These suction units are capable of transferring dusty and granulated products with flow rates of up to 1500 kg/h, and have a power rating of 7.5 kW. They come standard with a relief valve and are also available in 304 stainless steel upon request. B: base version with uncovered motor (visual motor) BF: base model with uncovered motor and safety filter BIF: base model with uncovered motor, safety filter and electrical switchboard C: model with protected motor CF: version with protected motor and safety filter CIK: model with motor housing, safety filtering chamber and control box