Siemens B330H 3-Pole Molded Case Circuit Breaker is a 30-amp, 240-volt protective device designed to interrupt fault currents on three‑phase circuits in electrical panels. The B330H model provides overcurrent protection for branch circuits in commercial and industrial installations, with a 30 A rating suitable for distribution of loads within the panel. Manufactured by Siemens, this molded‑case breaker is intended for standard panel mountings and three‑phase wiring configurations.
