The Schneider Electric Acti9 iC60N miniature circuit breaker (MCB) is engineered for robust electrical protection in demanding industrial environments. This 3-pole device, identified by part number A9F78340, features a 40A current rating and a B curve tripping characteristic, making it suitable for protecting circuits against overloads and short circuits in applications requiring sensitive fault detection.

Technical details

• Series: Acti9 iC60N
• Poles: 3
• Current Rating: 40A
• Tripping Curve: B Curve
• Short-circuit Breaking Capacity (IEC/EN 60898-1): 6000A
• Short-circuit Breaking Capacity (IEC/EN 60947-2): 10kA
• Voltage Compatibility: Designed for standard industrial voltage systems; refer to manufacturer datasheet for specific voltage ratings.
• Terminal Type: Screw terminals for secure conductor connection.

Applications & compatibility

This Schneider Electric MCB is commonly deployed in control panels, distribution boards, and machinery requiring reliable circuit protection. Its B curve characteristic is ideal for protecting circuits with low inrush currents, such as lighting circuits, control circuits, and certain types of electronic equipment found in manufacturing facilities, building automation systems, and commercial installations.

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 A9F78340 or contact our technical team for cross-reference assistance with compatible Acti9 components.