SSR 660VAC 50A ZERO CROSS IP20; Contact Configuration:-; Load Current:50A; Operating Voltage Max:660VAC; Relay Mounting:Panel; Relay Terminals:Screw; Switching Mode:Zero Voltage Turn On; Operating Voltage Min:48VAC; Control Voltage Min:20VDC; Control Voltage Max:48VDC; Product Range:CWU Series; SVHC:No SVHC (12-Jan-2017); Control Voltage AC Max:280VAC; Control Voltage AC Min:20VAC; Control Voltage DC Max:48VDC; Control Voltage DC Min:20VDC; Control Voltage Range:20V AC to 280V AC 20V DC to 48V DC