زیمنس دیگزی / سیپروتک

The 7SD610 relay is a differential protection relay suitable for all types of applications and incorporating all those functions required

The SIPROTEC 4 7SA522 relay provides full-scheme distance pro tection and incorporates all functions usually required for the protection of

The 7SR191 Capa devices are numeric protection relays designed for application on shunt connected distribution capacitor banks arranged in all