Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	ABB
	FLC Motor Rating	20 → 24 A
	Contact Current Rating	24 A
	Range	AF Range
	Pole Configuration	3P
	Series	TF42
	Mounting Style	Direct Contactor
	Power Rating	2.6 W
	Normal State Configuration	NO/NC
	Reset Method	Automatic, Manual
	Terminal Type	Screw
	Width	45mm
	Number Of Auxiliary Contacts	2
	Length	88.3mm
	Depth	70.5mm
	Maximum Operating Temperature	+60°C
	Minimum Operating Temperature	-25°C
	Operating Temperature Range	-25 → +60 °C
	Contact Voltage Rating	690 V ac/dc
	Supply Voltage	600 V

	Select all
	Brand ABB
	FLC Motor Rating 20 → 24 A
	Contact Current Rating 24 A
	Range AF Range
	Pole Configuration 3P
	Series TF42
	Mounting Style Direct Contactor
	Power Rating 2.6 W
	Normal State Configuration NO/NC
	Reset Method Automatic, Manual
	Terminal Type Screw
	Width 45mm
	Number Of Auxiliary Contacts 2
	Length 88.3mm
	Depth 70.5mm
	Maximum Operating Temperature +60°C
	Minimum Operating Temperature -25°C
	Operating Temperature Range -25 → +60 °C
	Contact Voltage Rating 690 V ac/dc
	Supply Voltage 600 V

ABB TF42 Series Thermal Overload Relay, 24A Contact Current, 2.6W - TF42-24

The ABB thermal overload relay is a vital electromechanical protection device designed for the main circuit, primarily used in the automation, electronics, electrical, and mechanical industries. Specifically created to safeguard motors against overload and phase failures, this relay is essential for ensuring smooth operations and preventing damage due to electrical faults.

Features & Benefits

• The thermal overload relay allows users to set the current rating for overload protection, ensuring optimal performance tailored to specific requirements
• This relay offers the convenience of both automatic and manual reset options, giving users flexibility in managing operations and maintenance
• With a mounting style of direct contactor, it can be easily installed onto block contactors for seamless integration within electrical systems
• The 1NO and 1NC configuration ensures reliable performance with two auxiliary contacts to enhance safety and operational efficiency

Applications

• Ideal for protecting motors against overload and phase failures in industrial settings.
• Suitable for three- and single-phase applications in the automation industry.
• Widely used in electrical systems requiring reliable overload protection and phase loss sensitivity.

Can it be used for single-phase motor protection?

Yes, the ABB TF42-24 thermal overload relay is suitable for both single-phase and three-phase applications.

Will it work in extreme temperatures?

It operates within a temperature range of -25°C to +60°C, making it suitable for various environmental conditions.

Is the reset method customizable?

Yes, users have the option to choose between automatic and manual reset methods for added convenience.

Does it provide status indication features?

Yes, it has status indication capabilities to help users monitor the relay's performance easily.

Can it be mounted directly onto contactors?

Yes, the TF42-24 is designed for direct mounting onto block contactors for seamless integration within electrical setups.

ABB TF42 Thermal Overload Relay 1NO + 1NC, 20 → 24 A F.L.C, 24 A Contact Rating, 2.6 W, 3P, AF Range

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