✅ A9F77450 – Miniature Circuit Breaker Schneider Electric Acti9 iC60N – 4P, 50 A, C Curve, 6000 A (IEC 60898-1), 10 kA (IEC 60947-2) The Schneider Electric A9F77450 is a 4-pole miniature circuit breaker from the renowned Acti9 iC60N series, designed for advanced protection in complex electrical systems. This MCB provides a rated current of 50 A with a C curve tripping characteristic, ensuring reliable operation in circuits with moderate inrush currents. It meets the standards of both IEC 60898-1 (6000 A) and IEC 60947-2 (10 kA), making it suitable for both residential/commercial and industrial applications. Thanks to its 4-pole configuration, the A9F77450 ensures complete disconnection in three-phase + neutral systems, enhancing operational safety and electrical isolation. 🔧 Technical Specifications Attribute Details Product Type Miniature Circuit Breaker (MCB) Range Acti9 iC60N Part Number A9F77450 Number of Poles 4P Rated Current 50 A Tripping Curve C Rated Operational Voltage 400/415 V AC Breaking Capacity 6000 A (IEC 60898-1), 10 kA (IEC 60947-2) Mounting Type DIN Rail Compliance Standards IEC 60898-1, IEC 60947-2 Application Overload and short circuit protection for 3-phase + N systems 📦 Packaging & Mounting Unit Weight: Approx. 0.48 kg Orientation: Vertical/horizontal DIN rail mounting Form Factor: Modular (Standard 4-module width) 🌱 Environmental Compliance ✔ RoHS Compliant ✔ Green Premium Certified ✔ REACh Compliant 🔩 Typical Applications Designed for advanced distribution boards, panelboards, and multi-phase installations in industrial plants, infrastructure projects, and commercial buildings requiring 4P protection.