CA4-31NRT

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

Short Product Description "The ABB CA4-31NRT is a 4-pole front-mounted auxiliary contact block designed for reliable connectivity. Equipped with screw terminals, it offers efficient and secure connections for various applications."

Product ModelCA4-31NRT

Material Number1SBN010142R1231

Product ID74575

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ConnectivityThe ABB CA4-31NRT ensures consistent and reliable connections, making it a crucial component in critical systems.
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2. Efficient DesignWith its front-mounted design and screw terminals, the CA4-31NRT provides easy access and efficient connection management.
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3. Versatile ApplicationsThis auxiliary contact block is suitable for a wide range of applications, including industrial automation, control systems, and more.
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4. Secure ConnectionsThe CA4-31NRT features robust construction and secure screw terminals, ensuring that connections remain stable and secure under various conditions.
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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 Depth / Length

39.8 mm

Product Net Height

43 mm

Product Net Weight

0.05 kg

Number of Auxiliary Contacts NO

Number of Auxiliary Contacts NC

5. Easy InstallationThe front-mounted design and accessible screw terminals make installation and maintenance of the CA4-31NRT straightforward and hassle-free.

IEC/EN 60947-5-1, UL 508, CSA C22.2 No. 14-10

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

Degree of Protection

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

Terminal Type

Ring-Tongue Terminals

Suitable For

NFZB22E NFB22E NFZB31E NFB31E NFZB40E NFB40E

Tightening Torque UL/CSA

Auxiliary Circuit 11 inÂ·lb

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

Manufacturer ID

1SBN010142R1231