The Schneider Electric Square D S48491 is a shunt trip/close accessory designed for use with MasterPact NW and Y-frame circuit breakers. This component provides remote tripping and closing capabilities, enhancing the operational flexibility and safety of electrical distribution systems. It is engineered to function within a specific voltage range, ensuring compatibility with standard control power sources.

Technical Details

• Series: Square D MasterPact NW/Y-frame accessory
• Voltage Compatibility: 24 to 30 volts AC/DC
• Functionality: Shunt trip and shunt close
• Control Input: Requires a control voltage within the specified range for operation
• Mounting: Designed for direct integration into compatible MasterPact circuit breaker frames
• Actuation: Provides electrical means for remote tripping and closing operations
• Indicator: May include status indication for trip/close commands (verify with datasheet)

Applications & Compatibility

This shunt trip/close accessory is essential for applications requiring remote control of MasterPact NW and Y-frame circuit breakers. It is commonly deployed in critical infrastructure, industrial facilities, and data centers where automated or remote switching operations are necessary for system management, fault response, or load shedding. Its compatibility is limited to the specified Schneider Electric MasterPact breaker series.

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 Square D S48491 or contact our technical team for cross-reference assistance with compatible MasterPact components.