The Schneider Electric TeSys K CA3KN40MD3 is a control relay designed for demanding industrial environments. This 4-pole relay features four normally open (4NO) contacts, suitable for switching auxiliary circuits or controlling smaller loads within larger automation systems. It operates with a 220V DC coil voltage, making it compatible with DC control power supplies commonly found in machine control panels.

Technical details

• Series: TeSys K
• Contact Configuration: 4 Pole (4 Normally Open - 4NO)
• Coil Voltage: 220V DC
• Maximum AC-15 Utilization Category Rating: 690V
• Terminal Type: Screw Terminals
• Mounting Type: DIN Rail or Panel Mount
• Enclosure Rating: IP20 (Finger Safe)
• Operating Temperature Range: -25°C to +55°C

Applications & compatibility

This TeSys K control relay is frequently integrated into control panels for machine tools, material handling systems, and packaging equipment. Its robust design and reliable switching capabilities ensure consistent performance in applications requiring auxiliary control functions or interlocks. It is compatible with standard industrial DC control circuits.

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 CA3KN40MD3 or contact our technical team for cross-reference assistance with compatible TeSys K components.