Description

Siemens Sirius 3TK28 30-1AL20 Safety Relay Expansion Unit, 4NO, 230VAC


SIRIUS 3TK28 30 Expansion Unit

The SIRIUS 3TK28 30 Expansion Units are used to increase the number of contacts that can be used on safety related control units. One enabling contact of the base unit is required to connect the expansion unit. The category of a control system with expansion unit corresponds to the category of the basic unit. One basic unit may be connected to several expansion units.


SIRIUS SAFETY RELAY WITH RELAY RELEASE

CIRCUITS (FK),

230V AC, 22.5MM, SCREW TERMINAL,

FK INSTANT.: 4S, FK DELAYED: 0,

MC FOR FEEDBACK: 1, EXPANSION UNIT,

MAX. ERR. SIL / PL: AS GG,

Product Features

  • Safety relay expansion unit
  • 230VAC supply voltage
  • 4 NO enabling contacts
  • UL Listed and CSA certified for quality assurance



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