Elsklo Ltd. is an exclusive representative of Bernard & Bonnefond for Czech Republic and Slovak Republic.
In cooperation with Bernard & Bonnefond we provide complete customer service - project preparation, installation of the equipment, commisioning, warranty and past warranty service, spare parts delivery and training.
Significant product of Bernard & Bonnefond is the regulating transformer VARIVOLT, mainly used in glass industry as a furnace transformer for electric glass melting and boosting.
Other aplications are: metalurgy, chemical industry, testing facilities.
The core rotation drives the copper contacts along the secondary windings, allowing a stepless voltage variation. This sliding contact provides a continious connection between the copper slideways built in the core, and the secondary windings groove. The control system drives the cores in rotation through a moto and its reducer. Limit switches protect from owertravel.