T16-0.31

Name: T16-0.31
Brand: ABB
SKU: T16-0.31

The ABB T16-0.31 thermal overload relay provides reliable motor protection with adjustable current settings, phase loss sensitivity, and automatic/manual reset options. Suitable for three- and single-phase applications.

Product ModelT16-0.31

Material Number1SAZ711201R1013

Product ID87541

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Motor ProtectionThe ABB T16-0.31 thermal overload relay ensures your motors are protected against overloads and phase failures, ensuring continuous operation.
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2. Adjustable Current SettingsCustomize the relay to match your motor's specific needs with adjustable current settings, providing precise protection.
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3. Phase Loss SensitivityDetects phase loss quickly, ensuring immediate action to prevent damage to your motor.
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4. Automatic/Manual Reset OptionsChoose between automatic or manual reset options to suit your operational needs, ensuring minimal downtime.
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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

45 mm

Product Net Height

76.7 mm

Product Net Depth / Length

53.5 mm

Product Net Weight

0.1 kg

Setting Range

0.075 ... 0.600 A

Rated Operational Voltage

Auxiliary Circuit 600 V AC/DC Main Circuit 690 V AC

5. Versatile ApplicationSuitable for both three- and single-phase applications, making it a versatile solution for various industrial settings.

Rated Operational Current (Ie)

0.31 A

Rated Frequency (f)

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

Rated Impulse Withstand Voltage (Uimp)

Auxiliary Circuit 6 kV Main Circuit 6 kV

Rated Insulation Voltage (Ui)

690 V

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 6 A Auxiliary Circuit NO 4 A

Rated Operational Current AC-15 (Ie)

(120 V) NC 3 A (120 V) NO 0.5 A (240 V) NC 3 A (240 V) NO 0.5 A (400 V) NC 0.75 A (400 V) NO 0.5 A (500 V) NC 0.75 A (500 V) NO 0.5 A

Rated Operational Current DC-13 (Ie)

(125 V) NC 0.55 A (125 V) NO 0.55 A (24 V) NC 1.25 A (24 V) NO 1.25 A (250 V) NC 0.27 A (250 V) NO 0.27 A (500 V) NC 0.15 A (500 V) NO 0.15 A (60 V) NC 0.55 A (60 V) NO 0.55 A

Degree of Protection

IP20

Pollution Degree

Connecting Capacity Auxiliary Circuit

Flexible with Ferrule 1/2x 0.75 ... 2.5 mmÂ² Flexible with Insulated Ferrule 1x 0.75 ... 2.5 mmÂ² Flexible with Insulated Ferrule 2x 0.75 ... 1.5 mmÂ² Flexible 1/2x 0.75 ... 1 mmÂ² Flexible 1/2x 1 ... 2.5 mmÂ² Rigid 1/2x 0.75 ... 4 mmÂ²

Connecting Capacity Main Circuit

Flexible with Ferrule 1/2x 0.75 ... 4 mmÂ² Flexible with Insulated Ferrule 1/2x 0.75 ... 4 mmÂ² Flexible 1/2x 0.75 ... 4 mmÂ² Solid 1/2x 0.75 ... 1.5 mmÂ² Solid 1/2x 1.5 ... 4 mmÂ² Stranded 1/2x 1 ... 4 mmÂ²

Tightening Torque

Auxiliary Circuit 1 ... 1.2 NÂ·m Main Circuit 1.1 ... 1.5 NÂ·m

Wire Stripping Length

Auxiliary Circuit 9 mm Main Circuit 12 mm

Recommended Screw Driver

Main Circuit Pozidriv 2

Power Loss

at Rated Operating Conditions per Pole 1.1 ... 2.0 W

Suitable For

B6 BC6 B7 BC7 VB6 VBC6 VB7 VBC7 MC1 MC2 AS09 AS12 AS16

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

Maximum Operating Voltage UL/CSA

Main Circuit 600 V AC

Contact Rating UL/CSA

(NC:) B600 (NC:) Q600 (NO:) Q600 (NO:) D300

Connecting Capacity Main Circuit UL/CSA

Flexible 1/2x 18-12 AWG Stranded 1/2x 18-10 AWG

Connecting Capacity Auxiliary Circuit UL/CSA

Flexible 1/2x 18-12 AWG Stranded 1/2x 18-12 AWG

Tightening Torque UL/CSA

Auxiliary Circuit 9 ... 11 inÂ·lb Main Circuit 9 ... 13 inÂ·lb

Ambient Air Temperature

Operation -25 ... +60 Â°C Operation Compensated -25 ... +60 Â°C Storage -50 ... +80 Â°C

Ambient Air Temperature Compensation

Yes

Maximum Operating Altitude Permissible

2000 m

Resistance to Shock acc. to IEC 60068-2-27

11 ms Pulse 22g

Resistance to Vibrations

3g 3 ... 150 Hz

RoHS Status

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

Toxic Substances Control Act - TSCA

2CMT2023-006525

Object Classification Code

ETIM 4