protector de sobretensiones

http://www.electromaterial.com/HAGER-Limitador-sobretension-transitorio-15-KA-trifasico


http://www.direct-electro.es/protector-sobretension


http://www.foroelectricidad.com/download/file.php?id=2618http://www.foroelectricidad.com/download/file.php?id=2618

http://www.foroelectricidad.com/download/file.php?id=2617


http://www.direct-electro.es/protector-sobretension


https://www.youtube.com/watch?v=YnYLHYkDVO0https://www.youtube.com/watch?v=pC58iNuDILshttps://www.youtube.com/watch?v=pC58iNuDILs