ABB Thermal Overload Relay, 1NO 1NC, 1.7A - TF42-1-7

Description for ABB Thermal Overload Relay, 1NO 1NC, 1.7A - TF42-1-7

The ABB TF42-1-7 Thermal Overload Relay provides economical, electromechanical protection for motors within the main circuit. It is designed to offer quick and dependable protection against overloads and phase failures, featuring a trip class 10 for optimal motor safety. Key functionalities include temperature compensation, a trip contact (NC), signal contact (NO), selectable automatic or manual reset, trip-free mechanism, STOP function, and trip indication. Compatible with block contactors, this relay ensures ease of use in various industrial applications.

Specifications:

• Item Name: Thermal Overload Relay
• Model: TF42-1-7
• Article Number: B6A2051
• Manufacturer: ABB
• Color: Grey
• Manufacture Part Number: 1SAZ721201R1028
• 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): 1.7A
• Torque (Nm): 1.5-2.5 Nm
• Frequency: 50-60Hz
• Ingress Protection (IP Rating): IP20
• Brand Origin: Germany
• Unit: Piece

The TF42-1-7 relay is engineered to enhance motor safety with easy installation and reliable overload protection.