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Conventional free-air thermal current
Auxiliary Circuit NC 6 AAuxiliary Circuit NO 4 A
Degree of protection
IP20
Number of auxiliary contacts NC
1
Number of auxiliary contacts NO
1
Number of protected poles
3
Pollution degree
3
Rated impulse withstand voltage
Auxiliary Circuit 6 kVMain Circuit 6 kV
Rated insulation voltage
690 V
Rated operational current (Ie)
5.7 A
Rated operational voltage
Auxiliary Circuit 600 V AC/DCMain Circuit 690 V ACMain Circuit 600 V DC
Recommended screw driver
Main Circuit Pozidriv 2
Setting range
4.2 ... 5.7 A
Suitable for
AF09AF12AF16AF26AF30AF38
Tightening torque
Auxiliary Circuit 1 ... 1.5 NmMain Circuit 1.5 ... 2.5 Nm
Wire stripping length
Auxiliary Circuit 9 mmMain Circuit 12 mm
The TF42-5.7 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.
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