n Low, medium pressure. nHigh quality, advanced technology. nHousing made of galvanized pressed steel or inox stainless steel.n V-belt and pulley transmission drive. n Impeller with sparse wide scooped blades.n Optionally, they can be ordered with high temperature bearings for industrial use.
Speed Controlers:n 220V input voltage inverter for controlling up in three phase motors. n 230V input voltage inverter for controlling up to 2 HP in single phase motors.n 380V input voltage inverter for any horsepower rating.n Speed controllers, pages 166-169. nPerformance Curves for all fans on pages 23-25. nGreater horsepower available upon request.