Preliminary and intermediate filter
Method of use:
For the pre-filtration in ventilation systems and devices of all kinds up to fine dust filtration.
Dimension:
- 610 x 910 x 47 mm, Filter quality G3 (EU3) and G4 (EU4)
- 610 x 610 x 47 mm, Filter quality G3 (EU3) and G4 (EU4)
- 305 x 610 x 47 mm, Filter quality G3 (EU3) and G4 (EU4)
- 305 x 305 x 47 mm, Filter quality G3 (EU3) and G4 (EU4)
Model cellular filter:
|
Quality class G3 (EU3) |
Quality class G4 (EU4) |
Frame: |
Cardboard frame, 47 mm wide |
Cardboard frame, 47 mm wide |
Filter medium: |
Glass wool |
Synthetic |
Filtration efficiency (Am): |
85 % |
90 % |
Nominal volume flow: |
5400 m³/h/m² |
5400 m³/h/m² |
Nominal blow speed by nominal volume: |
1,5 m/s |
1,5 m/s |
Starting pressure difference: |
30 Pa |
42 Pa |
Recommended final pressure Difference : |
450 Pa |
250 Pa |
Temperature / air humidity: |
100 °C / 100 % RF |
100 °C / 100 % RF |
As additional protection, a fleece filter can be delivered on a roll (thickness 21mm, width 610mm, length 30m) in the quality classification G3