The Schneider Electric ComPact NSX250F DC circuit breaker, model LV438203, serves as a 3-pole basic frame designed for high-performance DC power distribution. This component is engineered to optimize both physical space utilization and breaking capacity within demanding electrical systems. Its robust construction and specific design parameters make it suitable for applications requiring dependable circuit protection and operational flexibility.

Technical details

• Series: ComPact NSX250F
• Type: DC Circuit Breaker Basic Frame
• Number of Poles: 3
• Current Rating: 250 A
• Breaking Capacity: 36 kA at 750 VDC
• Configuration: Supplied without a trip unit, allowing for customized protection settings.
• Voltage Class: Rated for DC systems up to 750 VDC.
• Frame Size: Designed for the NSX250F series, indicating specific physical dimensions and mounting compatibility within this product line.
• Terminal Type: Compatible with standard busbar and cable termination methods for the NSX series.

Applications & compatibility

This Schneider Electric circuit breaker frame is commonly integrated into DC power distribution panels and switchgear for heavy industrial machinery, renewable energy systems, and specialized DC motor control applications. Its 750 VDC rating and 36 kA breaking capacity make it suitable for environments where high fault currents and significant DC voltages are present, such as in traction power systems or large-scale battery storage installations.

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 LV438203 or contact our technical team for cross-reference assistance with compatible ComPact NSX components.