The Schneider Electric A9R21240 is a Type A Residual Current Circuit Breaker (RCCB) from the Acti 9 series, engineered for robust protection in power distribution systems. This device is specifically designed to safeguard personnel and equipment against dangerous earth leakage currents, mitigating risks of electric shock and fire. Its inclusion in the Acti 9 range signifies a commitment to high reliability and performance in demanding industrial environments.

Technical details

• Series: Acti 9
• Type: Residual Current Circuit Breaker (RCCB)
• Protection Type: Type A (detects AC and pulsating DC residual currents)
• Rated Current: 40 A
• Number of Poles: 2
• Rated Residual Operating Current: 30 mA
• Voltage Rating: Designed for standard industrial voltage systems; consult manufacturer datasheet for precise voltage compatibility.
• Tripping Characteristic: Standard instantaneous tripping for residual currents.

Applications & compatibility

This Schneider Electric RCCB is suitable for use in a wide array of electrical installations, including control panels, motor control centers, and general power distribution circuits within manufacturing facilities. It is commonly integrated into systems requiring enhanced safety measures, such as those found in food processing plants, water treatment facilities, and automated assembly lines where personnel may be in close proximity to electrical equipment.

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