ModelPiston×Dia×StrokeSpray1Spray2Spray3Lrrigation1Lrrigation2Lrrigation3RequirePower(HP)3WZ—223×22×16800 100014.5 18.21.5 3.51200 140021.8 25.41.5 3.51.5 3.53WZ—253×22×22800 100020 251.5 3.51200 150030 371.5 3.51.5 33WZ—283×28×22700 80028 331.5 3.51000 120040 491.5 3.52 53WZ—303×30×20700 80029 341.5 3.51000 120042 521.5 3.53 43WZ—703×32×32500 60038.5 461.5 3.5800 100062 771.02 73WZ—903×33.5×35500 60046 5.51.5 3.5800 100047 92.51.03 93WZ—1203×38×38500 60065 781.5 3.5800 900103 1161.05 10