SIEMENS 3TK28 23-1CB30 SAFETY RELAY
The Siemens 3TK28 23-1CB30 safety relay is engineered for dependable emergency-stop functionality in industrial applications. Built to IEC and VDE safety standards, it ensures rapid and secure disconnection in hazardous situations. Its compact design, robust build, and reliable performance make it a critical component in safety control systems.
Manufacturer: Siemens
Type: Safety Relay
Model: 3TK28 23-1CB30
INST ORD NO: 3ZX1012-0TK28-2CA1
Standard: IEC 00947-5-1 / VDE 0660 T200
Technical Information
- Control Supply Voltage: 24 V DC/AC
- Frequency: 50/60 Hz
- Number of Sensor Inputs: 1
- Design: For emergency-stop units
- Electrical Connection: Screw-type terminals
- Shock Protection: Finger-safe
- Air Pressure: 90 / 106 kPa
- Insulation Voltage (Rated): 300 V
- Ambient Temperature: -25 / 60 °C
- Protection Class (Enclosure / Terminal): IP 40 / IP 20
- Dimensions: 22.8 x 120 x 100 mm












