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Switch Actuators AKI industry


The MDT Switch Actuator receives KNX / EIB telegrams and switches up to 12 independent electrical loads. Each output uses a bistable relay, with mechanical manual operation for direct actuation of the relay contact.

  • Installation Type: MDRC
  • Application Area: Industry
  • Channels: 4-fold, 8-fold, 12-fold
  • C Load: 200 µF C-Load
  • Ampere: 16/20 A
  • Handcontrol: Yes
  • V230: Yes
  • Device width: 4SU, 8SU, 12SU

Product features

  • Comprehensive function extension
  • Mechanical manual operation for direct actuation of the relay contact, status visible
  • NO and NC contact operation
  • Status response by manual operation
  • Time functions (switch-on / switch-off delay)
  • Extensive staircase light and impulse functions
  • Extended logic and scene functions for each channel
  • Extended status functions (inverted, cyclic, with lock)
  • Threshold switch (Byte / 2 Byte / 2 Byte float)
  • Hour meter for switching
  • Priority / forced operation with automatic release time
  • 4 mm² / 2 x 2.5 mm² screw terminals. Separate supply phases
  • Power supply via KNX bus
  • Quick application download (long frame support with ETS 5 or higher)
  • Production in Germany, certified according to ISO 9001
  • 3 year warranty

Available Variants of this series:


  • Channels: 4-fold
  • Device width: 4SU


  • Channels: 8-fold
  • Device width: 8SU


  • Channels: 12-fold
  • Device width: 12SU


Productdatabase ETS5/6V3.2 knxprod
Device Configuration App (DCA) ETS5/6
Update Tool
V5.0.0 etsapp
Datasheet pdf
Assembly and operational instructions pdf
Technical manual pdf
CAD-drawing zip
Tender textsLink

Productdatabase ETS5/6

Version: V3.2
Download: knxprod


Device Configuration App (DCA) ETS5/6
Update Tool

Version: V5.0.0
Download: etsapp

Download: pdf

Assembly and operational instructions
Download: pdf

Technical manual
Download: pdf

Download: zip

Tender texts
Download: Link

You can find a product comparison of our switch actuators here.

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