The Schneider Electric A9D31740 is an Acti 9 DPN N Vigi Residual Current Breaker with Overcurrent Protection (RCBO), designed for robust circuit protection in demanding industrial environments. This 3-pole plus neutral (3P+N) device integrates residual current detection with overcurrent protection, offering comprehensive safety for electrical installations. It is engineered to safeguard personnel and equipment from earth faults, short circuits, and overloads.

Technical details

• Series: Acti 9 DPN N Vigi
• Type: Residual Current Breaker with Overcurrent Protection (RCBO)
• Poles: 3P+N (3 Pole + Neutral)
• Current Rating: 40A
• Trip Curve: C Curve (suitable for inductive loads with moderate inrush current)
• Residual Current Sensitivity: 30mA
• Residual Current Protection Type: Type AC (detects alternating sinusoidal residual currents)
• Breaking Capacity: Not specified in provided information; consult manufacturer datasheet for details.

Applications & compatibility

This RCBO is commonly deployed in commercial and industrial electrical distribution systems, including control panels for machinery, building services, and power distribution units. Its integrated protection makes it suitable for applications requiring protection against earth leakage and overcurrents, such as in manufacturing facilities, 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 A9D31740 or contact our technical team for cross-reference assistance with compatible Acti 9 components.