Fuji Electric BB3BSBUL-030W is a molded case circuit breaker (MCCB) designed to provide automatic overcurrent protection for electrical circuits. Listed in product materials as SA53BUL BB3BSBUL-030W Auto Breaker, this device belongs to Fuji’s BB3B family of compact protective breakers. The BB3BSBUL-030W interrupts current during overload or short-circuit events to safeguard wiring and connected equipment in distribution panels.
