CA4-31EK

Name: CA4-31EK
Brand: ABB
SKU: CA4-31EK

The CA4-31EK is a 4-pole front-mounted auxiliary contact block designed for reliable and efficient electrical connections. Equipped with Push-In Spring terminals, it offers a versatile solution for various applications.

Product ModelCA4-31EK

Material Number1SBN010146R1031

Product ID83831

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Electrical ConnectionsThe CA4-31EK ensures consistent and reliable electrical connections, making it perfect for critical applications.
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2. Durable DesignConstructed with high-quality materials, the CA4-31EK is built to last, providing long-lasting performance in demanding environments.
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3. Easy InstallationFeaturing Push-In Spring terminals, the CA4-31EK offers easy and quick installation, reducing setup time and increasing efficiency.
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4. Versatile ApplicationsSuitable for a wide range of applications, including industrial automation and control systems, the CA4-31EK is a versatile solution for various electrical needs.
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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

43 mm

Product Net Depth / Length

39.5 mm

Product Net Height

45 mm

Product Net Weight

0.05 kg

Number of Auxiliary Contacts NO

Number of Auxiliary Contacts NC

5. High-Quality ManufacturingManufactured by ABB, a leading brand in electrical solutions, the CA4-31EK guarantees top-grade quality and performance.

IEC/EN 60947-5-1, UL 60947-5-1, CSA C22.2 No. 60947-5-1-14

Rated Operational Voltage

Auxiliary Circuit 690 V

Rated Frequency (f)

Auxiliary Circuit 50 / 60 Hz

Conventional Free-air Thermal Current (Ith)

acc. to IEC 60947-5-1, Î = 40 Â°C 16 A

Rated Operational Current AC-15 (Ie)

(500 V) 2 A (690 V) 2 A (24 / 127 V) 6 A (220 / 240 V) 4 A (400 / 440 V) 3 A

Rated Short-time Withstand Current Low Voltage (Icw)

for 0.1 s 140 A for 1 s 100 A

Maximum Electrical Switching Frequency

(AC-15) 1200 cycles per hour (DC-13) 900 cycles per hour

Rated Operational Current DC-13 (Ie)

(24 V) 6 A / 144 W (48 V) 2.8 A / 134 W (72 V) 1 A / 72 W (110 V) 0.55 A / 60 W (125 V) 0.55 A / 69 W (220 V) 0.27 A / 60 W (250 V) 0.27 A / 68 W (400 V) 0.15 A / 60 W (500 V) 0.13 A / 65 W (600 V) 0.1 A / 60 W

Rated Insulation Voltage (Ui)

acc. to IEC 60947-5-1 690 V acc. to UL/CSA 600 V

Rated Impulse Withstand Voltage (Uimp)

6 kV

Maximum Mechanical Switching Frequency

3600 cycles per hour

Connecting Capacity Auxiliary Circuit

Flexible with Ferrule 1/2x 0.5 ... 2.5 mmÂ² Flexible with Insulated Ferrule 1/2x 0.5 ... 1.5 mmÂ² Flexible 1/2x 0.5 ... 2.5 mmÂ² Rigid Solid 1/2x 1 ... 2.5 mmÂ²

Wire Stripping Length

Auxiliary Circuit 10 mm

Degree of Protection

acc. to IEC 60529, IEC 60947-1, EN 60529 Auxiliary Terminals IP20

Terminal Type

Push-in Spring Terminals

Suitable For

AF09 AF09Z AF16 AF16Z AF26 AF26Z AF30 AF30Z AF38 AF38Z AF40 AF52 AF65 AF80 AF96 AFC09 AFC16 AFC26 AFC30 AFC38 AF09B AF09ZB AF16B AF16ZB AF26B AF26ZB AF30B AF30ZB AF38B AF38ZB AF40B AF52B AF65B AF80B AF96B

Connecting Capacity Auxiliary Circuit UL/CSA

Rigid Solid 1/2x 18-14 AWG

Object Classification Code

ETIM 7

EC000041 - Auxiliary contact block

ETIM 8

EC000041 - Auxiliary contact block

ETIM 9

EC000041 - Auxiliary contact block

eClass

V11.0 : 27371302

UNSPSC

39121522

IDEA Granular Category Code (IGCC)

4743 >> Auxiliary contact block

E-Number (Finland)

3708039

E-Number (Sweden)

3210649

Manufacturer ID

1SBN010146R1031