The Schneider Electric A9Z21491 is a 4-pole residual current circuit breaker (RCCB) from the Acti9 iID series, engineered for robust protection against electrical hazards. This modular device is designed to provide safety in various electrical installations, offering reliable detection of residual currents. Its construction ensures dependable operation in demanding industrial environments.

Technical Details

• Series: Acti9 iID
• Number of Poles: 4
• Rated Current: 100A
• Sensitivity: 30mA
• Protection Type: Type A (detects AC and pulsating DC residual currents)
• Voltage Rating: Verify against manufacturer datasheet for specific voltage compatibility (e.g., 230/400V AC).
• Breaking Capacity: Verify against manufacturer datasheet for specific fault current interruption ratings.
• Mounting Type: DIN rail mountable for easy integration into electrical panels.

Applications & Compatibility

This RCCB is suitable for protecting circuits in commercial and industrial settings, particularly where personnel protection against electric shock is paramount. It is commonly employed in distribution boards for lighting, power circuits, and motor control applications, ensuring compliance with safety standards. The Type A sensitivity makes it effective for circuits with electronic equipment that may generate pulsating DC residual currents.

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 A9Z21491 or contact our technical team for cross-reference assistance with compatible Acti9 components.