The ABB CA4-31NK is a 4-pole front-mounted auxiliary contact block equipped with Push-In Spring terminals, offering reliable connections in various applications.
Product ModelCA4-31NK
Material Number1SBN010146R1231
Product ID85259
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliable ConnectionsThe ABB CA4-31NK ensures consistent and reliable electrical connections, making it perfect for critical applications.
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2. Easy InstallationWith Push-In Spring terminals, the CA4-31NK offers quick and easy installation, reducing setup time and increasing efficiency.
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3. Durable DesignConstructed with high-quality materials, the CA4-31NK is designed to withstand the rigors of frequent use and harsh environments.
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4. Versatile ApplicationSuitable for a wide range of applications, including industrial control systems, motor starters, and more, the CA4-31NK is a versatile solution.
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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
3
Number of Auxiliary Contacts NC
1
5. High-Quality TerminalsThe Push-In Spring terminals provide secure and reliable connections, ensuring that your electrical system operates safely and efficiently.
Standards
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, Π= 40 °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
