Material of conventional acidic/alkaline exhaust fans (1)FRP (2)Carbon steel + FRP (3)Carbon steel + Rubber lining (4)PP or PVC (5)Stainless steel or alloy steel
Fan driven method: (1)Belt Driven (2)Direct Driven with Motor (3)Direct Driven with Coupling and Motor
Fan controlling method: (1)Direct start (2)Soft start (3)Inverter controlled start (4)Y–△ start |