Siemens 3RT20171KB42

The Siemens 3RT20171KB42 is a globally available contactor designed for industrial automation applications requiring reliable motor control and switching capabilities. This component serves as a fundamental element in managing electrical circuits within manufacturing and processing environments.

Key Technical Features and Applications of 3RT20171KB42

• Configured for AC operation, enabling efficient control of three-phase motors in variable load conditions.
• Compact design facilitates integration into constrained control panels, optimizing space utilization.
• Equipped with robust contact materials to withstand frequent switching cycles, ensuring durability in continuous operation.
• Supports modular accessory attachment for enhanced customization and auxiliary control functions.

Typical applications include motor starters in assembly lines and controlling pumps or compressors in process automation systems where dependable switching under load is critical.