Features

• EN 60204-1, EN ISO 12100, EN 954-1, IEC 61508. TUV, UL, CSA. 3TK28 56 and 3TK28 57 safety expansion modules are available for increasing the number of enabling circuits. SIRIUS 3TK28 5 Safety Relays with contactor relay enabling circuits. 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