The ABB TF65-33 is an economic and reliable electromechanical thermal overload relay designed for the protection of the main circuit. It offers fast protection for motors against overload and phase failure, featuring a trip class of 10. This relay includes temperature compensation, a normally closed (NC) trip contact, a normally open (NO) signal contact, and selectable automatic or manual reset. It also incorporates a trip-free mechanism, a STOP function, and trip indication. The TF65-33 connects directly to block contactors, with single mounting kits available as accessories..The ABB TF65-33 is a thermal overload relay with an adjustable current range of 25 - 33 A. It has a maximum service voltage (Ue) of 690V and uses screw connections for the main current circuit. The relay provides 1 normally closed auxiliary contact, 1 normally open auxiliary contact, and 1 changeover auxiliary contact. It operates with a trip class of 10 and supports automatic reset functionality, as well as a push-button reset function. The device also features a trip-free mechanism and trip indication.