The Schneider Electric Compact NSX400S DC circuit breaker is engineered for robust DC power distribution and protection in demanding industrial environments. This 4-pole breaker, part of the NSX series, offers a significant interrupting capacity, making it suitable for applications requiring high fault current withstand. Its design focuses on reliable DC circuit isolation and safety.

Technical details

• Series: Compact NSX
• Type: DC Circuit Breaker
• Model Designation: NSX400S DC
• Number of Poles: 4
• Rated Current: 400 A
• DC Voltage Rating: 750 VDC
• Interrupting Capacity: 100 kA at 750 VDC
• Trip Unit Type: TM-DC

Applications & compatibility

This Schneider Electric circuit breaker is designed for DC power systems found in applications such as renewable energy installations (solar farms), DC motor drives, battery storage systems, and industrial process control where reliable DC circuit protection is paramount. It is compatible with systems requiring high DC fault current interruption capabilities.

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 LV438272 or contact our technical team for cross-reference assistance with compatible NSX DC components.