ESB25-31N-03

Name: ESB25-31N-03
Brand: ABB
SKU: ESB25-31N-03

The ABB ESB25-31N-03 contactor is a versatile, 4-pole, 25A control device designed for single and three-phase loads. It can be operated with both AC and DC power, making it ideal for a wide range of industrial applications.

Product ModelESB25-31N-03

Material Number1SAE231111M0331

Product ID81372

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable OperationThe ABB ESB25-31N-03 contactor ensures reliable operation in various industrial settings, providing consistent performance under different conditions.
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2. Versatile Power CompatibilityThis contactor can be operated with both AC and DC power, making it adaptable to diverse electrical systems.
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3. Efficient ControlWith a 3NO + 1NC configuration, the ESB25-31N-03 offers efficient control over single and three-phase loads, ensuring precise management of electrical currents.
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4. Durable DesignConstructed with high-quality materials, the ESB25-31N-03 contactor is designed to withstand the rigors of industrial environments, ensuring a long service life.
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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

36 mm

Product Net Height

85 mm

Product Net Depth / Length

65 mm

Product Net Weight

0.245 kg

Rated Operational Voltage

Main Circuit 220 V DC Main Circuit 400 V AC

Rated Control Circuit Voltage (Uc)

48 V

5. Compliance with International StandardsThe ESB25-31N-03 contactor adheres to international standards such as IEC 60898-1, ensuring that it meets strict safety, technological, reliability, and functional requirements.

Rated Frequency (f)

Control Circuit 400 Hz Control Circuit 50 Hz Control Circuit 60 Hz Control Circuit DC Main Circuit 50 Hz Main Circuit 60 Hz Main Circuit DC

Rated Operational Current AC-1 (Ie)

(NC) 25 A (NO) 25 A

Rated Operational Current AC-3 (Ie)

(230 V) Single Phase, NC 6 A (230 V) Single Phase, NO 9 A (400 V) Three Phase, NO 9 A

Rated Operational Power AC-1 (Pe)

(230 V) Single Phase, NC 5.8 kW (230 V) Single Phase, NO 5.8 kW (400 V) Three Phase, NO 17.3 kW

Rated Operational Power AC-3 (Pe)

(230 V) Single Phase, NC 1.3 kW (230 V) Single Phase, NO 1.3 kW (400 V) Three Phase, NO 4 kW

Rated Operational Current AC-7a (Ie)

(NC) 25 A (NO) 25 A

Rated Operational Power AC-7a (Pe)

(230 V) Single Phase, NC 5.8 kW (230 V) Single Phase, NO 5.8 kW (400 V) Three Phase, NO 17.3 kW

Rated Operational Current AC-7b (Ie)

(230 V) Single Phase, NC 6 A (230 V) Single Phase, NO 9 A (400 V) Three Phase, NO 9 A

Rated Operational Power AC-7b (Pe)

(230 V) Single Phase, NC 0.9 kW (230 V) Single Phase, NO 1.3 kW (400 V) Three Phase, NO 4 kW

Recommended Screw Driver

Control Circuit Pozidriv 1 Main Circuit Pozidriv 1

Rated Impulse Withstand Voltage (Uimp)

6 kV

Rated Insulation Voltage (Ui)

500 V

Connecting Capacity Main Circuit

Flexible with Ferrule 1x 1.5 ... 10 mmÂ² Flexible with Ferrule 2x 1.5 ... 2.5 mmÂ² Flexible with Insulated Ferrule 1x 1.5 ... 10 mmÂ² Flexible with Insulated Ferrule 2x 1.5 mmÂ² Flexible 1x 1.5 ... 10 mmÂ² Flexible 2x 1.5 ... 4 mmÂ² Rigid 1x 1.5 ... 10 mmÂ² Rigid 2x 1.5 ... 4 mmÂ²

Connecting Capacity Control Circuit

Flexible with Ferrule 1x 1 ... 2.5 mmÂ² Flexible with Ferrule 2x 0.75 ... 1 mmÂ² Flexible with Insulated Ferrule 1x 1 ... 2.5 mmÂ² Flexible with Insulated Ferrule 2x 0.75 ... 1 mmÂ² Flexible 1x 1 ... 4.0 mmÂ² Flexible 2x 1 ... 2.5 mmÂ² Rigid 1x 1 ... 4 mmÂ² Rigid 2x 1 ... 2.5 mmÂ²

Tightening Torque

Control Circuit 0.9 NÂ·m Main Circuit 1 NÂ·m

Wire Stripping Length

Control Circuit 7 mm Main Circuit 10 mm

Degree of Protection

IP20

Electrical Durability

AC-1 (NC) 50000 cycle AC-1 (NO) 130000 cycle AC-3 (NC) 340000 cycle AC-3 (NO) 500000 cycle AC-7a (NC) 50000 cycle AC-7a (NO) 130000 cycle AC-7b (NC) 340000 cycle AC-7b (NO) 500000 cycle

Mechanical Durability

1000000 cycle

Number of Poles

Number of Auxiliary Contacts NC

Number of Auxiliary Contacts NO

Number of Main Contacts NC

Number of Main Contacts NO

Width in Number of Modular Spacings

2.0

Pollution Degree

Standards

IEC/EN 60947-1 IEC/EN 60947-4-1 IEC/EN 61095 UL 60947-1 UL 60947-4-1 IEC 60335-2-40 A2L

Maximum Operating Voltage UL/CSA

Main Circuit 480 V AC

Horsepower Rating UL/CSA

(220 ... 240 V AC) Single Phase, NC 1 Hp (220 ... 240 V AC) Single Phase, NO 1 Hp (220 ... 240 V AC) Three Phase, NO 3 Hp (440 ... 480 V AC) Single Phase, NC 2 Hp (440 ... 480 V AC) Single Phase, NO 2 Hp (440 ... 480 V AC) Three Phase, NO 5 Hp

Connecting Capacity Main Circuit UL/CSA

Solid 16-8 AWG Stranded 16-8 AWG

Connecting Capacity Control Circuit UL/CSA

Solid 16-10 AWG Stranded 16-10 AWG

Tightening Torque UL/CSA

Control Circuit 8 inÂ·lb Main Circuit 9 inÂ·lb

Ambient Air Temperature

Operation -25 ... +55 Â°C Storage -40 ... +80 Â°C

Maximum Operating Altitude Permissible

2000 m

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

11 ms Pulse 15g

RoHS Status

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

Object Classification Code

ETIM 5

EC001653 - Installation contactor for distribution board

ETIM 6

EC001653 - Installation contactor for distribution board

ETIM 7

EC001653 - Installation contactor for distribution board

eClass

V11.0 : 27142308

UNSPSC

39121529

IDEA Granular Category Code (IGCC)

4759 >> Installation contactor for distribution board

ETIM 8

EC001653 - Installation contactor for distribution board

Manufacturer ID

1SAE231111M0331