The Schneider Electric ComPact NSX250HB1 circuit breaker (LV433540) is engineered for robust electrical distribution and motor protection applications. This unit is designed to optimize panel space while delivering a substantial breaking capacity, making it suitable for standard electrical installations requiring reliable overcurrent protection.

Technical details

• Series: ComPact NSX250HB1
• Breaking Capacity: 75 kA at 690 VAC
• Type: Molded Case Circuit Breaker (MCCB)
• Configuration: 3-pole
• Mounting Type: Fixed
• Terminal Type: Screw terminals
• Trip Unit Type: Thermal-magnetic (indicated by 'HB' in part number, typically signifying a fixed thermal setting and adjustable magnetic setting, though specific adjustment ranges require datasheet verification)
• Rated Operational Voltage: Up to 690 VAC

Applications & compatibility

This circuit breaker is commonly deployed in industrial power distribution systems, motor control centers, and machinery control panels. Its high breaking capacity makes it suitable for applications where fault currents can be significant, such as in manufacturing plants, processing facilities, and large commercial buildings. It is designed to protect electrical circuits and equipment from overload and short-circuit conditions.

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 Electric LV433540 or contact our technical team for cross-reference assistance with compatible ComPact NSX components.