The Schneider Electric Acti 9 iID is a Residual Current Circuit Breaker (RCCB) designed for robust electrical protection in demanding industrial environments. This 4-pole unit, part of the Acti 9 series, offers a rated current of 40A and a sensitivity of 30mA, making it suitable for safeguarding personnel and equipment against earth leakage faults. Its Type A classification indicates its capability to detect both AC and pulsating DC residual currents.

Technical details

• Series: Acti 9 iID
• Poles: 4
• Rated Current: 40A
• Sensitivity: 30mA
• Type: A (detects AC and pulsating DC residual currents)
• Voltage Rating: Verify against manufacturer datasheet for specific voltage class (e.g., 230/400V AC)
• Breaking Capacity: Verify against manufacturer datasheet for specific Icn/Ics ratings
• Frequency: 50/60 Hz

Applications & compatibility

This RCCB is commonly employed in distribution boards and control panels for protecting circuits in commercial buildings, industrial facilities, and data centers. It is essential for applications requiring enhanced safety against electrical shock, such as in areas with increased risk of earth faults or where sensitive electronic equipment is present. Its 4-pole configuration makes it suitable for three-phase systems.

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 A9R21440 or contact our technical team for cross-reference assistance with compatible Acti 9 components.