The Schneider Electric Acti9 NG125H circuit breaker provides robust low-voltage protection for three-phase electrical systems. Designed for reliable operation in demanding industrial environments, this 3-pole device ensures comprehensive safety for machinery and personnel.

Technical details

• Series: Acti9 NG125H
• Poles: 3 (Three-pole)
• Rated Current: 40A
• Tripping Curve: C Curve (optimized for general-purpose applications with moderate inductive loads)
• Voltage Rating: Verify against manufacturer datasheet for specific voltage class (e.g., 230/400V AC).
• Interrupting Capacity: Verify against manufacturer datasheet for specific breaking capacity (kA).
• Terminal Type: Verify against manufacturer datasheet for specific terminal configuration.
• Mounting Type: DIN rail mount

Applications & compatibility

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

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 18728 or contact our technical team for cross-reference assistance with compatible Acti9 components.