The Schneider Electric Acti9 iID residual current circuit breaker is designed for reliable protection against earth leakage faults. This 2-pole device, identified by the part number A9Z64225, is part of the Acti9 iID series, a comprehensive range of modular residual current devices. It offers a 25A current rating and a sensitivity of 300mA, making it suitable for protecting circuits in commercial and industrial environments where enhanced safety against electrical shock is paramount.

Technical details

• Series: Acti9 iID
• Type: Residual Current Circuit Breaker (RCCB)
• Poles: 2
• Rated Current (In): 25A
• Rated Sensitivity (IΔn): 300mA
• Type of Residual Current Protection: B-SI (Type B, Super Immunised)
• Breaking Capacity (Icn): Not specified in provided information; consult manufacturer datasheet.
• Voltage Rating: Not specified in provided information; consult manufacturer datasheet.

Applications & compatibility

This B-SI type residual current circuit breaker is particularly well-suited for applications requiring protection against AC, DC pulsating, and smooth DC residual currents. It is commonly deployed in environments with sensitive electronic equipment, such as variable speed drives, LED lighting, and IT infrastructure, where nuisance tripping can be an issue. Its super-immunised (SI) characteristic provides enhanced immunity to transient earth leakage currents, ensuring operational continuity.

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 A9Z64225 or contact our technical team for cross-reference assistance with compatible Acti9 components.