

SM301/SM500/SM501/SM800/SM600 - SM301 Single Phasing Preventor Fail Safe, 40VAC Asym, 415VAC 1C/O - a protective monitoring relay/device that safeguards motors and electrical panels against supply faults such as phase loss, voltage fluctuation, current overload, or earth leakage. Suited for industrial panels, motor control centres, and critical load protection. Catalogue No: MA51BK.













