SIEMENS SIRIUS 3TK2 827-1BB40 SAFETY RELAY

The Siemens SIRIUS 3TK2 827-1BB40 is a high-reliability safety relay designed for emergency-stop systems and safety door monitoring. Engineered for dependable industrial safety applications, this unit combines precision control with robust protection.

Manufacturer: Siemens
Type: Safety Relay with Relay Enabling Circuits
Brand: SIRIUS
Model: 3TK2 827-1BB40
REF NO: 03615762
Designed for: Emergency-Stop and Safety Doors

Technical Information

• Rated Insulation Voltage: 300 V
• Control Supply Voltage: 24 V DC
• Air Pressure: 90 / 106 kPa
• Outputs Contact: 1 N/C, 2 N/O (instantaneous contact), 2 N/O (delayed switching)
• Operating Frequency: 1000 1/h
• Adjustable OFF-Delay Time: 0.5 / 30 s
• Switching Capacity Current:
  – At AC-15 at 230 V: 5 A / 3 A
  – At DC-13 at 24 V: 5 A / 2 A
• DC Resistance of the Cable (max.): 30 Ω
• Protection Class: IP20
• Touch Protection: Finger-Safe
• Safety Device Type: Type A
• Operating Ambient Temperature: -25 / +60 °C
• Dimensions (WxHxD): 44.8 x 100 x 120 mm