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, identified by the part number A9R31491, features a 100A current rating and a 30mA sensitivity, making it suitable for safeguarding personnel and equipment against earth leakage faults. Its Type A-SI designation indicates enhanced performance and specific tripping characteristics for sensitive applications.

Technical details

• Series: Acti 9 iID
• Number of Poles: 4
• Rated Current (In): 100 A
• Rated Sensitivity (ΔIn): 30 mA
• Type: A-SI (Residual Current Circuit Breaker)
• Breaking Capacity (Icn): Verify against manufacturer datasheet for specific rating.
• Voltage Rating (Ue): Verify against manufacturer datasheet for specific rating.
• Frequency: 50/60 Hz (typical for this series, verify against datasheet)
• Tripping Curve: Verify against manufacturer datasheet for specific curve.

Applications & compatibility

This RCCB is commonly deployed in electrical distribution systems for commercial buildings, industrial facilities, and control panels. It provides essential protection in applications such as motor control centers, HVAC systems, and lighting circuits where reliable earth fault detection is critical. The 4-pole configuration ensures complete isolation of all phases and the neutral conductor.

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 A9R31491 or contact our technical team for cross-reference assistance with compatible Acti 9 components.