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.

About WMU 831
Main features
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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