Schneider Electric Acti9 QuickVigi iC60 RCCB, part number A9Q41440, is a four‑pole residual current breaker with a 40 A rated current, 30 mA residual current sensitivity, and Type AC characteristics. It provides differential protection in distribution boards by interrupting leakage currents to prevent electric shocks and is designed to comply with EN/IEC 61009‑1 and EN/IEC 61009‑2‑1. As a member of the Acti9 modular system, the A9Q41440 is suited for multi‑pole circuits in residential and commercial installations where reliable leakage protection is required.
