Siemens 3UB8113-4BB2 is a circuit breaker designed to protect electrical circuits by interrupting current during overloads or short circuits. Identified by Siemens part number 3UB8113-4BB2, this device is used as a protective component in electrical distribution systems within Siemens installations. It functions as overcurrent protection for connected loads, helping prevent wiring damage and equipment failure in compatible Siemens panel architectures.
