Effective fan with a very large diameter
1.High air performance with low energy consumption
2.Shutter opens by means of air flow and stays open thanks to counterweights,minimal air resistance
3.Motor without cooling fan , very lowmaintenance
4.Stable construction with high-grade, coated andcorrosion resistant parts;
5.Proven reliability, high efficiency and applicable in the most extreme circumstances
| PERFORMANCES | ||||||||
| Model | Dia.Blade | No.s Blade | Power | Air Flow m³/h | Out Size/mm | |||
| 0 Pa | 25pa | 50pa | ||||||
| QOMA/NC-1380 | 1280mm | 3 | 1.1kw | 48800 | 43900 | 38000 | 1460*1460*1416 | |
