ABB TF42-0.74 Thermal Overload Relay | 0.55A to 0.74A, Class 10

1SAZ721201R1021
ABB TF42-0.74 is a reliable and economical thermal protection device for the main motor circuit. It is specifically engineered to protect small motors in the event of an overload or phase failure. With an adjustable setting range of 0.55 to 0.74 Amperes, this relay utilizes Class 10 tripping characteristics to provide high-level safety for specialized industrial machinery and sensitive control loads.

Key Technical Features:

Proven Bimetallic Protection: Features a Class 10 trip characteristic to prevent winding damage during overcurrent conditions.

Phase Failure Sensitivity: Built-in protection mechanism that reacts quickly to phase loss, protecting the motor from unbalanced loads.

Temperature Compensation: Ensures consistent and accurate tripping in ambient operating temperatures from -25°C to +60°C.

Versatile Reset Options: Equipped with a selectable Manual/Auto reset button, a Test function for circuit verification, and a Stop button.

Seamless Integration: Designed for direct mounting to the load side of AF09, AF12, AF16, AF26, AF30, and AF38 contactors.