation. Degree of protection IP30 or IP54. Maximum ambient temperature 40°C. Insulation thermal class B (130°C). Manufactured in accordance with EN 61558-2-13.