The Schneider Electric Acti 9 iID is a Residual Current Circuit Breaker (RCCB) designed for reliable electrical protection. This 2-pole unit, identified by the part number A9R21240, is rated for 40A and features a 30mA sensitivity, making it suitable for applications requiring protection against earth leakage faults. Its Type A classification indicates its capability to detect both sinusoidal alternating currents and pulsating direct currents.

Technical details

• Series: Acti 9 iID
• Number of Poles: 2P
• Rated Current: 40A
• Rated Sensitivity: 30mA
• Type Classification: Type A (detects AC and pulsating DC leakage currents)
• Voltage Rating: Verify against manufacturer datasheet for specific voltage compatibility (e.g., 230V/400V AC).
• Breaking Capacity: Verify against manufacturer datasheet for specific breaking capacity (kA).
• Terminal Type: Verify against manufacturer datasheet for specific terminal configuration.

Applications & compatibility

This RCCB is commonly employed in residential, commercial, and light industrial settings to provide essential protection against electric shock and fire hazards caused by earth faults. It is suitable for installation in distribution boards and panelboards to safeguard circuits supplying lighting, sockets, and appliances where both AC and pulsating DC fault currents may occur.

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 A9R21240 or contact our technical team for cross-reference assistance with compatible Acti 9 protection devices.