Siemens QJ23B175U Low Voltage Circuit Breaker is a 3‑pole molded‑case protective device in the QJ frame, rated for 175 A at 240 V AC. It employs a thermal‑magnetic trip for overcurrent protection and features a trip‑free mechanism, with an interrupt rating of 10 kA at 240 V, making it suitable for protecting feeders in distribution panels. This Siemens breaker is designed for low‑voltage distribution applications in commercial or light industrial electrical systems requiring reliable short‑circuit protection at 240 V and a 175 A rating.
