WMD 820 Chain Door Actuator

Programmable 24VDC chain door actuator for replacement air.

The door actuator can be used together with espagnolette WMB.

The electronics in this actuator can be programmed to suit specific requirements – i.e. pressure- and traction force, speed/sound level – with the WAT 100 programming box, also possible following installation.

Door brackets to be ordered separately.

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  • The product is to be connected to a ±24V power supply
  • The product is suitable for smoke ventilation and use natural driving forces for the efficient exhaust of smoke and heat
  • The product communicates with power supplies with MotorLink® – an intelligent patented digital communication from WindowMaster
  • The product can with the TrueSpeed technology slow down the actuator movement (down to 1mm per second), which enables the actuators to run completely silent.
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Technical specification
Opening angle OU 90°/ IN 98°
Opening speed < 60 sec
Traction force on the arm roll 250N
Locking force 2000N
Primary voltage 24 VDC, max. 10% ripple
Current consumption 1A
Size 34 x 76mm (H x D), length (L) 668mm – (688mm incl. brackets) / (D = 81mm incl. arm roll)
Colour Anodized aluminium