Part of the Schneider Electric Acti9 series, the A9N18378 is a C120N miniature circuit breaker (MCB) designed for reliable low-voltage electrical system protection. This single-pole device is engineered to safeguard circuits against overcurrents and short circuits, ensuring operational continuity in demanding industrial environments. Its robust construction and adherence to stringent quality standards make it a dependable choice for critical applications.

Technical details

• Series: Acti9 C120N
• Poles: 1P (Single Pole)
• Rated Current: 63A
• Voltage Rating: Typically designed for low-voltage AC applications; specific voltage rating should be verified against the manufacturer's datasheet.
• Breaking Capacity: The C120N series generally offers high breaking capacity, suitable for installations with significant fault current potential. Specific kA rating should be confirmed via datasheet.
• Trip Curve: Standard Type C trip curve, providing protection against overloads and short circuits with a moderate inrush current capability, suitable for inductive loads.
• Mounting Type: DIN rail mount for standard industrial enclosures.
• Terminal Type: Screw terminals for secure conductor connection.

Applications & compatibility

The Schneider A9N18378 is commonly deployed in control panels, distribution boards, and machinery requiring precise overcurrent protection. Its application spans across various sectors including manufacturing, building automation, and power distribution systems where reliable circuit interruption is paramount. This MCB is designed to integrate seamlessly into standard electrical infrastructure.

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 A9N18378 or contact our technical team for cross-reference assistance with compatible Acti9 components.