The Schneider Electric Acti9 iDPNa 1P+N C25A, 40 A is a combined over‑current and residual‑current circuit breaker (often referred to as an RCBO) designed to provide both overload/short‑circuit protection and earth‑leakage protection in low‑voltage AC electrical distribution circuits
Parameters
Specification Value / Description
Product Family Schneider Electric Acti9 iDPNa RCBO
Device Type Combined Residual Current Circuit Breaker with Over‑Current Protection (RCBO)
Model / Designation iDPNa 1P+N C Curve 40 A
Number of Poles 1P + N (Phase + Neutral)
Rated Current (In) 40 A
Trip Characteristic C‑curve thermal‑magnetic trip (moderate inrush tolerance)
Earth‑Leakage Sensitivity 30 mA (typical) AC type earth‑leakage protection
Rated Operational Voltage (Ue) 230 V AC, 50/60 Hz
Rated Insulation Voltage (Ui) 400 V AC
Breaking Capacity (Icn) 4.5 kA @ 230 V AC conforming to IEC/EN 60898 / IEC/EN 61009‑1 standards
Rated Service Breaking Capacity (Ics) Typically equal to Icn at rated conditions
Trip Unit Technology Thermal‑magnetic + Residual current detector
Leakage Trip Function Instantaneous residual current trip (earth fault)
Mounting DIN‑rail mountable
Standards Compliance IEC/EN 61009‑1 (RCBO standard) and IEC/EN 60898‑1 / IEC/EN 60947‑2 for over‑current part
Typical Applications Protection of branch circuits against overload, short‑circuit, and earth leakage faults