Manufacturer: Siemens
Type: Sirius Safety Relay
Model: 3TK2827-1BB40
Family: SIRIUS
Control supply voltage: 24 V DC
Insulation voltage rated value Ui: 300 V
Surge voltage resistance rated value Uimp: 4 KV
Designed for: Emergency-Stop and Safety Doors
Type of the safety-related wiring of the inputs: single-channel and two-channel
Contacts: 2 Normally open (instantaneous contact), 2 Normally open (delayed switching), 1 Normally closed
Type of electrical connection: screw-type terminals
Touch protection against electrical shock: finger-safe
Operating Temperature: -25 … +60 °C
Degree of Protection: IP20
Dimensions: 44.8 x 138.5 x 120 mm