ABB Thermal Overload Relay, 1NO 1NC, 0.74A- TF42-0-74

Description for ABB Thermal Overload Relay, 1NO 1NC, 0.74A- TF42-0-74

The ABB TF42-0-74 Thermal Overload Relay is an efficient electromechanical solution designed to protect motors against overloads and phase failures in the main circuit. Featuring trip class 10, this relay ensures rapid and reliable motor protection. It includes temperature compensation, trip contact (NC), and signal contact (NO), along with selectable automatic or manual reset, a trip-free mechanism, STOP function, and trip indication. Specifically built to connect directly to block contactors, this relay is ideal for safeguarding industrial motors.

Specifications:

• Item Name: Thermal Overload Relay
• Model: TF42-0-74
• Article Number: B6A2048
• Manufacturer: ABB
• Color: Grey
• Manufacture Part Number: 1SAZ721201R1021
• 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): 0.74A
• Torque (Nm): 1.5-2.5 Nm
• Frequency: 50-60Hz
• Ingress Protection (IP Rating): IP20
• Brand Origin: Germany
• Unit: Piece

Engineered for durability and reliability, the ABB TF42-0-74 Thermal Overload Relay is ideal for industrial motor protection.