Skip to main content
Next product


Switch Actuator AKK compact with fan coil operation


The MDT Switch Actuator AKK receives KNX / EIB telegrams and switches up to 4 independent electrical loads. Each output uses a monostable relay and is individually adjustable via ETS. In operation mode as fan coil actuator a 4-step ventilators is controlled.

  • Installation Type: MDRC
  • Application Area: Compact
  • Channels: 4-fold
  • C Load: 70µF
  • Ampere: 16 A
  • Fan Coil: Yes
  • Device width: 2SU

Product features

Fan coil mode:

  • Control of 4-speed fans / ventilator convectors
  • Outputs are interlocked
  • Direct operation by three 1 Bit objects or a single 1 Bit object (+/-)
  • Automatic operation by 1 Byte control value (0-100 %)
  • Suitable for 2-pipe systems and 4-pipe systems
  • Output objects to control valves for heating / cooling
  • Day / Night function to limit fan speed at night
  • Emergency operation if variable fails

Switch Actuator mode:

  • NO and NC contact operation
  • Time functions (switch-on / switch-off delay)
  • Staircase light function with adjustable warning time
  • Status response (active / passive) for each channel
  • Logical linking of binary data, 8 scenes per channel
  • Central switching functions and blocking for forced operation
  • Adjustable behavior in case of bus voltage return
  • 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:



    Productdatabase ETS4/5/6V2.0 knxprod
    Datasheet pdf
    Assembly and operational instructions pdf
    Technical manual pdf
    CAD-drawing dwg
    Tender textsLink

    Productdatabase ETS4/5/6

    Version: V2.0
    Download: knxprod

    Download: pdf

    Assembly and operational instructions
    Download: pdf

    Technical manual
    Download: pdf

    Download: dwg

    Tender texts
    Download: Link

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

    Next product