WMU 831

Chain actuator 300N 1A

  • Actuators for large and heavy windows – an elegant alternative to spindle actuators.
  • For comfort - / smoke ventilation.
  • For top hung, bottom hung, turning and pivot window.

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WMU 831

About WMU 831

Main features

  • 24V Nominal voltage

    24V Nominal voltage

    The product is to be connected to a ±24V power supply

  • 
Smoke ventilation

    Smoke ventilation

    The product is suitable for smoke ventilation and use natural driving forces for the efficient exhaust of smoke and heat

  • 
Natural ventilation

    Natural ventilation

    The product is suitable for comfort ventilation to ensure that the building’s users enjoy a comfortable indoor climate

  • 
MotorLink®

    MotorLink®

    The product communicates with power supplies with MotorLink® – an intelligent patented digital communication from WindowMaster

  • 
UL certified

    UL certified

    The product is UL certified according to UL325 for US and CSA C22.2 no.247-14 for Canada

  • 
TrueSpeed™

    TrueSpeed™

    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.

Product Details

The actuator is a high-performance, medium chain actuator specially designed for large and heavy windows – an elegant alternative to spindle actuators.

Complete opening of the window within 60sec.

Description
– to be used together with ±24V control units or control units with MotorLink®
– can be used 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 MotorLink®
– soft close function
– the electronics in these actuators 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 installation
– 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
– New processor designed
– The TrueSpeed™ feature enables an opening of 1 mm per second, can control several motor lines simultaneously and ensure higher degree of control
– New five-pole plug solution for easy installation
– Ability to connect pressure safety strips

Specifications

Technical specifications
Chain stroke 400, 500 and 600mm
Opening speed 7-12mm/s
Pressure force see item table and pressure/traction force diagram
on the product sheet
Tractive force 300N
Primary voltage 24 VDC, max. 10% ripple
Current consumption   1A
Size 42 x 57 x 605 mm (H x D x L)/( L= 605 + 18 = 623 mm incl. screws)
Colour Aluminium RAL 9006

Delivery includes

Actuator with 5m cable

Intelligent control of windows: MotorLink®

MotorLink® is a communication technology that enables 2-way control and feedback between window actuators and the Building Management System via the MotorController. All WindowMaster control systems are MotorLink® capable with many of our actuators. Click below to learn more and see related products.

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