The stabilizers BST-T series, range in power from 10 kVA to 300 kVA and consist of motorized toroidal type variable autotransformers which are contained in a stable built-in case disposed under the base to allow for easy material handling.

The range is completed in accordance with the required power and the expected input fluctuation window (± 15%, ± 20%, (-25+15) %, and others on request).