Ensure reliable and fast protection for your motors with the ABB TF65-40 Thermal Overload Relay. This economic electromechanical device safeguards against overload and phase failure, preventing motor winding overheating. Designed for direct connection to ABB block contactors, it features a trip class 10, temperature compensation, and selectable automatic or manual reset. It also includes a trip contact (NC), a signal contact (NO), a trip-free mechanism, and a STOP function with trip indication..The ABB TF65-40 is a thermal overload relay designed for motor protection. It operates within a current setting range of 30-40A and has a rated insulation voltage of 690V. The relay provides combined magnetic and thermal protection and features 3 poles. It is compatible with TA/TF series contactors and can be mounted on a 35mm DIN rail or directly onto contactors. The relay offers 1 normally open (NO) and 1 normally closed (NC) auxiliary contact. It operates within an ambient air temperature range of -40 to +70 degrees Celsius.