The ABB CA5-31U is a 4-pole front-mounted auxiliary contact block featuring screw terminals. It offers reliable electrical connections, making it suitable for various applications.
Product ModelCA5-31U
Material Number1SBN010040R1331
Product ID85525
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliable Electrical ConnectionsThe CA5-31U ensures consistent and reliable electrical connections, reducing the risk of failures and downtime.
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2. Front-Mounted DesignIts front-mounted design makes it easy to access and install, saving time and effort during maintenance and setup.
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3. 4-Pole ConfigurationThe 4-pole configuration provides ample space for multiple connections, accommodating complex electrical systems with ease.
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4. Screw Terminal AssortmentEquipped with screw terminals, this contact block offers a secure and efficient way to connect electrical components, ensuring durability and performance.
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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 mm
Product Net Height
47 mm
Product Net Weight
0.06 kg
Number of Auxiliary Contacts NO
3
Number of Auxiliary Contacts NC
1
5. Versatile ApplicationsSuitable for a wide range of applications, including industrial automation, control systems, and more, the CA5-31U is a versatile choice for any electrical project.
Rated Operational Voltage
Auxiliary Circuit 690 V
Rated Frequency (f)
Auxiliary Circuit 50 / 60 Hz
Rated Operational Current AC-15 (Ie)
(500 V) 2 A (690 V) 2 A (24 / 127 V) 6 A (220 / 240 V) 4 A (380 / 400 V) 3 A
Rated Short-time Withstand Current Low Voltage (Icw)
for 0.1 s 140 A for 1 s 100 A
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) 0.30 A / 66 W (250 V) 0.3 / 75 W
Rated Insulation Voltage (Ui)
acc. to IEC 60947-5-1 690 V acc. to UL/CSA 600 V
Degree of Protection
acc. to IEC 60529, IEC 60947-1, EN 60529 Auxiliary Terminals IP20
