The Schneider Electric A9N18437 is a 4-pole miniature circuit breaker from the Acti9 C120H series. This device is engineered to provide robust overcurrent and short-circuit protection for electrical distribution systems. Its design ensures reliable safeguarding of circuits in demanding industrial environments.

Technical details

• Series: Acti9 C120H
• Poles: 4P
• Rated Current: 125A at 30°C
• Breaking Capacity: The C120H series typically offers high breaking capacities, suitable for demanding applications. For specific breaking capacity (kA) ratings, please consult the manufacturer's datasheet.
• Trip Curve: The "H" designation in C120H generally indicates a Type H trip curve, designed for applications requiring higher immunity to nuisance tripping while maintaining rapid fault clearing. Verify the exact trip curve characteristics against the manufacturer's specifications.
• Voltage Rating: While not explicitly stated, Acti9 C120H breakers are commonly available in standard industrial voltage ratings such as 230/400V AC. Confirm the precise voltage rating for this specific model via the datasheet.
• Terminal Type: Screw terminals are standard for this series, facilitating secure connections.
• Mounting: Designed for DIN rail mounting, ensuring straightforward installation in standard electrical enclosures.

Applications & compatibility

This Schneider Electric circuit breaker is suitable for protecting electrical circuits in a wide range of industrial applications, including motor control centers, power distribution panels, and control cabinets. It is commonly found in manufacturing facilities, process plants, and building automation systems where reliable overcurrent protection is paramount.

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 A9N18437 or contact our technical team for cross-reference assistance with compatible Acti9 components.