The Schneider Electric ComPacT NSX400HB2 circuit breaker is engineered for robust protection in demanding industrial environments. This unit, part of the ComPacT NSX series, features a MicroLogic 6.3 E-M electronic trip unit and is designed for high-fault current interruption capabilities. It is commonly specified for main power distribution and motor protection applications within manufacturing facilities.

Technical details

• Series: ComPacT NSX
• Model: NSX400HB2
• Trip Unit: MicroLogic 6.3 E-M
• Rated Current: 320 A
• Number of Poles: 3
• Interrupting Capacity: 100 kA at 690 VAC
• Voltage Rating: Up to 690 VAC
• Configuration: 3d (3-pole, double break)

Applications & compatibility

This circuit breaker is suitable for use in main distribution panels, motor control centers, and as a protective device for large motors and equipment in industries such as chemical processing, water treatment, and heavy manufacturing. Its high interrupting rating makes it ideal for applications where significant fault currents are anticipated.

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 C40W36M320 Schneider Electric or contact our technical team for cross-reference assistance with compatible ComPacT NSX components.