The Schneider Electric Acti9 iID residual current circuit breaker (RCCB) is engineered for robust electrical protection in demanding industrial environments. This 4-pole unit, identified by the part number A9Z51440, is designed to safeguard circuits against earth faults and residual currents, preventing potential electrical hazards and equipment damage. Its B EV type designation indicates specific tripping characteristics suitable for electric vehicle charging applications and other sensitive circuits.

Technical details

• Series: Acti9 iID
• Product Type: Residual Current Circuit Breaker (RCCB)
• Poles: 4
• Rated Current: 40A
• Rated Residual Current: 30mA
• Tripping Type: B EV
• Voltage Rating: Verify against manufacturer datasheet for specific voltage class (e.g., 230/400V AC).
• Breaking Capacity: Verify against manufacturer datasheet for specific fault current interruption rating.

Applications & compatibility

This Acti9 iID RCCB is commonly deployed in commercial and industrial electrical distribution systems, particularly where enhanced protection against earth leakage is required. Its B EV type makes it suitable for protecting circuits in electric vehicle charging stations, as well as other applications sensitive to transient overcurrents or requiring specific tripping curves, such as those found in control panels and machinery.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the A9Z51440 or contact our technical team for cross-reference assistance with compatible Acti9 components.