Part of the Schneider Electric Acti 9 series, the A9Z25491 is a Residual Current Circuit Breaker (RCCB) designed for robust electrical protection. This device offers Type A protection, ensuring comprehensive safety against both AC and DC earth faults, a critical feature for modern industrial environments. It is engineered to deliver precise fault detection and reliable operation in demanding applications.

Technical details

• Series: Acti 9
• Protection Type: Residual Current Circuit Breaker (RCCB)
• Earth Fault Protection: Type A (AC and DC earth faults)
• Voltage Rating: To be verified against manufacturer datasheet.
• Current Rating: To be verified against manufacturer datasheet.
• Number of Poles: To be verified against manufacturer datasheet.
• Tripping Sensitivity: To be verified against manufacturer datasheet.
• Breaking Capacity: To be verified against manufacturer datasheet.

Applications & compatibility

The Schneider Electric A9Z25491 is commonly deployed in electrical distribution systems requiring enhanced earth fault protection. Its Type A capability makes it suitable for applications where DC components may be present in fault currents, such as those found in variable speed drives, UPS systems, and certain types of lighting controls. This RCCB is designed to integrate seamlessly into standard panelboards and switchgear configurations.

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 Schneider A9Z25491 or contact our technical team for cross-reference assistance with compatible Acti 9 components.