ABB Auxiliary Contact, 1 Contact, 1 NC, Front Mount, Screw Terminal, 6A Contact Current, Rated Insulation Voltage CA4-01-T

ABB CA4-01-T Auxiliary Contact is a high-quality auxiliary switching device designed for industrial automation and control applications. This front-mounted contact block features 1 contact with a normally closed (NC) configuration, providing clear and reliable status feedback for control circuits.

Featuring a contact current rating of 6A and a rated insulation voltage of 690V, it is suitable for a wide range of low to medium power control tasks. The product utilizes screw terminals for secure conductor connections, accepting flexible and rigid cables from 0.75 to 2.5 mm² cross-section, ensuring safe and vibration-resistant wiring.

Designed to operate in a broad temperature range of -40°C to 70°C, it is capable of enduring harsh industrial environments. Mechanical durability of 10 million operating cycles offers extended product life and minimal maintenance downtime.

The auxiliary contact mounts directly to the front side of compatible contactors, aligning with actuator interfaces for simple installation without panel reconfiguration. It is commonly used to provide auxiliary interlock functions, status signals to PLCs, and feedback in relay-based automation systems.

Terminals meet IP20 protection to guard against accidental contact while allowing standard access for wiring within enclosures. The device meets global standards, including UL 508 and CSA C22.2 N14 approvals, ensuring compliance with safety and performance requirements.

The product features a 1 NC contact configuration delivering precise control signal status. Its 6A operational current supports typical control load requirements. The rated insulation voltage of 690V accommodates high-voltage auxiliary circuits.

Screw terminal design offers secure and vibration-resistant conductor connection. Withstands mechanical stress over 10 million cycles, ideal for industrial automation. Operates reliably from -40°C to +70°C, ensuring performance in diverse environments.

Front mounting allows easy retrofit and integration with AF and NF contactors. IP20-rated terminals provide safety and standard wiring access in enclosures.

This ABB auxiliary contact is essential for industrial, manufacturing, HVAC, and electrical automation applications. It enables efficient control logic signaling and auxiliary interlocking within control panels and motor starter assemblies.

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