ABB TF42-5.7 Thermal Overload Relay 4.2-5.7A

Product Description

The ABB TF42-5.7 Thermal Overload Relay is engineered to provide electromechanical protection for motors by tripping the circuit when current exceeds safe levels. This device is critical for preventing motor overload and phase failure in industrial settings.

• Class 10 overload protection with phase loss sensitivity
• Temperature compensation from -25 to +60 degrees Celsius
• Features both automatic and manual reset options

Product Highlights

Designed for direct mounting onto AF block contactors, the ABB TF42-5.7 includes a trip-free mechanism and status indication for enhanced safety and operational awareness. It accommodates three-phase and single-phase applications and is equipped with sealable operating elements to prevent tampering.

Product Information

Standard Information

• MPN: TF42-5.7
• Brand: ABB

Technical Specifications

• Amperage: 4.2-5.7 Amps
• Voltage: Main Circuit 690 VAC/VDC, Auxiliary Circuit 600 Volt
• Wire Size: 18-10 AWG
• Temperature Range: -25 to +60 degrees Celsius
• Protection Class: IP20
• UNSPSC Code: 39121521