The Schneider Electric TeSys K control relay, model CA3KN40BD3, is designed for robust motor control and power switching applications within industrial automation systems. This relay is part of the TeSys K series, known for its compact size and reliability in demanding environments. It features a standard 24 V DC coil, making it suitable for integration into DC control circuits commonly found in machine tools and process control equipment.

Technical details

• Series: TeSys K
• Contact Configuration: 4 Normally Open (NO)
• Coil Voltage: 24 V DC
• Maximum Switching Voltage: Up to 690 V AC
• Control Circuit Type: DC
• Mounting Type: DIN rail or panel mount (verify mounting hardware compatibility with datasheet)
• Terminal Type: Screw terminals (verify wire gauge compatibility with datasheet)
• Enclosure Rating: IP20 (finger-safe)

Applications & compatibility

This TeSys K control relay is frequently employed in motor starter assemblies, control panels, and automation systems for packaging machinery, material handling equipment, and HVAC systems. Its 4 NO contact configuration allows for flexible circuit design, enabling simultaneous control of multiple loads or interlocking functions within a single unit. It is compatible with standard DC control voltage systems.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the CA3KN40BD3 or contact our technical team for cross-reference assistance with compatible TeSys K components.