The ABB EF65-70 is a self-supplied electronic overload relay designed for reliable and fast motor protection against overload and phase failure. It offers a wide setting range, high accuracy, and an extended operational temperature range, making it a versatile solution for standard motor applications. With selectable trip classes (10E, 20E, 30E), temperature compensation, and integrated trip and signal contacts, it provides comprehensive protection. Features like automatic or manual reset, a trip-free mechanism, and STOP/Test functions enhance usability. The EF65-70 connects directly to contactors, with single mounting kits available as accessories. It also boasts ATEX and IECEx certification..The ABB EF65-70 is an electronic overload relay with a setting range of 25-70A. It operates without an external supply and offers protection against overload and phase failure. Key features include temperature compensation, a trip contact (NC), a signal contact (NO), selectable automatic or manual reset, a trip-free mechanism, and STOP/Test functions. It has a rated insulation voltage (Ui) of 1000 volts and an operational voltage of 600 volts AC/DC for the auxiliary circuit and 1000 volts AC for the main circuit. The device has 3 poles and is compatible with the E/EF product range. Its dimensions are 131.2 mm in height, 70 mm in width, and 105.2 mm in depth, with a weight of 0.821 kg.