EF
Axial fan with direct drive, motor in the air flow. The impeller is made of cast aluminum with profiled blades, adjustable at standstill. The housing is made of welded sheet steel, with rolled flanges. For sizes ≥ 1120, the fans are hot-dip galvanized as standard.
ATEX versions and special designs on request.
| Product code | A-EF |
| Category | Axial |
| Subcategory | Directly driven - AC motor |
| Medium | : | le transport d'air propre, poussiéreux et humide et pour toutes les applications nécessitant le déplacement de grands volumes d'air à basse et moyenne pression. |
| Max flow rate | : | 126.000 m³/h |
| Total pressure | : | 100 – 1.600 Pa |
| Drive | : | direct driven from -20° to 40° |
Motor
The motor is three-phase, 230/400 V or 400/690 V, 50 Hz, B3; (other frequencies, voltages on request).
Air direction
The standard air direction, motor to impeller ( type A).
On request; air direction blade wheel to motor ( type B).
Special designs on request
- Manufactured from different materials. (Steel coated, stainless steel 304, stainless steel 316, Hot-dip galvanized, ...)
- Flexibles, vibration dampers, mounting feet, wall plate, ...
ATEX versions on request
Explosion proof versions according to ATEX directive:
Ambient temperature -20°C to +60°C, ambient pressure (abs.) 0.8 bar to 1.1 bar according to EN 14986.
GAS
- 2G IIB T2-T3-T4, Motor Exd IIB or ExeII
- 3G IIB T2-T3-T4, Motor ExnA (only for 3G zone)