DUA55CM44产品概述
DUA55 Single Phase Vlotage Monitoring Relays
Carlo Gavazzi DUA55 series single phase relay for detection of incorrect mains voltage. The DUA55 relay is designed to stop incorrect power supply voltage when different from the desired one. The DUA55 relay offers a wide power supply range from 208 to 480 V ac, plus selection of the different possible nominal voltages.