Siemens FXD63B175 Molded Case Circuit Breaker

Siemens FXD63B175 Molded Case Circuit Breaker is a 3-pole, 175-amp protective device from the Sentron FXD family, rated for 600 V, designed to interrupt overcurrent events in industrial and commercial power feeders. It is a bolt-on molded‑case breaker with a non‑interchangeable trip assembly, incorporating Long-Time and Instantaneous trip functions to protect conductors and equipment against overloads and short circuits, and it provides load-side lug terminals for secure, code‑compliant termination. The unit carries a 35 kA interrupting rating at 480 V and is UL-listed, including compatibility with reverse‑fed configurations when installed in the approved assemblies, delivering rugged, compact protection for circuits up to 175 A while accommodating a range of motor and distribution panel applications.