General information
General information for Gram Clean Air products containing information regarding:
- General data in connection with used measuring units, conversion tables, Gram surface treatment as well as galvanized products.
- Information regarding fans with position overview, fan test, information regarding electro motors as well as an overview over fan wheels.
- Data regarding W3 filter units as well as the filter technical demands and norms.
- Information regarding the ATEX Directive
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General data
![](assets/images/e/Linial-00ca8d5e.png)
![](/files/design/ring.gif)
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Fans
![](assets/images/7/RVC_RV-C50-17e37a07.png)
![](/files/design/ring.gif)
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Filter units
![](assets/images/4/ACF_IMG_ACF234H-Mirror-1c6a5264.png)
![](/files/design/ring.gif)
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ATEX
![](assets/images/4/ATEX-68cc35a4.png)
![](/files/design/ring.gif)