The Schneider Electric Micrologic 5.2 A-Z trip unit is an electronic control module designed for the Compact NSX 250 circuit breaker series. This unit provides advanced protection and monitoring capabilities for electrical distribution systems. It is engineered to integrate seamlessly with the NSX 250 frame size, offering precise trip characteristics for enhanced safety and operational reliability.

Technical details

• Series: Micrologic 5.2 A-Z
• Type: Electronic Trip Unit
• Rating: 250 A
• Poles: 3-pole (3d configuration)
• Compatibility: Schneider Electric Compact NSX 250 circuit breakers
• Functionality: Provides adjustable overcurrent protection settings (e.g., long-time, short-time, instantaneous) and ground fault protection, depending on specific configuration.
• Control Interface: Features an electronic interface for setting protection parameters and monitoring trip events.

Applications & compatibility

This trip unit is essential for applications requiring robust circuit protection in commercial and industrial environments. It is commonly found in power distribution panels for manufacturing facilities, data centers, and building management systems where precise control over fault currents is critical to prevent equipment damage and ensure personnel safety.

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 LV431489 or contact our technical team for cross-reference assistance with compatible Compact NSX components.