Protecting electrical systems against residual currents and insulation faults, the Schneider Electric A9Z24440 is a 4-pole Residual Current Circuit Breaker (RCCB) from the Acti 9 iID series. This device is engineered for reliable operation in demanding industrial environments, offering essential safety for personnel and equipment. Its Type A protection ensures detection of both AC and pulsating DC residual currents.

Technical details

• Series: Acti 9 iID
• Number of Poles: 4
• Type of Residual Current Protection: Type A (detects AC and pulsating DC residual currents)
• Rated Current: 40 A
• Rated Residual Current: 30 mA
• Breaking Capacity (Icn): 6 kA
• Voltage Rating: 400V AC
• Frequency: 50/60 Hz
• Terminal Type: Screw terminals
• Mounting Type: DIN rail

Applications & compatibility

The Schneider Electric A9Z24440 RCCB is suitable for a wide range of applications requiring robust electrical safety, including distribution boards in commercial buildings, industrial facilities, and control panels for machinery. It is commonly integrated into systems where protection against electric shock due to direct or indirect contact is paramount, such as in manufacturing plants, data centers, and infrastructure projects.

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 A9Z24440 or contact our technical team for cross-reference assistance with compatible Acti 9 components.