Schneider Electric's ComPact NSX250B circuit breaker is engineered for robust electrical protection in demanding industrial environments. This 3-pole device, identified by the part number LV431110, features a 25kA interrupting capacity at 415VAC, making it suitable for medium-voltage distribution systems and motor control circuits. The integrated TMD trip unit provides adjustable thermal and magnetic protection for reliable fault detection.

Technical details

• Series: ComPact NSX
• Model: NSX250B
• Poles: 3
• Interrupting Capacity: 25kA at 415VAC
• Trip Unit: TMD
• Current Rating: 250A
• Configuration: 3d (likely refers to the number of auxiliary contacts or specific internal configuration, buyer to verify against datasheet)

Applications & compatibility

The ComPact NSX250B circuit breaker is commonly deployed in power distribution panels, motor control centers (MCCs), and as a main or branch circuit breaker in manufacturing facilities. It is designed to protect electrical circuits and equipment from overloads and short circuits in applications such as conveyor systems, pump controls, and HVAC units.

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 LV431110 or contact our technical team for cross-reference assistance with compatible ComPact NSX components.