The Schneider Electric LV433643 is a 4-pole, 4d fixed circuit breaker from the ComPact NSX400HB2 series, engineered for robust electrical protection. This unit integrates a MicroLogic 2.3 trip unit, providing precise current management for demanding industrial environments. Its design prioritizes both significant breaking capacity and efficient space utilization within electrical distribution systems.

Technical details

• Series: ComPact NSX400HB2
• Poles: 4
• Configuration: 4d fixed
• Trip Unit: MicroLogic 2.3
• Current Rating: 400 A
• Breaking Capacity: 100 kA at 690 VAC
• Mounting Type: Fixed
• Protection Functions: Overload and short-circuit protection (specific settings depend on MicroLogic 2.3 configuration)

Applications & compatibility

This circuit breaker is suitable for use in main distribution panels, motor control centers, and as a protective device for large electrical loads in manufacturing facilities. It is commonly found in applications requiring high fault current withstand capabilities, such as in heavy industry, data centers, and commercial buildings with substantial power demands.

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 LV433643 or contact our technical team for cross-reference assistance with compatible ComPact NSX components.