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ABB Thermal Overload Relay Direct Mount, 1 NO/1 NC, 5.7 to 7.6 A Adjustable Current Range, 2W Power Rating, TF42 Model

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Category Thermal Overload Relay Brand ABB Condition New

Specifications

Country of Origin	India
Brand	ABB
Length	88.3mm
Model	TF42
Depth	70.5mm
IP Rating	IP20
Width	45mm
Mount Type	Direct
Series	TF42
Power Rating	2W
Maximum Operating Temperature	60°C
Minimum Operating Temperature	-25°C
Terminal type	Screw
Supply Voltage	600, 690V ac/dc
Contact Voltage	690V ac/dc
Reset Method	Automatic & Manual
Normal State Configuration	1 NO/1 NC
Relay Contact Current	7.6A
Number of Auxiliary Contacts	2
Pole and Throw Configuration	3
FLC Motor Rating	5.7, 7.6A
Adjustable Current Range	5.7 → 7.6 A

Key Features

The relay features 1 NO and 1 NC auxiliary contacts for versatile control.
Adjustable current between 5.7 and 7.6 amps ensures precise motor protection.
Automatic and manual reset methods allow flexible operation and maintenance.
Screw terminal type simplifies installation and wiring.
Operates reliably within a temperature range from -25°C to 60°C.
Designed for direct mounting with a compact size of 88.3mm length, 70.5mm depth, and 45mm width.
Contact voltage rating supports up to 690V AC/DC for industrial applications.
IP20 protection rating suitable for indoor, controlled environments.

Product Description

ABB TF42 Thermal Overload Relay model TF42 is a high-quality relay designed to provide motor overload protection with a 5.7 to 7.6 amp adjustable current range and 2W power rating. It features one normally open (NO) and one normally closed (NC) auxiliary contact configuration, suitable for versatile control and monitoring tasks.

The relay includes screw terminals that make installation straightforward and reliable. It has an operating temperature range from -25°C to 60°C, enabling use in demanding industrial environments. With a contact voltage rating of 690V AC/DC, it can safely manage power circuits in various automation setups.

This direct mount relay measures 88.3mm in length, 70.5mm in depth, and 45mm in width, making it compact and easy to integrate with associated AF-series contactors.

Reset methods include both automatic and manual options, allowing convenience during system maintenance and fault recovery. The device is rated at IP20 for protection against solid objects, suitable for typical industrial indoor installations.

The TF42 series complies with a wide range of standards such as IEC/EN 60947 series, UL 508, CSA, and EMV directives, ensuring it meets international safety and performance requirements.

The relay includes 1 NO and 1 NC auxiliary contact for flexible operational control. The adjustable current range from 5.7 to 7.6A allows tailored protection depending on motor specifications. Screw terminal type ensures solid and easy electrical connections.

Wide operating temperature range supports reliable function in severe environments. Compact dimensions allow convenient mounting and integration. Contact voltage rating up to 690V AC/DC suits various industrial power configurations.

Robust construction meets IEC, UL, CSA, and other regulatory standards. Automatic and manual reset features facilitate efficient maintenance workflows. Ideal for applications in factory automation, manufacturing, and power generation sectors.

Provides critical motor overload protection to enhance equipment safety and longevity. Explore more Thermal Overload Relays and automation controls at EnvMart to protect and optimize your industrial operations.