The ABB EF19-6.3 is a 3-pole electronic overload relay with a current range of 1.9-6.3 AMP, designed for 690 VAC operation at 50/60 Hz. Featuring screw-type terminals and DIN rail mounting, it operates within a temperature range of -25 to +70°C with IP20 protection. Part number: 1SAX121001R1104.