The Schneider Electric Acti9 iDPN H Vigi RCBO (Residual Current Breaker with Overcurrent Protection) — 1P+N, C‑curve, 25 A is a combined protective device that integrates overload and short‑circuit protection with earth‑leakage (residual current) protection in a single modular unit. It is designed for low‑voltage AC distribution systems and ideal for use in residential, commercial, and industrial electrical panels where both circuit protection and safety against earth faults are required.