The Schneider Electric A9Z21425 is a 4-pole residual current circuit breaker from the Acti 9 iID series. This breaker is engineered to provide robust protection against earth faults, ensuring enhanced electrical system safety. It is designed for applications requiring reliable detection of residual currents, contributing to personnel safety and equipment protection.

Technical details

• Series: Acti 9 iID
• Number of Poles: 4
• Protection Type: Type A (detects AC and pulsating DC residual currents)
• Rated Current: 25A (inferred from part number convention for this series)
• Rated Residual Operating Current: 30mA (inferred from part number convention for this series)
• Breaking Capacity: 6kA (inferred from part number convention for this series)
• Voltage Rating: 400V AC (inferred from part number convention for this series)
• Terminal Type: Screw terminals
• Mounting Type: DIN rail

Applications & compatibility

This residual current circuit breaker is suitable for a wide range of industrial and commercial electrical installations. It is commonly employed in distribution boards, control panels, and machinery where protection against earth leakage is critical. Applications include motor control circuits, lighting circuits, and general power distribution systems in sectors such as manufacturing, building automation, and utilities.

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 Electric A9Z21425 or contact our technical team for cross-reference assistance with compatible Acti 9 components.