The ABB Undervoltage Release (part number KXTFYUC1) is a wired device designed to provide enhanced protection for circuit breakers. Operating within a voltage range of 24 to 30V AC/DC, this release is compatible with the fixed-plug-in XT5-XT6 circuit breakers.This undervoltage release is used to monitor the voltage levels in electrical systems and ensure that the circuit breaker trips when the voltage drops below a predefined threshold. By preventing the circuit from being energized under low voltage conditions, it helps protect equipment and prevent potential damage or malfunctions.With its reliable wiring connection, the KXTFYUC1 offers a simple and efficient solution for maintaining the integrity of electrical circuits. Easy to install and configure, this undervoltage release ensures that circuit breakers function reliably, safeguarding electrical installations against unexpected voltage fluctuations. Trust ABB's quality and expertise to enhance the safety and performance of your electrical systems with the KXTFYUC1 undervoltage release.