ABB Thermal Overload Relay, 1NO 1NC, 1A - TF42-1-0

Description for ABB Thermal Overload Relay, 1NO 1NC, 1A - TF42-1-0

The ABB TF42-1-0 Thermal Overload Relay is a cost-effective, electromechanical protection device for safeguarding motors against overloads and phase failure in the main circuit. Featuring trip class 10, it delivers reliable and prompt protection. Equipped with a trip contact (NC) and signal contact (NO), it also offers selectable automatic or manual reset, a trip-free mechanism, STOP function, and trip indication. This relay easily connects directly to block contactors, making it ideal for industrial motor protection.

Specifications:

• Item Name: Thermal Overload Relay
• Model: TF42-1-0
• Article Number: B6A2049
• Manufacturer: ABB
• Color: Grey
• Manufacture Part Number: 1SAZ721201R1023
• 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): 1A
• Torque (Nm): 1.5-2.5 Nm
• Frequency: 50-60Hz
• Ingress Protection (IP Rating): IP20
• Brand Origin: Germany
• Unit: Piece

Designed for durability, the ABB TF42-1-0 provides reliable motor protection with easy integration.