Siemens 3VF3111-1FS41-0AA0 is a three‑pole molded‑case circuit breaker from Siemens, part of the 3VF3 family, designed for fixed installation in industrial control panels to deliver reliable overload and short‑circuit protection for feeders and equipment. It is specified for In = 100 A with a short‑circuit rating (Icu) of 40 kA at 415 V, making it suitable for protecting circuits up to 100 amperes in 3‑phase systems. Common applications include factory automation and other industrial plant protection tasks where reliable 3‑phase overcurrent protection is required.
