Chain actuator 300N 1A
WMU 831
- 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
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Natural ventilation
The product is suitable for comfort ventilation to ensure that the building’s users enjoy a comfortable indoor climate
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Smoke ventilation
The product is suitable for smoke ventilation and use natural driving forces for the efficient exhaust of smoke and heat
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24V Nominal voltage
The product is to be connected to a ±24V power supply
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MotorLink®
The product communicates with power supplies with MotorLink® – an intelligent patented digital communication from WindowMaster
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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.
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UL certified
The product is UL certified according to UL325 for US and CSA C22.2 no.247-14 for Canada
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
| Installation Type | Surface mounted |
| Window types | Top hung Bottom hung Turning windows Pivot |
| Chain stroke options | 400mm 500mm 600mm |
| Pressure Force | 300N |
| Traction force | 300N |
| Locking force | 3000N |
| Operating speed | Programmable from 1mm/s to 12mm/s with TrueSpeed™ |
| Sound pressure level | ≤21 dBA (operational speed: 0,2°/s)dBA ≤45 dBA (operational speed: 10 mm/s)dBA |
| Power Supply | 24 VDC |
| Current consumption | 1 A |
| Nominal Voltage | 24V DC (max. 10% ripple) |
| Life span | Tested with 10,000 opening and closing movements |
| Size | 42 x 623 x 57 (H x W x D)mm |
| Colour options | Grey (RAL 9006) |
| Material | Aluminium housing with steel chain |
| To be ordered separately | Brackets and standard extension cables type WLL |
Delivery includes
Actuator with 5m cableDownloads
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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