The Schneider Electric Masterpact NW63H1 is a high-capacity air circuit breaker designed for robust power distribution and protection in demanding industrial environments. This drawout-type breaker, rated for 6300 Amperes and featuring 3 poles, is a critical component for ensuring the safety and reliability of large electrical systems. It is commonly integrated into main switchboards and distribution panels within heavy manufacturing facilities, data centers, and utility substations.

Technical details

• Series: Masterpact NW
• Model Designation: NW63H1
• Current Rating: 6300 A
• Number of Poles: 3
• Mounting Type: Drawout
• Trip Unit: Sold separately (w/o trip unit)
• Frame Size: NW63
• Configuration: Designed for main incoming or feeder breaker applications.

Applications & compatibility

This Masterpact NW63H1 circuit breaker is engineered for use in large-scale power distribution systems, including main distribution switchboards, motor control centers, and critical power applications. It is suitable for protecting electrical infrastructure in industries such as petrochemical plants, mining operations, large commercial buildings, and renewable energy facilities where reliable and high-fault current interruption is paramount.

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 48348 Schneider Electric Masterpact NW63H1 or contact our technical team for cross-reference assistance with compatible Masterpact components.