The Schneider Electric Masterpact P&P NW12 H1 circuit breaker is engineered for robust electrical distribution in demanding industrial environments. This 4-pole breaker, identified by the part number EF548266, is a key component for systems requiring high current handling capabilities, specifically rated for 1250 Amperes. Its design prioritizes reliability and operational efficiency within complex power distribution networks.

Technical details

• Series: Masterpact P&P
• Model Designation: NW12 H1
• Poles: 4
• Current Rating: 1250 A
• Frame Size: NW12 (indicative of its physical size and interrupting capacity class)
• Interrupting Capacity: Specific interrupting capacity ratings should be verified against the manufacturer's datasheet for the EF548266 model, as this is not explicitly encoded in the provided information.
• Voltage Rating: Standard industrial voltage ratings for this series typically range from 208V to 690V AC; confirm specific voltage compatibility with the datasheet.
• Trip Unit Type: H1 (This designation typically refers to a specific type of electronic trip unit, providing advanced protection features. Further details on its specific functions and settings should be obtained from the manufacturer's documentation.)

Applications & compatibility

This Schneider Electric Masterpact circuit breaker is commonly deployed in main distribution panels, motor control centers, and large industrial facilities. Its high current rating makes it suitable for protecting critical power circuits in heavy manufacturing, data centers, and infrastructure projects where reliable and safe power management is paramount. Ensure compatibility with your specific system architecture and protection coordination requirements by consulting the technical documentation.

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 EF548266 or contact our technical team for cross-reference assistance with compatible Masterpact components.