TA25DU-0.4M

Name: TA25DU-0.4M
Brand: ABB
SKU: TA25DU-0.4M

The ABB TA25DU-0.4M thermal overload relay is an economic electromechanical protection device designed for main circuits. It offers reliable and fast protection, with features like automatic or manual reset and trip indication, making it ideal for 0.25-0.4A applications[1][4].

Product ModelTA25DU-0.4M

Material Number1SAZ211201R2013

Product ID76406

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe TA25DU-0.4M provides fast and reliable protection for motors, ensuring they operate within safe parameters to prevent damage and downtime.
2
2. Automatic or Manual ResetUsers can select between automatic or manual reset, allowing for flexibility in operation and maintenance procedures.
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3. Trip IndicationThe relay includes a trip indication feature, which signals when the motor has exceeded its safe operating temperature, facilitating quick intervention.
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4. Trip-Free MechanismThe TA25DU-0.4M features a trip-free mechanism, ensuring that the relay cannot be accidentally tripped during normal operation, enhancing safety and reliability.
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Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

44 mm

Product Net Height

80 mm

Product Net Depth / Length

94 mm

Product Net Weight

0.15 kg

Rated Operational Voltage

Main Circuit 690 V AC Main Circuit 440 V DC

Rated Operational Current (Ie)

0.4 A

5. Compact DesignWith dimensions of 80 mm H x 44 mm W x 94 mm D, the relay is compact and easy to integrate into various electrical systems, making it a versatile solution for motor protection.

Rated Frequency (f)

Auxiliary Circuit 50 Hz Auxiliary Circuit 60 Hz Auxiliary Circuit DC Main Circuit 60 Hz Main Circuit 50 Hz Main Circuit DC

Number of Poles

Number of Auxiliary Contacts NC

Number of Auxiliary Contacts NO

Number of Protected Poles

Conventional Free-air Thermal Current (Ith)

Auxiliary Circuit NC 5 A Auxiliary Circuit NO 5 A

Rated Operational Current AC-15 (Ie)

(120 V) NC 3 A (120 V) NO 1.5 A (240 V) NC 3 A (240 V) NO 1.2 A (400 V) NC 0.75 A (400 V) NO 0.37 A (440 V) NC 0.75 A (440 V) NO 0.37 A (500 V) NC 0.3 A (500 V) NO 0.25 A

Degree of Protection

Housing IP20 Main Circuit Terminals IP10

Pollution Degree

Connecting Capacity Auxiliary Circuit

Flexible 1/2x 0.75 ... 2.5 mmÂ² Rigid 1/2x 0.75 ... 4 mmÂ²

Connecting Capacity Main Circuit

Flexible with Ferrule 1x 0.75 ... 4 mmÂ² Flexible with Ferrule 2x 0.75 ... 4 mmÂ² Flexible 1x 0.75 ... 4 mmÂ² Flexible 2x 0.75 ... 4 mmÂ² Rigid 1x 0.75 ... 4 mmÂ² Rigid 2x 0.75 ... 4 mmÂ²

Recommended Screw Driver

Auxiliary Circuit Pozidriv 1 Main Circuit Pozidriv 2

Power Loss

at Rated Operating Conditions per Pole 0.9 ... 2.2 W

Suitable For

AX09 AX12 AX18 AX25 AX32 AX40

Standards

CSA 22.2 No. 14 IEC/EN 60947-1 IEC/EN 60947-4-1 IEC/EN 60947-5-1 UL 508

Maximum Operating Voltage UL/CSA

Main Circuit 600 V AC

Contact Rating UL/CSA

(NC:) B600 (NO:) C600

Connecting Capacity Main Circuit UL/CSA

Flexible 1/2x 16-8 AWG Stranded 1/2x 16-8 AWG

Connecting Capacity Auxiliary Circuit UL/CSA

Flexible 1/2x 18-14 AWG Stranded 1/2x 18-14 AWG

Tightening Torque UL/CSA

Auxiliary Circuit 12 inÂ·lb Main Circuit 12 inÂ·lb

Ambient Air Temperature

Operation -25 ... +55 Â°C Operation Compensated -25 ... +55 Â°C Storage -40 ... +70 Â°C

Maximum Operating Altitude Permissible

2000 m

RoHS Status

Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019

Toxic Substances Control Act - TSCA

2CMT2023-006525

ETIM 5

EC000106 - Thermal overload relay

ETIM 6

EC000106 - Thermal overload relay

ETIM 7

EC000106 - Thermal overload relay

ETIM 8

EC000106 - Thermal overload relay

eClass

V11.0 : 27371501

UNSPSC

39121520

IDEA Granular Category Code (IGCC)

5364 >> Overload relay

E-Number (Finland)

3707392

Manufacturer ID

1SAZ211201R2013