The Schneider Electric Compact NSX400S DC circuit breaker is engineered for robust DC power distribution and protection in demanding industrial environments. This 3-pole unit is part of the Compact NSX series, known for its reliability and performance in applications requiring high interrupting capacity. It is specifically designed to handle fault currents up to 100 kA at 750 VDC, ensuring safety and operational continuity.

Technical details

• Series: Compact NSX
• Type: DC Circuit Breaker
• Configuration: 3-Pole
• Rated Voltage: 750 VDC
• Interrupting Capacity: 100 kA at 750 VDC
• Current Rating: 400 A
• Trip Unit: TM-DC
• Enclosure Type: Compact

Applications & compatibility

This circuit breaker is suitable for DC power distribution systems in renewable energy installations, battery storage systems, and industrial DC motor control applications. Its high interrupting rating makes it ideal for protecting equipment in environments with significant potential fault currents, such as those found in heavy manufacturing or specialized industrial processes.

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 LV438277 or contact our technical team for cross-reference assistance with compatible Compact NSX DC components.