The Eaton NSB FDC3045 Molded Case Breaker is a three‑pole MCCB rated for 45 A up to 600 V, designed for 50/60 Hz electrical systems. As part of the NSB molded case breaker family, it provides overload and short‑circuit protection for power distribution feeders and equipment in commercial and light industrial panels. This FDC3045 unit protects 3‑phase circuits requiring reliable interruption at 45 A in systems that operate on either 50 Hz or 60 Hz power.
