Description
TF42-24 Thermal Overload Relay
The TF42-24 thermal overload relay is an economic electromechanical protection device for the main circuit. It offers reliable and fast protection for motors in the event of overload or phase failure. The device has trip class 10. Further features are the temperature compensation, trip contact (NC), signal contact (NO), automatic- or manual reset selectable, trip-free mechanism, STOP function and a trip indication. The overload relays are connected directly to the block contactors. Single mounting kits are available as accessory.
Setting Range: 20 … 24 A
Rated Operational Voltage: Auxiliary Circuit 600 V AC/DC, Main Circuit 690 V AC, Main Circuit 600 V DC
Rated Operational Current: 24 A
Degree of Protection: IP20
Pollution Degree: 3
Dimensions (W x H x D): 4.5 cm x 8.83 cm x 7.05 cm
Weight: 0.145 kg
Number of Poles: 3P
Auxiliary Contacts: 1 NC, 1 NO
Power Loss per Pole: 1.8 … 2.6 W
Operating Temperature Range: -25 … +60 °C (compensated), Storage -50 … +80 °C
Max Operating Altitude: 2000 m
Standards: IEC/EN 60947-1, IEC/EN 60947-4-1, IEC/EN 60947-5-1, UL 60947-1, UL 60947-4-1, IEC 60335-2-40 A2L
Suitable For: AF09, AF12, AF16, AF26, AF30, AF38
Customs Tariff Code: 85364900