Siemens SIRIUS 3TK28 Contactor, 115 V ac Coil, 10 A, 3NO, 600 V ac

The SIRIUS 3TK28 5 safety relay combines solid-state safety functionality and two redundant contacting auxiliary contactors. These safety relays/contactors are supplied ready assembled, wired, tested and certified as a single unit. Available with spring-loaded or screw terminals.

Enabling circuits, floating
AC-15/DC-13 switching capacity
Protective separation
Autostart / monitored start
Screw and snap-on installation mounting possible
Long mechanical and electrical endurance
Certified as a complete unit
Fault minimization and cost reduction through factory wiring
Low installation costs

3TK28 56 and 3TK28 57 safety expansion modules are available for increasing the number of enabling circuits.

EN 60204-1, EN ISO 12100, EN 954-1, IEC 61508.

TUV, UL, CSA.

Safety Contactor