Chain Actuator WMU 895

Chain actuator 1500N 5A

  • Chain actuator for large and heavy windows – an elegant alternative to spindle actuators.
  • For smoke and comfort ventilation.
  • For top hung, bottom hung, turning, pivot, roof window and light dome.


The actuator is a high performance actuator especially designed for large and heavy windows – an elegant alternative to spindle actuators.

Complete opening of the window within 60sec. (depending on the programming).
The actuator is approved according to EN 12101-2 with selected profiles – please contact Blue Squared for further information.

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  • To be used together with ±24V control units or control units with MotorLink®
  • Can be used together with espagnolette WMB
  • Synchronization of up to 4 window actuators – no need for an external
    synchronization module
  • Genuine position feedback and 3 speeds when using control unit with
  • Soft close function
  • The electronics in this actuator can be programmed to suit specific
    requirements – i.e. pressure- and traction force, stroke, speed/sound level –
    with the WAT 100 programming box, this is also possible following
  • Built-in electronic load switch-off/end stop
  • Electronic actuator with micro controller
  • The actuator has an integrated reverse function to ensure a prolonged life
    span of the window gaskets
  • Easy mounting
View Product Brochure
Technical specification
Chain opening Depending on variant – see product sheet
Opening speed Depending on variant – see product sheet
Pressure force Max. 1000N
Tractive force Max. 1500N (programmable 300-1500N)
Voltage Nominal 24V DC
24V DC (max. 10% ripple)
Current consumption 5A
Size 80 x 54mm (HxB).
Lenght depending on variant – see product sheet
Colour Anodized aluminium (EV1)
RAL colours at an additional price