Main Technical Parameters of QTZ 40A Tower Crane Model:QTZ40A (4708) Max .Radius(M): 47 Independent Height(M): 29 Max. Lifting Capacity(T): 4 Max. Height(M): 120 Wall-attached Frame: 6 Main Material: 140?—12(angle steel) Standard Mast Section Dimension: 1.5x1.5X2.2 Hoisting Speed(m/min): 70/35/9 Mini. Stabilizing Falling Speed (m/min): 4.5 Slewing Speed(r/min): 0-0.75 Traveling Speed(m/min): 42/21 Climbing Speed(m/min): 0.5 Motor Total Power(KW): 21.4 Undercarriage Form --- Type : Cross-shaped beam but no ballast Complete Machine Total Weight ---Independent Structure Weight(KG): 21021 ---Counter Weight(T): 8.10
|