The Schneider A9F06625 is a 45 Amp, 3 pole, Under Voltage Release, 3NO-3NC, 110-120 Vac/220-240 Vac Output Voltage, Din Rail Mounting Relay. This device is intended for use in low-voltage distribution systems, such as in building excitation, power factor correction, and motor control applications. It features an automatic breaker opening as soon as system voltage drops below a preset threshold, as well as an adjustable release-delay time of up to 24 hours. This relay also has an adjustable under voltage threshold and a manual reset feature.