The Schneider Electric Compact NSXm F circuit breaker, model LV426777, is a 4-pole device designed for robust electrical protection in industrial environments. This breaker is part of the NSXm F series, engineered for demanding applications requiring high breaking capacity. It features a Micrologic Vigi 4.1 electronic trip unit for advanced protection and control functions.

Technical details

• Series: Compact NSXm F
• Poles: 4
• Rated current: 100 A
• Breaking capacity: 36 kA at 415 VAC
• Trip unit: Micrologic Vigi 4.1 (residual current protection integrated)
• Connection type: Compression lugs and busbar connectors
• Integrated residual current detection (Vigi)
• Adjustable overload and short-circuit protection thresholds (refer to datasheet for specific ranges)
• Adjustable earth-leakage trip delay (refer to datasheet for specific ranges)

Applications & compatibility

This circuit breaker is suitable for use in motor control centers, distribution boards, and power distribution systems within manufacturing facilities, process plants, and infrastructure projects. It provides reliable protection for circuits supplying machinery such as pumps, fans, conveyors, and HVAC systems.

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 LV426777 or contact our technical team for cross-reference assistance with compatible Compact NSXm F components.