Pneumaticseeder SUPN-8 SUPN-6 Modernized seeder SUPN-8U, intended for dotted sowing of calibrated and uncalibrated sorted seeds of corn, sunflower and other crops with simultaneous application of mineral fertilizers and rolling of soil in rows. In the seeder, the creation of a vacuum is provided by a fan driven by the rotation of the tractor PTO with a rotation frequency of 540 rpm. The fan is equipped with an overrunning clutch that protects the belt transmission from excessive wear. The bearing beam of the seeder frame is the receiver of its pneumatic system. SUPN-8U planters are aggregated with tractors with a traction force of 0.9 to 2 tons. The planter is equipped withplastic grain and fat hoppers. The weight of the seeder is only 920 kg, so it is convenient to combine it with MTZ-80 / 82 tractors. info.