Square D TeSys K Control Relay – Model CA4KN22BW3
The Square D CA4KN22BW3 is a TeSys K series control relay featuring a balanced 2 NO + 2 NC contact configuration, rated up to 690V. Equipped with a 24V DC low-consumption coil, it offers energy-efficient operation with defined de-energization response times for predictable control circuit behavior.
Key Specifications
- Product Type: Control Relay
- Contact Configuration: 2 NO + 2 NC
- Voltage Rating: 690V
- Coil Voltage: 24V DC (Low Consumption)
- Connection Type: Screw Clamp Terminals
- De-energization NO Opening Time: 10 to 20ms
- De-energization NC Closing Time: 15 to 25ms
- Manufacturer: Square D (Schneider Electric)
- Model: CA4KN22BW3
Features
- Balanced 2 NO + 2 NC configuration for versatile control circuit logic
- 24V DC low-consumption coil for energy-efficient panel design
- Defined de-energization timing for consistent and predictable circuit response
- Screw clamp terminals for secure, vibration-resistant connections
- 690V rating suitable for high-voltage industrial control applications
Applications
Used in motor control centers, automation panels, and machine control circuits where balanced normally open and normally closed contact sets are required for interlocking, feedback, and multi-function switching operations.





