The Schneider Electric Acti9 iID A9R51440 is a 4-pole residual current circuit breaker (RCCB) designed for reliable electrical protection. This device is engineered to detect and interrupt fault currents, safeguarding personnel and equipment from electrical hazards in industrial and commercial environments. Its A-type classification indicates sensitivity to both sinusoidal alternating currents and pulsating direct currents.

Technical details

• Series: Acti9 iID
• Poles: 4
• Current Rating: 40A
• Type: A (Sensitive to AC and pulsating DC residual currents)
• Residual Current Sensitivity: 30mA
• Function: Residual Current Circuit Breaker (RCCB)
• Voltage Class: Verify against manufacturer datasheet for specific voltage ratings (e.g., 230/400V AC).
• Breaking Capacity: Verify against manufacturer datasheet for specific breaking capacity (Icn).

Applications & compatibility

This RCCB is suitable for installation in distribution boards and control panels across various sectors, including manufacturing facilities, commercial buildings, and data centers. It provides essential protection for circuits where personnel may come into contact with live parts, such as lighting circuits, socket outlets, and motor circuits. Compatibility extends to standard AC power systems requiring sensitive fault current detection.

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 A9R51440 or contact our technical team for cross-reference assistance with compatible Acti9 components.