Siemens QR23B200 Three Pole 200A 240V Circuit Breaker

Siemens QR23B200 is a three‑pole, 200 A, 240 V AC molded‑case circuit breaker from the QR2 family, designed for general‑purpose overcurrent protection in low‑voltage distribution. It employs a thermal‑magnetic trip mechanism for both long‑time and instantaneous protection, with an interrupting rating of 10 kA at 240 V. The unit features bolt‑on mounting and is intended for use in three‑phase circuits within Siemens QR series compatible panels and enclosures. This specific QR3P device provides reliable protection for feeders and branch circuits up to 200 A in industrial and commercial electrical installations.