The Schneider Electric Square D 685690 is an undervoltage release accessory designed to enhance the safety and operational integrity of electrical control systems. This accessory provides crucial protection against voltage fluctuations, ensuring that connected equipment is de-energized during undervoltage events to prevent damage and maintain system stability. It is specifically engineered for integration with Schneider Electric Merlin Gerin circuit breakers, offering a reliable solution for critical power management.

Technical details

• Accessory Type: Undervoltage Release
• Manufacturer Series: Square D
• Compatible Circuit Breaker Series: Merlin Gerin
• Voltage Rating: 110/127V AC
• Frequency: 50/60 Hz
• Functionality: Time-delayed response to undervoltage conditions
• Protection Mechanism: Prevents equipment operation during low voltage events

Applications & compatibility

This undervoltage release accessory is essential for applications requiring robust protection against voltage sags and failures. It is commonly deployed in industrial environments such as manufacturing plants, process control systems, and building automation where consistent power quality is paramount. Its compatibility with Merlin Gerin circuit breakers makes it a direct fit for existing installations and new projects requiring reliable undervoltage tripping.

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 685690 or contact our technical team for cross-reference assistance with compatible Merlin Gerin components.