OBF series are single suction high efficiency and low noise fans. The maximum temperature of the suction fluid should be 120 ° C. In order to work at a higher temperature, modifications to the fan manufacturing are required. Made of high quality corrosion resistant S355 steel and coated with epoxy paint. Can be made of stainless steel for corrosive and high temperature environments. Fans are radial fans with backward curved blades. It is possible to drive the fan with belt pulley, direct coupling or elastic coupling. Optionally, it can be manufactured with ExProof feature.
It is suitable for use in dusty air suction, ventilation, drying, mechanical extraction, dust, sawdust or any kind of ventilation systems with toxic gas systems