Product Description

The ABB TF42-4.2 Thermal Overload Relay offers a reliable safeguard for motors and industrial applications, specifically designed for AF contactors. With an adjustable current setting of 3.1 to 4.2 amperes, this thermal relay ensures optimum protection against overload and phase failure.

• Class 10 trip accuracy for reliable motor protection.
• Automatic and manual reset options available, suitable for diverse operational requirements.
• Phase loss sensitivity and temperature compensation from -25 to +60 degrees Celsius ensure stable operation under various conditions.

Product Highlights

This relay enables direct mounting onto block contactors and features trip-free mechanism along with status indications and a test function. It's robust for both single-phase and three-phase applications.

Product Information

Standard Information

• Brand: ABB
• MPN: TF42-4.2

Technical Specifications

• Current Range: 3.1-4.2 Amperes
• Protection: Overload and phase failure
• Mounting Type: Direct mounting to block contactors
• Reset Type: Manual/Auto selectable
• Temperature Compensation: -25 to +60 degrees Celsius
• UNSPSC Code: 39121521