ABB Thermal Overload Relay, 1NO + 1NC, 7.6A - TF42-7-6

Description for ABB Thermal Overload Relay, 1NO + 1NC, 7.6A - TF42-7-6

The ABB TF42-7-6 Thermal Overload Relay is a cost-effective electromechanical protection device designed for main circuit applications. It provides reliable and rapid protection for motors against overload or phase failure, meeting trip class 10 standards for enhanced safety. Key features include temperature compensation, a trip contact (NC), a signal contact (NO), and options for automatic or manual reset. The device is equipped with a trip-free mechanism, STOP function, and trip indication, making it suitable for direct connection to block contactors.

Specifications:

• Item Name: Thermal Overload Relay
• Model: TF42-7-6
• Article Number: B6A2056
• Manufacturer: ABB
• Color: Grey
• Manufacture Part Number: 1SAZ721201R1040
• Auxiliary Contacts: 1 NC, 1 NO
• Operating Conditions per Pole: 1.1 - 2.0W
• Rated Impulse Withstand Voltage: 6kV (Auxiliary and Main Circuit)
• Operating Temperature: -25 to 60°C
• Storage Temperature: -50 to 80°C
• Dimensions: 45 x 88.3 x 70.5mm
• Insulation Voltage: 690V
• Voltage: 690VAC / 600VDC
• Amperage (A): 7.6A
• Torque (Nm): 1.5-2.5 Nm
• Frequency: 50-60Hz
• Ingress Protection (IP Rating): IP20
• Unit: Piece

The TF42-7-6 relay ensures efficient motor protection, enhancing operational safety and reliability in various industrial applications.