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Universal Actuators AKU flush mounted | 230 V AC / 2ECG


The flush-mounted version of the new Universal Actuator AKU can be used in a variety of ways: As a switch actuator with various functions (2-fold), as a shutter actuator (1-fold) with automatic shading function or as a heating actuator. The versatile application offers full functionality in all three areas. Existing conventional shutter push-buttons or window contacts can be connected directly to the floating binary inputs and evaluated (AKU-B2UP.03 only). Can be used as a Switch Actuator 2-fold or Shutter Actuator 1-fold. Heating control with PWM 0-100 %. Automatic sun shading / slat adjustment with sun position calculation. Practical ventilation function (window open / tilt). Time functions (switch-on / switch-off delay, staircase light function). Status response (active / passive) for each channel. Logical linking of binary data, 8 scenes per channel. Central switching functions and blocking for forced operation. Operation mode blind / shutter adjustable. Travel-, pause at change of direction, and step time adjustable. 1 Bit automatic function and sun protection. 8 Bit positioning for shutter and blinds. Adjustable behavior in case of bus voltage failure or return. Dimensions (W x H x D): 41 mm x 41 mm x 22 mm. Quick application download (long frame support with ETS 5 or higher). Production in Germany, certified according to ISO 9001. 3 years warranty.

Functions of Binary Inputs:

  • To connect push-buttons or window / auxiliary contacts
  • Integrated evaluation of the windows contacts
  • Adjustable transmission behavior of the up / down objects (To the internal contacts or actuators on the KNX bus)
  • Operation of blinds and shutters, 1 and 2 button operation
  • Binary inputs usable as universal interface

Installation Type: Flush-mounted.

Channels: 2-fold.

C Load: 14µF.

Ampere: 10 A.

Sun position Calculation: Yes.

Binary Inputs: No, Yes.

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


Technical Documentation Date Version Downloads
Device Configuration App (DCA) ETS5/6 From ETS5.7.x 07/23 V5.1.2.1 etsapp
Productdatabase ETS5/6 From ETS5.7x 12/21 V4.1a knxprod
Functional overview pdf
Datasheet pdf
Assembly and operational instructions pdf
Tender texts Link
Available Variants of this series:
Universal Actuators AKU flush mounted | 230 V AC / 2ECG - AKU-02UP.03
Binary Inputs: No
Universal Actuators AKU flush mounted | 230 V AC / 2ECG - AKU-B2UP.03
Binary Inputs: Yes, 4 binary inputs
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