3-phase Solid State Relay,SSR,Solid State regulator 1.DC to AC,DC to ... phase Solid State Relay 1.AC to DC,DC to DC,AC to AC , 2.Voltage :480V/660V 3.Current 10-120A three-phase ... with LED and coverSingle phase Solid State Relay and solid state voltage regulator,SSR.SSR input:3-32VDC ,18 ... , Voltage and Current of load and control input required three-phase solid state relay