Siemens SIRIUS 3TK28 Safety Relay, 115V ac, Dual-Channel, 4 Safety Contacts

The SIRIUS 3TK28 34 Safety Relay for Two Hand Control provides the special functionality needed in press control systems. The relays are equipped to monitor two different, redundant input signals and evaluate the simultaneous actuation.

For use with 2 hand operator consoles eg. press control systems
For use up to category 4 according to EN 954-1
Compliance to B-standard EN 574 Type III C
Short circuit protection