Potato Harvester Machine 4U Series Potato Harvester has themerits of high efficiency, lower breakage, running fast withouttrembling, and no blocking by the grasses. Moreover, the structureis simple and the operation life time is long, etc Potato HarvesterMachine 4U Series Potato Harvester has the merits of highefficiency, lower breakage, running fast without trembling, and noblocking by the grasses. Moreover, the structure is simple and theoperation life time is long, etc. Model 4U-1 4U-1A (with walkingtractor) 4U-2 4U-3 (automatic loading) Rows 1 1 2 2 Row space(cm)55-80 55-80 55-80 55-80 Productivity(mu/h) 3-5 3-5 5-8 8-15 Totalweight(kg) 180 100 700 1200 Matched power(hp) 22-35 8-15 50-8070-120 Working depth(cm) 25 20 25 25 Working width(m) 0.65 0.531.65 1.65 Gain rate (%) ≥96 ≥96 ≥96 ≥96 Loss rate (%) ≤2 ≤2 ≤2 ≤2Export rotary speed(RPM) 560/1250 1000 560 560 Overalldimension(cm) 240*90*90 220*165*100 330*165*310