About WMD 820
Main features
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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 control panel
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MotorLink®
The product communicates with control panels 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.
Product Details
Programmable 24VDC chain door actuator for replacement air.
The door actuator can be used together with espagnolette WMB.
Door brackets to be ordered separately.
Keywords: Door opener, 90 degree opener, smoke shaft actuator, smoke shaft door opener
Specifications
| Installation Type | Surface mounted |
| Window types | Side hung |
| Pressure Force | 300N |
| Traction force | 250N |
| Locking force | 3000N |
| Sound pressure level | ≤21 dBA (operational speed: 0,2°/s)dBA ≤39 dBA (operational speed: 2°/s)dBA |
| Power Supply | 24 V DC |
| Current consumption | 1A |
| Consumption of power | Max. 24WW |
| Nominal Voltage | 24 V DC (max 10% ripple)V DC |
| Life span | Tested with 10,000 opening and closing movements |
| Fire test | Tested according to B300, part 3.6 (30 min./ 300°) |
| IP rating | 32 |
| Colour options | Anodised aluminium |
| Material | Anodised aluminium housing with stainless steel chain |
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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