Part of the Schneider Electric Acti9 series, the NG125L circuit breaker (model 18777) is engineered for robust circuit protection in demanding industrial environments. This single-pole device is specifically designed to safeguard electrical circuits against damaging short circuits and overloads, ensuring operational continuity and equipment safety. Its C-curve tripping characteristic makes it particularly well-suited for applications that experience significant inrush currents.

Technical details

• Series: Acti9
• Model Designation: NG125L
• Poles: Single-pole
• Tripping Characteristic: C-curve
• Rated Current: 125 A
• Breaking Capacity: 15 kA (at 400V AC)
• Voltage Rating: 400V AC
• Frequency: 50/60 Hz

Applications & compatibility

The NG125L circuit breaker is commonly deployed in industrial power distribution panels, motor control centers, and machinery requiring reliable protection against transient overcurrents. Its C-curve rating makes it an ideal choice for protecting circuits feeding inductive loads such as motors, transformers, and lighting ballasts found in manufacturing plants, processing facilities, and heavy industry settings.

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 18777 or contact our technical team for cross-reference assistance with compatible Acti9 components.