The Eaton NSB GDB3020D Molded Case Circuit Breaker is an MCCB from Eaton's NSB family, identified by the GDB3020D model designation. It provides overcurrent protection for electrical distribution systems, helping prevent damage from overloads and short circuits in panels or enclosures. This NSB GDB3020D variant represents a specific molded case breaker configuration within Eaton's protection equipment lineup.
