The Schneider Electric Acti9 iID RCCB (A9Z79440) is a 4-pole residual current circuit breaker designed for robust electrical safety in demanding environments. This device is engineered to protect personnel and equipment from dangerous earth leakage currents, a critical component in ensuring operational integrity within industrial and commercial electrical distribution systems. Its specific configuration offers comprehensive protection where multiple circuits require a unified safety device.

Technical details

• Series: Acti9 iID
• Type: Residual Current Circuit Breaker (RCCB)
• Poles: 4
• Rated Current: 40A
• Earth Leakage Sensitivity: 100mA
• Protection Class: AC-G type
• Voltage Rating: Verify against manufacturer datasheet for specific voltage class (e.g., 230/400V).
• Breaking Capacity: Verify against manufacturer datasheet for specific fault current rating (kA).

Applications & compatibility

This 4-pole RCCB is commonly deployed in panelboards and distribution boards for facilities requiring enhanced protection against earth faults. It is suitable for use in commercial buildings, manufacturing plants, and areas with high humidity or conductive environments where the risk of earth leakage is increased. Its 4-pole design makes it ideal for systems with three-phase power distribution.

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 A9Z79440 or contact our technical team for cross-reference assistance with compatible Acti9 components.